diff options
Diffstat (limited to 'tests')
71 files changed, 852 insertions, 273 deletions
diff --git a/tests/assembly-llvm/aarch64-pointer-auth.rs b/tests/assembly-llvm/aarch64-pointer-auth.rs index 56a26df469f..e1ca6d77581 100644 --- a/tests/assembly-llvm/aarch64-pointer-auth.rs +++ b/tests/assembly-llvm/aarch64-pointer-auth.rs @@ -1,10 +1,13 @@ // Test that PAC instructions are emitted when branch-protection is specified. //@ add-core-stubs -//@ revisions: PACRET PAUTHLR_NOP PAUTHLR +//@ revisions: GCS PACRET PAUTHLR_NOP PAUTHLR //@ assembly-output: emit-asm //@ needs-llvm-components: aarch64 //@ compile-flags: --target aarch64-unknown-linux-gnu +//@ [GCS] min-llvm-version: 21 +//@ [GCS] ignore-apple (XCode version needs updating) +//@ [GCS] compile-flags: -Z branch-protection=gcs //@ [PACRET] compile-flags: -Z branch-protection=pac-ret,leaf //@ [PAUTHLR_NOP] compile-flags: -Z branch-protection=pac-ret,pc,leaf //@ [PAUTHLR] compile-flags: -C target-feature=+pauth-lr -Z branch-protection=pac-ret,pc,leaf @@ -17,6 +20,7 @@ extern crate minicore; use minicore::*; +// GCS: .aeabi_attribute 2, 1 // Tag_Feature_GCS // PACRET: hint #25 // PACRET: hint #29 // PAUTHLR_NOP: hint #25 diff --git a/tests/codegen-llvm/branch-protection.rs b/tests/codegen-llvm/branch-protection.rs index d67e494cc0d..f92259c941c 100644 --- a/tests/codegen-llvm/branch-protection.rs +++ b/tests/codegen-llvm/branch-protection.rs @@ -1,9 +1,10 @@ // Test that the correct module flags are emitted with different branch protection flags. //@ add-core-stubs -//@ revisions: BTI PACRET LEAF BKEY PAUTHLR PAUTHLR_BKEY PAUTHLR_LEAF PAUTHLR_BTI NONE +//@ revisions: BTI GCS PACRET LEAF BKEY PAUTHLR PAUTHLR_BKEY PAUTHLR_LEAF PAUTHLR_BTI NONE //@ needs-llvm-components: aarch64 //@ [BTI] compile-flags: -Z branch-protection=bti +//@ [GCS] compile-flags: -Z branch-protection=gcs //@ [PACRET] compile-flags: -Z branch-protection=pac-ret //@ [LEAF] compile-flags: -Z branch-protection=pac-ret,leaf //@ [BKEY] compile-flags: -Z branch-protection=pac-ret,b-key @@ -32,6 +33,9 @@ pub fn test() {} // BTI: !"sign-return-address-all", i32 0 // BTI: !"sign-return-address-with-bkey", i32 0 +// GCS: attributes [[ATTR]] = {{.*}} "guarded-control-stack" +// GCS: !"guarded-control-stack", i32 1 + // PACRET: attributes [[ATTR]] = {{.*}} "sign-return-address"="non-leaf" // PACRET-SAME: "sign-return-address-key"="a_key" // PACRET: !"branch-target-enforcement", i32 0 diff --git a/tests/codegen-llvm/global-allocator-attributes.rs b/tests/codegen-llvm/global-allocator-attributes.rs new file mode 100644 index 00000000000..472ca772075 --- /dev/null +++ b/tests/codegen-llvm/global-allocator-attributes.rs @@ -0,0 +1,41 @@ +//@ compile-flags: -C opt-level=3 +#![crate_type = "lib"] + +mod foobar { + use std::alloc::{GlobalAlloc, Layout}; + + struct Allocator; + + unsafe impl GlobalAlloc for Allocator { + unsafe fn alloc(&self, layout: Layout) -> *mut u8 { + // CHECK-LABEL: ; __rustc::__rust_alloc + // CHECK-NEXT: ; Function Attrs: {{.*}}allockind("alloc,uninitialized,aligned") allocsize(0){{.*}} + // CHECK-NEXT: define{{.*}} noalias{{.*}} ptr @{{.*}}__rust_alloc(i[[SIZE:[0-9]+]] {{.*}}%size, i[[SIZE]] allocalign{{.*}} %align) + panic!() + } + + unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) { + // CHECK-LABEL: ; __rustc::__rust_dealloc + // CHECK-NEXT: ; Function Attrs: {{.*}}allockind("free"){{.*}} + // CHECK-NEXT: define{{.*}} void @{{.*}}__rust_dealloc(ptr allocptr{{.*}} %ptr, i[[SIZE]] {{.*}} %size, i[[SIZE]] {{.*}} %align) + panic!() + } + + unsafe fn realloc(&self, ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 { + // CHECK-LABEL: ; __rustc::__rust_realloc + // CHECK-NEXT: ; Function Attrs: {{.*}}allockind("realloc,aligned") allocsize(3){{.*}} + // CHECK-NEXT: define{{.*}} noalias{{.*}} ptr @{{.*}}__rust_realloc(ptr allocptr{{.*}} %ptr, i[[SIZE]] {{.*}} %size, i[[SIZE]] allocalign{{.*}} %align, i[[SIZE]] {{.*}} %new_size) + panic!() + } + + unsafe fn alloc_zeroed(&self, layout: Layout) -> *mut u8 { + // CHECK-LABEL: ; __rustc::__rust_alloc_zeroed + // CHECK-NEXT: ; Function Attrs: {{.*}}allockind("alloc,zeroed,aligned") allocsize(0){{.*}} + // CHECK-NEXT: define{{.*}} noalias{{.*}} ptr @{{.*}}__rust_alloc_zeroed(i[[SIZE]] {{.*}} %size, i[[SIZE]] allocalign{{.*}} %align) + panic!() + } + } + + #[global_allocator] + static GLOBAL: Allocator = Allocator; +} diff --git a/tests/codegen-llvm/pattern_type_symbols.rs b/tests/codegen-llvm/pattern_type_symbols.rs index e86a9ef27de..a90262ff12d 100644 --- a/tests/codegen-llvm/pattern_type_symbols.rs +++ b/tests/codegen-llvm/pattern_type_symbols.rs @@ -16,7 +16,7 @@ pub fn bar() { // CHECK: call pattern_type_symbols::foo::<u32> // CHECK: call void @_RINvC[[CRATE_IDENT:[a-zA-Z0-9]{12}]]_20pattern_type_symbols3foomEB2_ foo::<u32>(); - // CHECK: call pattern_type_symbols::foo::<(u32, [(); 0], [(); 999999999])> - // CHECK: call void @_RINvC[[CRATE_IDENT]]_20pattern_type_symbols3fooTmAum0_Aum3b9ac9ff_EEB2_ + // CHECK: call pattern_type_symbols::foo::<u32 is 0..=999999999> + // CHECK: call void @_RINvC[[CRATE_IDENT]]_20pattern_type_symbols3fooWmRm0_m3b9ac9ff_EB2_ foo::<NanoU32>(); } diff --git a/tests/crashes/117808.rs b/tests/crashes/117808.rs deleted file mode 100644 index 2c727986dd0..00000000000 --- a/tests/crashes/117808.rs +++ /dev/null @@ -1,27 +0,0 @@ -//@ known-bug: #117808 -//@ edition:2021 -//@ needs-rustc-debug-assertions - -use std::future::Future; - -fn hrc<R, F: for<'a> AsyncClosure<'a, (), R>>(f: F) -> F { - f -} - -fn main() { - hrc(|x| async {}); -} - -trait AsyncClosure<'a, I, R> -where - I: 'a, -{ -} - -impl<'a, I, R, Fut, F> AsyncClosure<'a, I, R> for F -where - I: 'a, - F: Fn(&'a I) -> Fut, - Fut: Future<Output = R> + Send + 'a, -{ -} diff --git a/tests/run-make/linker-warning/rmake.rs b/tests/run-make/linker-warning/rmake.rs index 9ea706af503..b0c40dd171d 100644 --- a/tests/run-make/linker-warning/rmake.rs +++ b/tests/run-make/linker-warning/rmake.rs @@ -61,7 +61,6 @@ fn main() { diff() .expected_file("short-error.txt") .actual_text("(linker error)", out.stderr()) - .normalize(r#"/rustc[^/_-]*/"#, "/rustc/") .normalize("libpanic_abort", "libpanic_unwind") .normalize( regex::escape( diff --git a/tests/run-make/pointer-auth-link-with-c-lto-clang/rmake.rs b/tests/run-make/pointer-auth-link-with-c-lto-clang/rmake.rs index 0a2186b0953..2ac5fdee063 100644 --- a/tests/run-make/pointer-auth-link-with-c-lto-clang/rmake.rs +++ b/tests/run-make/pointer-auth-link-with-c-lto-clang/rmake.rs @@ -1,12 +1,14 @@ // `-Z branch protection` is an unstable compiler feature which adds pointer-authentication // code (PAC), a useful hashing measure for verifying that pointers have not been modified. // This test checks that compilation and execution is successful when this feature is activated, -// with some of its possible extra arguments (bti, pac-ret, leaf) when doing LTO. +// with some of its possible extra arguments (bti, gcs, pac-ret, leaf) when doing LTO. // See https://github.com/rust-lang/rust/pull/88354 //@ needs-force-clang-based-tests //@ only-aarch64 // Reason: branch protection is not supported on other architectures +//@ ignore-apple +// Reason: XCode needs updating to support gcs //@ ignore-cross-compile // Reason: the compiled binary is executed @@ -19,7 +21,7 @@ fn main() { clang() .arg("-v") .lto("thin") - .arg("-mbranch-protection=bti+pac-ret+b-key+leaf") + .arg("-mbranch-protection=bti+gcs+pac-ret+b-key+leaf") .arg("-c") .out_exe("test.o") .input("test.c") @@ -30,7 +32,7 @@ fn main() { .opt_level("2") .linker(&env_var("CLANG")) .link_arg("-fuse-ld=lld") - .arg("-Zbranch-protection=bti,pac-ret,leaf") + .arg("-Zbranch-protection=bti,gcs,pac-ret,leaf") .input("test.rs") .output("test.bin") .run(); diff --git a/tests/run-make/pointer-auth-link-with-c/rmake.rs b/tests/run-make/pointer-auth-link-with-c/rmake.rs index a4d7454e575..1ddcb79d64f 100644 --- a/tests/run-make/pointer-auth-link-with-c/rmake.rs +++ b/tests/run-make/pointer-auth-link-with-c/rmake.rs @@ -1,11 +1,13 @@ // `-Z branch protection` is an unstable compiler feature which adds pointer-authentication // code (PAC), a useful hashing measure for verifying that pointers have not been modified. // This test checks that compilation and execution is successful when this feature is activated, -// with some of its possible extra arguments (bti, pac-ret, pc, leaf, b-key). +// with some of its possible extra arguments (bti, gcs, pac-ret, pc, leaf, b-key). // See https://github.com/rust-lang/rust/pull/88354 //@ only-aarch64 // Reason: branch protection is not supported on other architectures +//@ ignore-apple +// Reason: XCode needs updating to support gcs //@ ignore-cross-compile // Reason: the compiled binary is executed @@ -13,17 +15,17 @@ use run_make_support::{build_native_static_lib, cc, is_windows_msvc, llvm_ar, ru fn main() { build_native_static_lib("test"); - rustc().arg("-Zbranch-protection=bti,pac-ret,leaf").input("test.rs").run(); + rustc().arg("-Zbranch-protection=bti,gcs,pac-ret,leaf").input("test.rs").run(); run("test"); cc().arg("-v") .arg("-c") .out_exe("test") .input("test.c") - .arg("-mbranch-protection=bti+pac-ret+leaf") + .arg("-mbranch-protection=bti+gcs+pac-ret+leaf") .run(); let obj_file = if is_windows_msvc() { "test.obj" } else { "test" }; llvm_ar().obj_to_ar().output_input("libtest.a", &obj_file).run(); - rustc().arg("-Zbranch-protection=bti,pac-ret,leaf").input("test.rs").run(); + rustc().arg("-Zbranch-protection=bti,gcs,pac-ret,leaf").input("test.rs").run(); run("test"); // FIXME: +pc was only recently added to LLVM diff --git a/tests/rustdoc-gui/src/test_docs/lib.rs b/tests/rustdoc-gui/src/test_docs/lib.rs index 42f2fbd93b1..de7c89a9fa3 100644 --- a/tests/rustdoc-gui/src/test_docs/lib.rs +++ b/tests/rustdoc-gui/src/test_docs/lib.rs @@ -459,10 +459,10 @@ pub fn safe_fn() {} #[repr(C)] pub struct WithGenerics<T: TraitWithNoDocblocks, S = String, E = WhoLetTheDogOut, P = i8> { - s: S, - t: T, - e: E, - p: P, + pub s: S, + pub t: T, + pub e: E, + pub p: P, } pub struct StructWithPublicUndocumentedFields { diff --git a/tests/rustdoc-ui/lints/invalid-html-tags-ice-146890.rs b/tests/rustdoc-ui/lints/invalid-html-tags-ice-146890.rs new file mode 100644 index 00000000000..d7efc201e7e --- /dev/null +++ b/tests/rustdoc-ui/lints/invalid-html-tags-ice-146890.rs @@ -0,0 +1,25 @@ +// this test ensures that bad HTML with multiline tags doesn't cause an ICE +// regression test for https://github.com/rust-lang/rust/issues/146890 +#[deny(rustdoc::invalid_html_tags)] + +/// <TABLE +/// BORDER> +/// <TR +/// > +/// <TH +//~^ ERROR: unclosed HTML tag `TH` +/// >key +/// </TD +//~^ ERROR: unopened HTML tag `TD` +/// > +/// <TH +//~^ ERROR: unclosed HTML tag `TH` +/// >value +/// </TD +//~^ ERROR: unopened HTML tag `TD` +/// > +/// </TR +/// > +/// </TABLE +/// > +pub fn foo() {} diff --git a/tests/rustdoc-ui/lints/invalid-html-tags-ice-146890.stderr b/tests/rustdoc-ui/lints/invalid-html-tags-ice-146890.stderr new file mode 100644 index 00000000000..64a82b3a952 --- /dev/null +++ b/tests/rustdoc-ui/lints/invalid-html-tags-ice-146890.stderr @@ -0,0 +1,38 @@ +error: unopened HTML tag `TD` + --> $DIR/invalid-html-tags-ice-146890.rs:12:5 + | +LL | /// </TD + | _____^ +LL | | +LL | | /// > + | |_____^ + | +note: the lint level is defined here + --> $DIR/invalid-html-tags-ice-146890.rs:3:8 + | +LL | #[deny(rustdoc::invalid_html_tags)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: unopened HTML tag `TD` + --> $DIR/invalid-html-tags-ice-146890.rs:18:5 + | +LL | /// </TD + | _____^ +LL | | +LL | | /// > + | |_____^ + +error: unclosed HTML tag `TH` + --> $DIR/invalid-html-tags-ice-146890.rs:9:5 + | +LL | /// <TH + | ^^^ + +error: unclosed HTML tag `TH` + --> $DIR/invalid-html-tags-ice-146890.rs:15:5 + | +LL | /// <TH + | ^^^ + +error: aborting due to 4 previous errors + diff --git a/tests/rustdoc/attribute-rendering.rs b/tests/rustdoc/attribute-rendering.rs deleted file mode 100644 index fb40d0a9887..00000000000 --- a/tests/rustdoc/attribute-rendering.rs +++ /dev/null @@ -1,8 +0,0 @@ -#![crate_name = "foo"] - -//@ has 'foo/fn.f.html' -//@ has - //*[@'class="code-attribute"]' '#[unsafe(export_name = "f")]' -//@ has - //*[@'class="rust item-decl"]' 'pub fn f()' -#[unsafe(export_name = "\ -f")] -pub fn f() {} diff --git a/tests/rustdoc/attributes.rs b/tests/rustdoc/attributes.rs index 33e4e31bec6..429a42a7252 100644 --- a/tests/rustdoc/attributes.rs +++ b/tests/rustdoc/attributes.rs @@ -9,6 +9,18 @@ pub extern "C" fn f() {} #[unsafe(export_name = "bar")] pub extern "C" fn g() {} +//@ has foo/fn.escape_special.html '//*[@class="code-attribute"]' \ +// '#[unsafe(export_name = "\n\"\n")]' +#[unsafe(export_name = "\n\" +")] +pub extern "C" fn escape_special() {} + +// issue: <https://github.com/rust-lang/rust/issues/142835> +//@ has foo/fn.escape_html.html '//*[@class="code-attribute"]' \ +// '#[unsafe(export_name = "<script>alert()</script>")]' +#[unsafe(export_name = "<script>alert()</script>")] +pub extern "C" fn escape_html() {} + //@ has foo/fn.example.html '//*[@class="code-attribute"]' '#[unsafe(link_section = ".text")]' #[unsafe(link_section = ".text")] pub extern "C" fn example() {} diff --git a/tests/rustdoc/auxiliary/ext-repr.rs b/tests/rustdoc/auxiliary/ext-repr.rs new file mode 100644 index 00000000000..25acaa49449 --- /dev/null +++ b/tests/rustdoc/auxiliary/ext-repr.rs @@ -0,0 +1,5 @@ +#[repr(i8)] +pub enum ReprI8 { + Var0, + Var1, +} diff --git a/tests/rustdoc/inline_cross/attributes.rs b/tests/rustdoc/inline_cross/attributes.rs index 4747f8ad67c..1657b7bdc8f 100644 --- a/tests/rustdoc/inline_cross/attributes.rs +++ b/tests/rustdoc/inline_cross/attributes.rs @@ -1,7 +1,20 @@ +// Ensure that we render attributes on inlined cross-crate re-exported items. +// issue: <https://github.com/rust-lang/rust/issues/144004> + //@ aux-crate:attributes=attributes.rs //@ edition:2021 #![crate_name = "user"] -//@ has 'user/struct.NonExhaustive.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[non_exhaustive]' +//@ has 'user/fn.no_mangle.html' '//pre[@class="rust item-decl"]' '#[unsafe(no_mangle)]' +pub use attributes::no_mangle; + +//@ has 'user/fn.link_section.html' '//pre[@class="rust item-decl"]' \ +// '#[unsafe(link_section = ".here")]' +pub use attributes::link_section; + +//@ has 'user/fn.export_name.html' '//pre[@class="rust item-decl"]' \ +// '#[unsafe(export_name = "exonym")]' +pub use attributes::export_name; + +//@ has 'user/struct.NonExhaustive.html' '//pre[@class="rust item-decl"]' '#[non_exhaustive]' pub use attributes::NonExhaustive; diff --git a/tests/rustdoc/inline_cross/auxiliary/attributes.rs b/tests/rustdoc/inline_cross/auxiliary/attributes.rs index c6f155d4ba5..6068d385585 100644 --- a/tests/rustdoc/inline_cross/auxiliary/attributes.rs +++ b/tests/rustdoc/inline_cross/auxiliary/attributes.rs @@ -1,2 +1,11 @@ +#[unsafe(no_mangle)] +pub fn no_mangle() {} + +#[unsafe(link_section = ".here")] +pub fn link_section() {} + +#[unsafe(export_name = "exonym")] +pub fn export_name() {} + #[non_exhaustive] pub struct NonExhaustive; diff --git a/tests/rustdoc/inline_cross/auxiliary/repr.rs b/tests/rustdoc/inline_cross/auxiliary/repr.rs deleted file mode 100644 index 0211e1a8658..00000000000 --- a/tests/rustdoc/inline_cross/auxiliary/repr.rs +++ /dev/null @@ -1,42 +0,0 @@ -#![feature(repr_simd)] - -#[repr(C, align(8))] -pub struct ReprC { - field: u8, -} -#[repr(simd, packed(2))] -pub struct ReprSimd { - field: [u8; 1], -} -#[repr(transparent)] -pub struct ReprTransparent { - pub field: u8, -} -#[repr(isize)] -pub enum ReprIsize { - Bla, -} -#[repr(u8)] -pub enum ReprU8 { - Bla, -} - -#[repr(transparent)] // private -pub struct ReprTransparentPrivField { - field: u32, // non-1-ZST field -} - -#[repr(transparent)] // public -pub struct ReprTransparentPriv1ZstFields { - marker0: Marker, - pub main: u64, // non-1-ZST field - marker1: Marker, -} - -#[repr(transparent)] // private -pub struct ReprTransparentPrivFieldPub1ZstFields { - main: [u16; 0], // non-1-ZST field - pub marker: Marker, -} - -pub struct Marker; // 1-ZST diff --git a/tests/rustdoc/inline_cross/repr.rs b/tests/rustdoc/inline_cross/repr.rs deleted file mode 100644 index d13e560b8d7..00000000000 --- a/tests/rustdoc/inline_cross/repr.rs +++ /dev/null @@ -1,40 +0,0 @@ -// Regression test for <https://github.com/rust-lang/rust/issues/110698>. -// This test ensures that the re-exported items still have the `#[repr(...)]` attribute. - -//@ aux-build:repr.rs - -#![crate_name = "foo"] - -extern crate repr; - -//@ has 'foo/struct.ReprC.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(C, align(8))]' -pub use repr::ReprC; -//@ has 'foo/struct.ReprSimd.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(simd, packed(2))]' -pub use repr::ReprSimd; -//@ has 'foo/struct.ReprTransparent.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -pub use repr::ReprTransparent; -//@ has 'foo/enum.ReprIsize.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(isize)]' -pub use repr::ReprIsize; -//@ has 'foo/enum.ReprU8.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(u8)]' -pub use repr::ReprU8; - -// Regression test for <https://github.com/rust-lang/rust/issues/90435>. -// Check that we show `#[repr(transparent)]` iff the non-1-ZST field is public or at least one -// field is public in case all fields are 1-ZST fields. - -//@ has 'foo/struct.ReprTransparentPrivField.html' -//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -pub use repr::ReprTransparentPrivField; - -//@ has 'foo/struct.ReprTransparentPriv1ZstFields.html' -//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -pub use repr::ReprTransparentPriv1ZstFields; - -//@ has 'foo/struct.ReprTransparentPrivFieldPub1ZstFields.html' -//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -pub use repr::ReprTransparentPrivFieldPub1ZstFields; diff --git a/tests/rustdoc/jump-to-def-assoc-items.rs b/tests/rustdoc/jump-to-def-assoc-items.rs new file mode 100644 index 00000000000..8cbf9906283 --- /dev/null +++ b/tests/rustdoc/jump-to-def-assoc-items.rs @@ -0,0 +1,54 @@ +// This test ensures that patterns also get a link generated. + +//@ compile-flags: -Zunstable-options --generate-link-to-definition + +#![crate_name = "foo"] + +//@ has 'src/foo/jump-to-def-assoc-items.rs.html' + +pub trait Trait { + type T; +} +pub trait Another { + type T; + const X: u32; +} + +pub struct Foo; + +impl Foo { + pub fn new() -> Self { Foo } +} + +pub struct C; + +impl C { + pub fn wat() {} +} + +pub struct Bar; +impl Trait for Bar { + type T = Foo; +} +impl Another for Bar { + type T = C; + const X: u32 = 12; +} + +pub fn bar() { + //@ has - '//a[@href="#20"]' 'new' + <Bar as Trait>::T::new(); + //@ has - '//a[@href="#26"]' 'wat' + <Bar as Another>::T::wat(); + + match 12u32 { + //@ has - '//a[@href="#14"]' 'X' + <Bar as Another>::X => {} + _ => {} + } +} + +pub struct Far { + //@ has - '//a[@href="#10"]' 'T' + x: <Bar as Trait>::T, +} diff --git a/tests/rustdoc/jump-to-def-ice-assoc-types.rs b/tests/rustdoc/jump-to-def-ice-assoc-types.rs new file mode 100644 index 00000000000..9915c53668f --- /dev/null +++ b/tests/rustdoc/jump-to-def-ice-assoc-types.rs @@ -0,0 +1,20 @@ +// This test ensures that associated types don't crash rustdoc jump to def. + +//@ compile-flags: -Zunstable-options --generate-link-to-definition + + +#![crate_name = "foo"] + +//@ has 'src/foo/jump-to-def-ice-assoc-types.rs.html' + +pub trait Trait { + type Node; +} + +pub fn y<G: Trait>() { + struct X<G>(G); + + impl<G: Trait> Trait for X<G> { + type Node = G::Node; + } +} diff --git a/tests/rustdoc/jump-to-def-ice.rs b/tests/rustdoc/jump-to-def-ice.rs new file mode 100644 index 00000000000..5578b9af3d7 --- /dev/null +++ b/tests/rustdoc/jump-to-def-ice.rs @@ -0,0 +1,24 @@ +// This test ensures that items with no body don't panic when generating +// jump to def links. + +//@ compile-flags: -Zunstable-options --generate-link-to-definition + +#![crate_name = "foo"] + +//@ has 'src/foo/jump-to-def-ice.rs.html' + +pub trait A { + type T; + type U; +} + +impl A for () { + type T = Self::U; + type U = (); +} + +pub trait C { + type X; +} + +pub struct F<T: C>(pub T::X); diff --git a/tests/rustdoc/jump-to-def/jump-to-def-doc-links-calls.rs b/tests/rustdoc/jump-to-def/jump-to-def-doc-links-calls.rs index 61856978773..55e59f23b6f 100644 --- a/tests/rustdoc/jump-to-def/jump-to-def-doc-links-calls.rs +++ b/tests/rustdoc/jump-to-def/jump-to-def-doc-links-calls.rs @@ -8,7 +8,7 @@ pub struct Bar; impl std::default::Default for Bar { - //@ has - '//a[@href="#20-22"]' 'Self::new' + //@ has - '//a[@href="#20-22"]' 'new' fn default() -> Self { Self::new() } @@ -16,7 +16,7 @@ impl std::default::Default for Bar { //@ has - '//a[@href="#8"]' 'Bar' impl Bar { - //@ has - '//a[@href="#24-26"]' 'Self::bar' + //@ has - '//a[@href="#24-26"]' 'bar' pub fn new()-> Self { Self::bar() } diff --git a/tests/rustdoc/jump-to-def/jump-to-def-pats.rs b/tests/rustdoc/jump-to-def/jump-to-def-pats.rs index 147902b44cf..852eba208db 100644 --- a/tests/rustdoc/jump-to-def/jump-to-def-pats.rs +++ b/tests/rustdoc/jump-to-def/jump-to-def-pats.rs @@ -30,13 +30,13 @@ pub fn foo() -> Result<(), ()> { impl<T, E> fmt::Display for MyEnum<T, E> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { match self { - //@ has - '//a[@href="#12"]' 'Self::Ok' + //@ has - '//a[@href="#12"]' 'Ok' Self::Ok(_) => f.write_str("MyEnum::Ok"), - //@ has - '//a[@href="#13"]' 'MyEnum::Err' + //@ has - '//a[@href="#13"]' 'Err' MyEnum::Err(_) => f.write_str("MyEnum::Err"), - //@ has - '//a[@href="#14"]' 'Self::Some' + //@ has - '//a[@href="#14"]' 'Some' Self::Some(_) => f.write_str("MyEnum::Some"), - //@ has - '//a[@href="#15"]' 'Self::None' + //@ has - '//a[@href="#15"]' 'None' Self::None => f.write_str("MyEnum::None"), } } @@ -45,7 +45,7 @@ impl<T, E> fmt::Display for MyEnum<T, E> { impl X { fn p(&self) -> &str { match self { - //@ has - '//a[@href="#19"]' 'Self::A' + //@ has - '//a[@href="#19"]' 'A' Self::A => "X::A", } } diff --git a/tests/rustdoc/jump-to-def/jump-to-non-local-method.rs b/tests/rustdoc/jump-to-def/jump-to-non-local-method.rs index e2f530425f0..1d6d6b8d18f 100644 --- a/tests/rustdoc/jump-to-def/jump-to-non-local-method.rs +++ b/tests/rustdoc/jump-to-def/jump-to-non-local-method.rs @@ -21,9 +21,10 @@ pub fn bar2<T: Read>(readable: T) { } pub fn bar() { - //@ has - '//a[@href="{{channel}}/core/sync/atomic/struct.AtomicIsize.html#method.new"]' 'AtomicIsize::new' + //@ has - '//a[@href="{{channel}}/core/sync/atomic/struct.AtomicIsize.html"]' 'AtomicIsize' + //@ has - '//a[@href="{{channel}}/core/sync/atomic/struct.AtomicIsize.html#method.new"]' 'new' let _ = AtomicIsize::new(0); - //@ has - '//a[@href="#48"]' 'local_private' + //@ has - '//a[@href="#49"]' 'local_private' local_private(); } @@ -39,7 +40,7 @@ pub fn macro_call() -> Result<(), ()> { } pub fn variant() { - //@ has - '//a[@href="{{channel}}/core/cmp/enum.Ordering.html#variant.Less"]' 'Ordering::Less' + //@ has - '//a[@href="{{channel}}/core/cmp/enum.Ordering.html#variant.Less"]' 'Less' let _ = Ordering::Less; //@ has - '//a[@href="{{channel}}/core/marker/struct.PhantomData.html"]' 'PhantomData' let _: PhantomData::<usize> = PhantomData; diff --git a/tests/rustdoc/reexport/auxiliary/reexports-attrs.rs b/tests/rustdoc/reexport/auxiliary/reexports-attrs.rs deleted file mode 100644 index 96fa8209cde..00000000000 --- a/tests/rustdoc/reexport/auxiliary/reexports-attrs.rs +++ /dev/null @@ -1,14 +0,0 @@ -#[unsafe(no_mangle)] -pub fn f0() {} - -#[unsafe(link_section = ".here")] -pub fn f1() {} - -#[unsafe(export_name = "f2export")] -pub fn f2() {} - -#[repr(u8)] -pub enum T0 { V1 } - -#[non_exhaustive] -pub enum T1 {} diff --git a/tests/rustdoc/reexport/reexport-attrs.rs b/tests/rustdoc/reexport/reexport-attrs.rs deleted file mode 100644 index aec0a11c0c6..00000000000 --- a/tests/rustdoc/reexport/reexport-attrs.rs +++ /dev/null @@ -1,20 +0,0 @@ -//@ aux-build: reexports-attrs.rs - -#![crate_name = "foo"] - -extern crate reexports_attrs; - -//@ has 'foo/fn.f0.html' '//pre[@class="rust item-decl"]' '#[unsafe(no_mangle)]' -pub use reexports_attrs::f0; - -//@ has 'foo/fn.f1.html' '//pre[@class="rust item-decl"]' '#[unsafe(link_section = ".here")]' -pub use reexports_attrs::f1; - -//@ has 'foo/fn.f2.html' '//pre[@class="rust item-decl"]' '#[unsafe(export_name = "f2export")]' -pub use reexports_attrs::f2; - -//@ has 'foo/enum.T0.html' '//pre[@class="rust item-decl"]' '#[repr(u8)]' -pub use reexports_attrs::T0; - -//@ has 'foo/enum.T1.html' '//pre[@class="rust item-decl"]' '#[non_exhaustive]' -pub use reexports_attrs::T1; diff --git a/tests/rustdoc/repr.rs b/tests/rustdoc/repr.rs index f4f683b3d81..1e8fad6ec0a 100644 --- a/tests/rustdoc/repr.rs +++ b/tests/rustdoc/repr.rs @@ -1,29 +1,163 @@ -// Regression test for <https://github.com/rust-lang/rust/issues/90435>. -// Check that we show `#[repr(transparent)]` iff the non-1-ZST field is public or at least one -// field is public in case all fields are 1-ZST fields. +// Test the rendering of `#[repr]` on ADTs. +#![feature(repr_simd)] // only used for the `ReprSimd` test case + +// Check the "local case" (HIR cleaning) // + +// Don't render the default repr which is `Rust`. +//@ has 'repr/struct.ReprDefault.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(Rust)]' +pub struct ReprDefault; + +// Don't render the `Rust` repr — even if given explicitly — since it's the default. +//@ has 'repr/struct.ReprRust.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(Rust)]' +#[repr(Rust)] // omitted +pub struct ReprRust; + +//@ has 'repr/struct.ReprCPubFields.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(C)]' +#[repr(C)] // public +pub struct ReprCPubFields { + pub a: u32, + pub b: u32, +} + +//@ has 'repr/struct.ReprCPrivField.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(C)]' +#[repr(C)] // private... +pub struct ReprCPrivField { + a: u32, // ...since this is private + pub b: u32, +} + +//@ has 'repr/enum.ReprIsize.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(isize)]' +#[repr(isize)] // public +pub enum ReprIsize { + Bla, +} + +//@ has 'repr/enum.ReprU32HiddenVariant.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(u32)]' +#[repr(u32)] // private... +pub enum ReprU32HiddenVariant { + #[doc(hidden)] + Hidden, // ...since this is hidden + Public, +} + +//@ has 'repr/struct.ReprAlignHiddenField.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(align(4))]' +#[repr(align(4))] // private... +pub struct ReprAlignHiddenField { + #[doc(hidden)] + pub hidden: i16, // ...since this field is hidden +} + +//@ has 'repr/struct.ReprSimd.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(simd, packed(2))]' +#[repr(simd, packed(2))] // public +pub struct ReprSimd { + pub field: [u8; 1], +} + +//@ has 'repr/enum.ReprU32Align.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(u32, align(8))]' +#[repr(u32, align(8))] // public +pub enum ReprU32Align { + Variant(u16), +} + +//@ has 'repr/enum.ReprCHiddenVariantField.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(C)]' +#[repr(C)] // private... +pub enum ReprCHiddenVariantField { + Variant { #[doc(hidden)] field: () }, //...since this field is hidden +} //@ has 'repr/struct.ReprTransparentPrivField.html' //@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -#[repr(transparent)] // private +#[repr(transparent)] // private... pub struct ReprTransparentPrivField { - field: u32, // non-1-ZST field + field: u32, // ...since the non-1-ZST field is private } //@ has 'repr/struct.ReprTransparentPriv1ZstFields.html' //@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -#[repr(transparent)] // public +#[repr(transparent)] // public... pub struct ReprTransparentPriv1ZstFields { marker0: Marker, - pub main: u64, // non-1-ZST field + pub main: u64, // ...since the non-1-ZST field is public and visible marker1: Marker, +} // the two private 1-ZST fields don't matter + +//@ has 'repr/struct.ReprTransparentPrivFieldPub1ZstField.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' +#[repr(transparent)] // private... +pub struct ReprTransparentPrivFieldPub1ZstField { + main: [u16; 0], // ...since the non-1-ZST field is private + pub marker: Marker, // this public 1-ZST field doesn't matter } //@ has 'repr/struct.ReprTransparentPub1ZstField.html' //@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' -#[repr(transparent)] // public +#[repr(transparent)] // public... pub struct ReprTransparentPub1ZstField { - marker0: Marker, - pub marker1: Marker, + marker0: Marker, // ...since we don't have a non-1-ZST field... + pub marker1: Marker, // ...and this field is public and visible +} + +//@ has 'repr/struct.ReprTransparentUnitStruct.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' +#[repr(transparent)] // public +pub struct ReprTransparentUnitStruct; + +//@ has 'repr/enum.ReprTransparentEnumUnitVariant.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' +#[repr(transparent)] // public +pub enum ReprTransparentEnumUnitVariant { + Variant, +} + +//@ has 'repr/enum.ReprTransparentEnumHiddenUnitVariant.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' +#[repr(transparent)] // private +pub enum ReprTransparentEnumHiddenUnitVariant { + #[doc(hidden)] Variant(u32), +} + +//@ has 'repr/enum.ReprTransparentEnumPub1ZstField.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' +#[repr(transparent)] // public... +pub enum ReprTransparentEnumPub1ZstField { + Variant { + field: u64, // ...since the non-1-ZST field is public + #[doc(hidden)] + marker: Marker, // this hidden 1-ZST field doesn't matter + }, +} + +//@ has 'repr/enum.ReprTransparentEnumHidden1ZstField.html' +//@ !has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(transparent)]' +#[repr(transparent)] // private... +pub enum ReprTransparentEnumHidden1ZstField { + Variant { + #[doc(hidden)] + field: u64, // ...since the non-1-ZST field is public + }, } struct Marker; // 1-ZST + +// Check the "extern case" (middle cleaning) // + +// Internally, HIR and middle cleaning share `#[repr]` rendering. +// Thus we'll only test the very basics in this section. + +//@ aux-build: ext-repr.rs +extern crate ext_repr as ext; + +// Regression test for <https://github.com/rust-lang/rust/issues/110698>. +//@ has 'repr/enum.ReprI8.html' +//@ has - '//*[@class="rust item-decl"]//*[@class="code-attribute"]' '#[repr(i8)]' +pub use ext::ReprI8; diff --git a/tests/rustdoc/source-code-pages/check-source-code-urls-to-def.rs b/tests/rustdoc/source-code-pages/check-source-code-urls-to-def.rs index d701b88bf9f..a7b944fa2f6 100644 --- a/tests/rustdoc/source-code-pages/check-source-code-urls-to-def.rs +++ b/tests/rustdoc/source-code-pages/check-source-code-urls-to-def.rs @@ -34,7 +34,7 @@ fn babar() {} // The 5 links to line 23 and the line 23 itself. //@ count - '//pre[@class="rust"]//a[@href="#23"]' 6 //@ has - '//pre[@class="rust"]//a[@href="../../source_code/struct.SourceCode.html"]' \ -// 'source_code::SourceCode' +// 'SourceCode' pub fn foo(a: u32, b: &str, c: String, d: Foo, e: bar::Bar, f: source_code::SourceCode) { let x = 12; let y: Foo = Foo; diff --git a/tests/ui/associated-inherent-types/hr-do-not-blame-outlives-static-ice.rs b/tests/ui/associated-inherent-types/hr-do-not-blame-outlives-static-ice.rs new file mode 100644 index 00000000000..e5c1f47b9e0 --- /dev/null +++ b/tests/ui/associated-inherent-types/hr-do-not-blame-outlives-static-ice.rs @@ -0,0 +1,17 @@ +//@ compile-flags: -Zdeduplicate-diagnostics=yes + +// Regression test for #146467. +#![feature(inherent_associated_types)] +//~^ WARN the feature `inherent_associated_types` is incomplete + +struct Foo<T>(T); + +impl<'a> Foo<fn(&())> { + //~^ ERROR the lifetime parameter `'a` is not constrained by the impl trait + type Assoc = &'a (); +} + +fn foo(_: for<'a> fn(Foo<fn(&'a ())>::Assoc)) {} +//~^ ERROR mismatched types +//~| ERROR higher-ranked subtype error +fn main() {} diff --git a/tests/ui/associated-inherent-types/hr-do-not-blame-outlives-static-ice.stderr b/tests/ui/associated-inherent-types/hr-do-not-blame-outlives-static-ice.stderr new file mode 100644 index 00000000000..4c0726d4ddc --- /dev/null +++ b/tests/ui/associated-inherent-types/hr-do-not-blame-outlives-static-ice.stderr @@ -0,0 +1,34 @@ +warning: the feature `inherent_associated_types` is incomplete and may not be safe to use and/or cause compiler crashes + --> $DIR/hr-do-not-blame-outlives-static-ice.rs:4:12 + | +LL | #![feature(inherent_associated_types)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #8995 <https://github.com/rust-lang/rust/issues/8995> for more information + = note: `#[warn(incomplete_features)]` on by default + +error[E0207]: the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates + --> $DIR/hr-do-not-blame-outlives-static-ice.rs:9:6 + | +LL | impl<'a> Foo<fn(&())> { + | ^^ unconstrained lifetime parameter + +error[E0308]: mismatched types + --> $DIR/hr-do-not-blame-outlives-static-ice.rs:14:11 + | +LL | fn foo(_: for<'a> fn(Foo<fn(&'a ())>::Assoc)) {} + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ one type is more general than the other + | + = note: expected struct `Foo<for<'a> fn(&'a ())>` + found struct `Foo<for<'a> fn(&'a ())>` + +error: higher-ranked subtype error + --> $DIR/hr-do-not-blame-outlives-static-ice.rs:14:1 + | +LL | fn foo(_: for<'a> fn(Foo<fn(&'a ())>::Assoc)) {} + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 3 previous errors; 1 warning emitted + +Some errors have detailed explanations: E0207, E0308. +For more information about an error, try `rustc --explain E0207`. diff --git a/tests/ui/coercion/no_local_for_coerced_const-issue-143671.rs b/tests/ui/coercion/no_local_for_coerced_const-issue-143671.rs new file mode 100644 index 00000000000..38479d9070b --- /dev/null +++ b/tests/ui/coercion/no_local_for_coerced_const-issue-143671.rs @@ -0,0 +1,46 @@ +//@ run-pass + +#![feature(unsize)] +#![feature(coerce_unsized)] + +use std::fmt::Display; +use std::marker::Unsize; +use std::ops::CoerceUnsized; +use std::rc::Weak; + +#[repr(transparent)] +struct X<'a, T: ?Sized> { + f: &'a T, +} + +impl<'a, T: ?Sized> Drop for X<'a, T> { + fn drop(&mut self) { + panic!() + } +} + +impl<'a, T: ?Sized + Unsize<U>, U: ?Sized> CoerceUnsized<X<'a, U>> for X<'a, T> where + &'a T: CoerceUnsized<&'a U> +{ +} + +const Y: X<'static, i32> = X { f: &0 }; + +fn main() { + let _: [X<'static, dyn Display>; 0] = [Y; 0]; + coercion_on_weak_in_const(); + coercion_on_weak_as_cast(); +} + +fn coercion_on_weak_in_const() { + const X: Weak<i32> = Weak::new(); + const Y: [Weak<dyn Send>; 0] = [X; 0]; + let _ = Y; +} + +fn coercion_on_weak_as_cast() { + const Y: X<'static, i32> = X { f: &0 }; + // What happens in the following code is that + // a constant is explicitly coerced into + let _a: [X<'static, dyn Display>; 0] = [Y as X<'static, dyn Display>; 0]; +} diff --git a/tests/ui/const-generics/adt_const_params/unsized_field-1.stderr b/tests/ui/const-generics/adt_const_params/unsized_field-1.stderr index a5ae5c726da..134dbba0d63 100644 --- a/tests/ui/const-generics/adt_const_params/unsized_field-1.stderr +++ b/tests/ui/const-generics/adt_const_params/unsized_field-1.stderr @@ -7,7 +7,7 @@ LL | LL | struct A([u8]); | ---- this field does not implement `ConstParamTy_` | -note: the `ConstParamTy_` impl for `[u8]` requires that `unstable feature: `unsized_const_params`` +note: the `ConstParamTy_` impl for `[u8]` requires that `feature(unsized_const_params) is enabled` --> $DIR/unsized_field-1.rs:10:10 | LL | struct A([u8]); @@ -22,7 +22,7 @@ LL | LL | struct B(&'static [u8]); | ------------- this field does not implement `ConstParamTy_` | -note: the `ConstParamTy_` impl for `&'static [u8]` requires that `unstable feature: `unsized_const_params`` +note: the `ConstParamTy_` impl for `&'static [u8]` requires that `feature(unsized_const_params) is enabled` --> $DIR/unsized_field-1.rs:14:10 | LL | struct B(&'static [u8]); @@ -37,7 +37,7 @@ LL | LL | struct D(unsized_const_param::GenericNotUnsizedParam<&'static [u8]>); | ---------------------------------------------------------- this field does not implement `ConstParamTy_` | -note: the `ConstParamTy_` impl for `GenericNotUnsizedParam<&'static [u8]>` requires that `unstable feature: `unsized_const_params`` +note: the `ConstParamTy_` impl for `GenericNotUnsizedParam<&'static [u8]>` requires that `feature(unsized_const_params) is enabled` --> $DIR/unsized_field-1.rs:21:10 | LL | struct D(unsized_const_param::GenericNotUnsizedParam<&'static [u8]>); diff --git a/tests/ui/const-generics/forbid-non-structural_match-types.stderr b/tests/ui/const-generics/forbid-non-structural_match-types.stderr index 8ef629329f1..94afded9469 100644 --- a/tests/ui/const-generics/forbid-non-structural_match-types.stderr +++ b/tests/ui/const-generics/forbid-non-structural_match-types.stderr @@ -6,8 +6,8 @@ LL | struct D<const X: C>; | help: add `#[derive(ConstParamTy, PartialEq, Eq)]` to the struct | -LL - struct C; LL + #[derive(ConstParamTy, PartialEq, Eq)] +LL | struct C; | error: aborting due to 1 previous error diff --git a/tests/ui/const-generics/issue-80471.stderr b/tests/ui/const-generics/issue-80471.stderr index 8cf3d68e5d6..fff2eb53cf1 100644 --- a/tests/ui/const-generics/issue-80471.stderr +++ b/tests/ui/const-generics/issue-80471.stderr @@ -4,10 +4,10 @@ error[E0741]: `Nat` must implement `ConstParamTy` to be used as the type of a co LL | fn foo<const N: Nat>() {} | ^^^ | -help: add `#[derive(ConstParamTy)]` to the struct +help: add `#[derive(ConstParamTy)]` to the enum | -LL - enum Nat { LL + #[derive(ConstParamTy)] +LL | enum Nat { | error: aborting due to 1 previous error diff --git a/tests/ui/const-generics/issues/issue-97278.stderr b/tests/ui/const-generics/issues/issue-97278.stderr index 4894ddb7b8d..21a5fc94032 100644 --- a/tests/ui/const-generics/issues/issue-97278.stderr +++ b/tests/ui/const-generics/issues/issue-97278.stderr @@ -4,10 +4,10 @@ error[E0741]: `Bar` must implement `ConstParamTy` to be used as the type of a co LL | fn test<const BAR: Bar>() {} | ^^^ | -help: add `#[derive(ConstParamTy)]` to the struct +help: add `#[derive(ConstParamTy)]` to the enum | -LL - enum Bar { LL + #[derive(ConstParamTy)] +LL | enum Bar { | error: aborting due to 1 previous error diff --git a/tests/ui/consts/const-eval/ub-nonnull.rs b/tests/ui/consts/const-eval/ub-nonnull.rs index 91646842624..851f3996cd1 100644 --- a/tests/ui/consts/const-eval/ub-nonnull.rs +++ b/tests/ui/consts/const-eval/ub-nonnull.rs @@ -57,4 +57,8 @@ const NULL_FAT_PTR: NonNull<dyn Send> = unsafe { mem::transmute((0_usize, meta)) }; +static S: u32 = 0; // just a static to construct a maybe-null pointer off of +const MAYBE_NULL_PTR: NonNull<()> = unsafe { mem::transmute((&raw const S).wrapping_add(4)) }; +//~^ ERROR invalid value + fn main() {} diff --git a/tests/ui/consts/const-eval/ub-nonnull.stderr b/tests/ui/consts/const-eval/ub-nonnull.stderr index 91c82efbc5e..e4486e3c500 100644 --- a/tests/ui/consts/const-eval/ub-nonnull.stderr +++ b/tests/ui/consts/const-eval/ub-nonnull.stderr @@ -9,7 +9,7 @@ LL | const NULL_PTR: NonNull<u8> = unsafe { mem::transmute(0usize) }; HEX_DUMP } -error[E0080]: in-bounds pointer arithmetic failed: attempting to offset pointer by 255 bytes, but got ALLOC1 which is only 1 byte from the end of the allocation +error[E0080]: in-bounds pointer arithmetic failed: attempting to offset pointer by 255 bytes, but got ALLOC2 which is only 1 byte from the end of the allocation --> $DIR/ub-nonnull.rs:22:29 | LL | let out_of_bounds_ptr = &ptr[255]; @@ -37,7 +37,7 @@ LL | const NULL_USIZE: NonZero<usize> = unsafe { mem::transmute(0usize) }; HEX_DUMP } -error[E0080]: reading memory at ALLOC2[0x0..0x1], but memory is uninitialized at [0x0..0x1], and this operation requires initialized memory +error[E0080]: reading memory at ALLOC3[0x0..0x1], but memory is uninitialized at [0x0..0x1], and this operation requires initialized memory --> $DIR/ub-nonnull.rs:36:38 | LL | const UNINIT: NonZero<u8> = unsafe { MaybeUninit { uninit: () }.init }; @@ -80,6 +80,17 @@ LL | const NULL_FAT_PTR: NonNull<dyn Send> = unsafe { HEX_DUMP } -error: aborting due to 8 previous errors +error[E0080]: constructing invalid value: encountered a maybe-null pointer, but expected something that is definitely non-zero + --> $DIR/ub-nonnull.rs:61:1 + | +LL | const MAYBE_NULL_PTR: NonNull<()> = unsafe { mem::transmute((&raw const S).wrapping_add(4)) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value + | + = note: the rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: $SIZE, align: $ALIGN) { + HEX_DUMP + } + +error: aborting due to 9 previous errors For more information about this error, try `rustc --explain E0080`. diff --git a/tests/ui/consts/const-eval/ub-ref-ptr.rs b/tests/ui/consts/const-eval/ub-ref-ptr.rs index d8e5102fcbe..a5fdde1f9a4 100644 --- a/tests/ui/consts/const-eval/ub-ref-ptr.rs +++ b/tests/ui/consts/const-eval/ub-ref-ptr.rs @@ -4,7 +4,7 @@ //@ normalize-stderr: "([0-9a-f][0-9a-f] |__ |╾─*ALLOC[0-9]+(\+[a-z0-9]+)?(<imm>)?─*╼ )+ *│.*" -> "HEX_DUMP" //@ dont-require-annotations: NOTE //@ normalize-stderr: "0x[0-9](\.\.|\])" -> "0x%$1" - +#![feature(rustc_attrs)] #![allow(invalid_value)] use std::mem; @@ -27,6 +27,11 @@ const NULL: &u16 = unsafe { mem::transmute(0usize) }; const NULL_BOX: Box<u16> = unsafe { mem::transmute(0usize) }; //~^ ERROR invalid value +const MAYBE_NULL_BOX: Box<()> = unsafe { mem::transmute({ +//~^ ERROR maybe-null + let ref_ = &0u8; + (ref_ as *const u8).wrapping_add(10) +}) }; // It is very important that we reject this: We do promote `&(4 * REF_AS_USIZE)`, // but that would fail to compile; so we ended up breaking user code that would @@ -57,7 +62,12 @@ const DANGLING_FN_PTR: fn() = unsafe { mem::transmute(13usize) }; //~^ ERROR invalid value const DATA_FN_PTR: fn() = unsafe { mem::transmute(&13) }; //~^ ERROR invalid value - +const MAYBE_NULL_FN_PTR: fn() = unsafe { mem::transmute({ +//~^ ERROR invalid value + fn fun() {} + let ptr = fun as fn(); + (ptr as *const u8).wrapping_add(10) +}) }; const UNALIGNED_READ: () = unsafe { let x = &[0u8; 4]; @@ -65,5 +75,14 @@ const UNALIGNED_READ: () = unsafe { ptr.read(); //~ ERROR accessing memory }; +// Check the general case of a pointer value not falling into the scalar valid range. +#[rustc_layout_scalar_valid_range_start(1000)] +pub struct High { + pointer: *const (), +} +static S: u32 = 0; // just a static to construct a pointer with unknown absolute address +const INVALID_VALUE_PTR: High = unsafe { mem::transmute(&S) }; +//~^ ERROR invalid value + fn main() {} diff --git a/tests/ui/consts/const-eval/ub-ref-ptr.stderr b/tests/ui/consts/const-eval/ub-ref-ptr.stderr index c45f66c2925..349a98f11be 100644 --- a/tests/ui/consts/const-eval/ub-ref-ptr.stderr +++ b/tests/ui/consts/const-eval/ub-ref-ptr.stderr @@ -42,8 +42,19 @@ LL | const NULL_BOX: Box<u16> = unsafe { mem::transmute(0usize) }; HEX_DUMP } +error[E0080]: constructing invalid value: encountered a maybe-null box + --> $DIR/ub-ref-ptr.rs:30:1 + | +LL | const MAYBE_NULL_BOX: Box<()> = unsafe { mem::transmute({ + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value + | + = note: the rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: $SIZE, align: $ALIGN) { + HEX_DUMP + } + error[E0080]: unable to turn pointer into integer - --> $DIR/ub-ref-ptr.rs:34:1 + --> $DIR/ub-ref-ptr.rs:39:1 | LL | const REF_AS_USIZE: usize = unsafe { mem::transmute(&0) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `REF_AS_USIZE` failed here @@ -52,7 +63,7 @@ LL | const REF_AS_USIZE: usize = unsafe { mem::transmute(&0) }; = help: the absolute address of a pointer is not known at compile-time, so such operations are not supported error[E0080]: unable to turn pointer into integer - --> $DIR/ub-ref-ptr.rs:37:39 + --> $DIR/ub-ref-ptr.rs:42:39 | LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `REF_AS_USIZE_SLICE` failed here @@ -61,13 +72,13 @@ LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; = help: the absolute address of a pointer is not known at compile-time, so such operations are not supported note: erroneous constant encountered - --> $DIR/ub-ref-ptr.rs:37:38 + --> $DIR/ub-ref-ptr.rs:42:38 | LL | const REF_AS_USIZE_SLICE: &[usize] = &[unsafe { mem::transmute(&0) }]; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ error[E0080]: unable to turn pointer into integer - --> $DIR/ub-ref-ptr.rs:40:86 + --> $DIR/ub-ref-ptr.rs:45:86 | LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[usize], _>(&[mem::transmute(&0)]) }; | ^^^^^^^^^^^^^^^^^^^^ evaluation of `REF_AS_USIZE_BOX_SLICE` failed here @@ -76,13 +87,13 @@ LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[us = help: the absolute address of a pointer is not known at compile-time, so such operations are not supported note: erroneous constant encountered - --> $DIR/ub-ref-ptr.rs:40:85 + --> $DIR/ub-ref-ptr.rs:45:85 | LL | const REF_AS_USIZE_BOX_SLICE: Box<[usize]> = unsafe { mem::transmute::<&[usize], _>(&[mem::transmute(&0)]) }; | ^^^^^^^^^^^^^^^^^^^^^ error[E0080]: constructing invalid value: encountered a dangling reference (0x539[noalloc] has no provenance) - --> $DIR/ub-ref-ptr.rs:43:1 + --> $DIR/ub-ref-ptr.rs:48:1 | LL | const USIZE_AS_REF: &'static u8 = unsafe { mem::transmute(1337usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value @@ -93,7 +104,7 @@ LL | const USIZE_AS_REF: &'static u8 = unsafe { mem::transmute(1337usize) }; } error[E0080]: constructing invalid value: encountered a dangling box (0x539[noalloc] has no provenance) - --> $DIR/ub-ref-ptr.rs:46:1 + --> $DIR/ub-ref-ptr.rs:51:1 | LL | const USIZE_AS_BOX: Box<u8> = unsafe { mem::transmute(1337usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value @@ -103,8 +114,8 @@ LL | const USIZE_AS_BOX: Box<u8> = unsafe { mem::transmute(1337usize) }; HEX_DUMP } -error[E0080]: reading memory at ALLOC3[0x%..0x%], but memory is uninitialized at [0x%..0x%], and this operation requires initialized memory - --> $DIR/ub-ref-ptr.rs:49:41 +error[E0080]: reading memory at ALLOC6[0x%..0x%], but memory is uninitialized at [0x%..0x%], and this operation requires initialized memory + --> $DIR/ub-ref-ptr.rs:54:41 | LL | const UNINIT_PTR: *const i32 = unsafe { MaybeUninit { uninit: () }.init }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `UNINIT_PTR` failed here @@ -114,7 +125,7 @@ LL | const UNINIT_PTR: *const i32 = unsafe { MaybeUninit { uninit: () }.init }; } error[E0080]: constructing invalid value: encountered null pointer, but expected a function pointer - --> $DIR/ub-ref-ptr.rs:52:1 + --> $DIR/ub-ref-ptr.rs:57:1 | LL | const NULL_FN_PTR: fn() = unsafe { mem::transmute(0usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value @@ -124,8 +135,8 @@ LL | const NULL_FN_PTR: fn() = unsafe { mem::transmute(0usize) }; HEX_DUMP } -error[E0080]: reading memory at ALLOC4[0x%..0x%], but memory is uninitialized at [0x%..0x%], and this operation requires initialized memory - --> $DIR/ub-ref-ptr.rs:54:38 +error[E0080]: reading memory at ALLOC7[0x%..0x%], but memory is uninitialized at [0x%..0x%], and this operation requires initialized memory + --> $DIR/ub-ref-ptr.rs:59:38 | LL | const UNINIT_FN_PTR: fn() = unsafe { MaybeUninit { uninit: () }.init }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ evaluation of `UNINIT_FN_PTR` failed here @@ -135,7 +146,7 @@ LL | const UNINIT_FN_PTR: fn() = unsafe { MaybeUninit { uninit: () }.init }; } error[E0080]: constructing invalid value: encountered 0xd[noalloc], but expected a function pointer - --> $DIR/ub-ref-ptr.rs:56:1 + --> $DIR/ub-ref-ptr.rs:61:1 | LL | const DANGLING_FN_PTR: fn() = unsafe { mem::transmute(13usize) }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value @@ -145,8 +156,8 @@ LL | const DANGLING_FN_PTR: fn() = unsafe { mem::transmute(13usize) }; HEX_DUMP } -error[E0080]: constructing invalid value: encountered ALLOC2<imm>, but expected a function pointer - --> $DIR/ub-ref-ptr.rs:58:1 +error[E0080]: constructing invalid value: encountered ALLOC3<imm>, but expected a function pointer + --> $DIR/ub-ref-ptr.rs:63:1 | LL | const DATA_FN_PTR: fn() = unsafe { mem::transmute(&13) }; | ^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value @@ -156,12 +167,34 @@ LL | const DATA_FN_PTR: fn() = unsafe { mem::transmute(&13) }; HEX_DUMP } +error[E0080]: constructing invalid value: encountered ALLOC4+0xa, but expected a function pointer + --> $DIR/ub-ref-ptr.rs:65:1 + | +LL | const MAYBE_NULL_FN_PTR: fn() = unsafe { mem::transmute({ + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value + | + = note: the rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: $SIZE, align: $ALIGN) { + HEX_DUMP + } + error[E0080]: accessing memory based on pointer with alignment 1, but alignment 4 is required - --> $DIR/ub-ref-ptr.rs:65:5 + --> $DIR/ub-ref-ptr.rs:75:5 | LL | ptr.read(); | ^^^^^^^^^^ evaluation of `UNALIGNED_READ` failed here -error: aborting due to 15 previous errors +error[E0080]: constructing invalid value: encountered a pointer with unknown absolute address, but expected something that is definitely greater or equal to 1000 + --> $DIR/ub-ref-ptr.rs:84:1 + | +LL | const INVALID_VALUE_PTR: High = unsafe { mem::transmute(&S) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value + | + = note: the rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: $SIZE, align: $ALIGN) { + HEX_DUMP + } + +error: aborting due to 18 previous errors For more information about this error, try `rustc --explain E0080`. diff --git a/tests/ui/consts/const_transmute_type_id7.rs b/tests/ui/consts/const_transmute_type_id7.rs new file mode 100644 index 00000000000..73b8187a800 --- /dev/null +++ b/tests/ui/consts/const_transmute_type_id7.rs @@ -0,0 +1,16 @@ +//! Ensure a decent error message for maybe-null references. +//! (see <https://github.com/rust-lang/rust/issues/146748>) + +// Strip out raw byte dumps to make comparison platform-independent: +//@ normalize-stderr: "(the raw bytes of the constant) \(size: [0-9]*, align: [0-9]*\)" -> "$1 (size: $$SIZE, align: $$ALIGN)" +//@ normalize-stderr: "([0-9a-f][0-9a-f] |╾─*A(LLOC)?[0-9]+(\+[a-z0-9]+)?(<imm>)?─*╼ )+ *│.*" -> "HEX_DUMP" + +#![feature(const_trait_impl, const_cmp)] + +use std::any::TypeId; +use std::mem::transmute; + +const A: [&(); 16 / size_of::<*const ()>()] = unsafe { transmute(TypeId::of::<i32>()) }; +//~^ERROR: maybe-null + +fn main() {} diff --git a/tests/ui/consts/const_transmute_type_id7.stderr b/tests/ui/consts/const_transmute_type_id7.stderr new file mode 100644 index 00000000000..664975831f4 --- /dev/null +++ b/tests/ui/consts/const_transmute_type_id7.stderr @@ -0,0 +1,14 @@ +error[E0080]: constructing invalid value at [0]: encountered a maybe-null reference + --> $DIR/const_transmute_type_id7.rs:13:1 + | +LL | const A: [&(); 16 / size_of::<*const ()>()] = unsafe { transmute(TypeId::of::<i32>()) }; + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ it is undefined behavior to use this value + | + = note: the rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. + = note: the raw bytes of the constant (size: $SIZE, align: $ALIGN) { + HEX_DUMP + } + +error: aborting due to 1 previous error + +For more information about this error, try `rustc --explain E0080`. diff --git a/tests/ui/consts/refs_check_const_eq-issue-88384.stderr b/tests/ui/consts/refs_check_const_eq-issue-88384.stderr index 65e4dc22c28..62c5c527641 100644 --- a/tests/ui/consts/refs_check_const_eq-issue-88384.stderr +++ b/tests/ui/consts/refs_check_const_eq-issue-88384.stderr @@ -15,8 +15,8 @@ LL | struct Foo<const T: CompileTimeSettings>; | help: add `#[derive(ConstParamTy)]` to the struct | -LL - struct CompileTimeSettings { LL + #[derive(ConstParamTy)] +LL | struct CompileTimeSettings { | error[E0741]: `CompileTimeSettings` must implement `ConstParamTy` to be used as the type of a const generic parameter @@ -27,8 +27,8 @@ LL | impl<const T: CompileTimeSettings> Foo<T> { | help: add `#[derive(ConstParamTy)]` to the struct | -LL - struct CompileTimeSettings { LL + #[derive(ConstParamTy)] +LL | struct CompileTimeSettings { | error: aborting due to 2 previous errors; 1 warning emitted diff --git a/tests/ui/coroutine/copy-fast-path-query-cycle.rs b/tests/ui/coroutine/copy-fast-path-query-cycle.rs new file mode 100644 index 00000000000..644cba0d47a --- /dev/null +++ b/tests/ui/coroutine/copy-fast-path-query-cycle.rs @@ -0,0 +1,40 @@ +//@ edition: 2024 +//@ revisions: current next +//@[next] compile-flags: -Znext-solver +//@ check-pass + +// Regression test for #146813. We previously used a pseudo-canonical +// query during HIR typeck which caused a query cycle when looking at the +// witness of a coroutine. + +use std::future::Future; + +trait ConnectMiddleware {} + +trait ConnectHandler: Sized { + fn with<M>(self, _: M) -> impl ConnectHandler + where + M: ConnectMiddleware, + { + LayeredConnectHandler + } +} + +struct LayeredConnectHandler; +impl ConnectHandler for LayeredConnectHandler {} +impl<F> ConnectHandler for F where F: FnOnce() {} + +impl<F, Fut> ConnectMiddleware for F +where + F: FnOnce() -> Fut, + Fut: Future<Output = ()> + Send, +{ +} + +pub async fn fails() { + { || {} } + .with(async || ()) + .with(async || ()) + .with(async || ()); +} +fn main() {} diff --git a/tests/ui/higher-ranked/do-not-blame-outlives-static-ice.rs b/tests/ui/higher-ranked/do-not-blame-outlives-static-ice.rs new file mode 100644 index 00000000000..dfdb816652c --- /dev/null +++ b/tests/ui/higher-ranked/do-not-blame-outlives-static-ice.rs @@ -0,0 +1,12 @@ +//@ compile-flags: -Zdeduplicate-diagnostics=yes + +// Regression test for #146467. +trait Trait { type Assoc; } + +impl Trait for fn(&()) { type Assoc = (); } + +fn f(_: for<'a> fn(<fn(&'a ()) as Trait>::Assoc)) {} +//~^ ERROR implementation of `Trait` is not general enough +//~| ERROR higher-ranked subtype error + +fn main() {} diff --git a/tests/ui/higher-ranked/do-not-blame-outlives-static-ice.stderr b/tests/ui/higher-ranked/do-not-blame-outlives-static-ice.stderr new file mode 100644 index 00000000000..c75a063e45f --- /dev/null +++ b/tests/ui/higher-ranked/do-not-blame-outlives-static-ice.stderr @@ -0,0 +1,17 @@ +error: implementation of `Trait` is not general enough + --> $DIR/do-not-blame-outlives-static-ice.rs:8:9 + | +LL | fn f(_: for<'a> fn(<fn(&'a ()) as Trait>::Assoc)) {} + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ implementation of `Trait` is not general enough + | + = note: `for<'a> fn(&'a ())` must implement `Trait`, for any lifetime `'0`... + = note: ...but `Trait` is actually implemented for the type `for<'a> fn(&'a ())` + +error: higher-ranked subtype error + --> $DIR/do-not-blame-outlives-static-ice.rs:8:1 + | +LL | fn f(_: for<'a> fn(<fn(&'a ()) as Trait>::Assoc)) {} + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + diff --git a/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGS.stderr b/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGS.stderr index dae08119dbc..277111a41f2 100644 --- a/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGS.stderr +++ b/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGS.stderr @@ -1,2 +1,2 @@ -error: incorrect value `leaf` for unstable option `branch-protection` - a `,` separated combination of `bti`, `pac-ret`, followed by a combination of `pc`, `b-key`, or `leaf` was expected +error: incorrect value `leaf` for unstable option `branch-protection` - a `,` separated combination of `bti`, `gcs`, `pac-ret`, (optionally with `pc`, `b-key`, `leaf` if `pac-ret` is set) was expected diff --git a/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGSPC.stderr b/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGSPC.stderr index 13f79e94674..e1ade01d2fe 100644 --- a/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGSPC.stderr +++ b/tests/ui/invalid-compile-flags/branch-protection-missing-pac-ret.BADFLAGSPC.stderr @@ -1,2 +1,2 @@ -error: incorrect value `pc` for unstable option `branch-protection` - a `,` separated combination of `bti`, `pac-ret`, followed by a combination of `pc`, `b-key`, or `leaf` was expected +error: incorrect value `pc` for unstable option `branch-protection` - a `,` separated combination of `bti`, `gcs`, `pac-ret`, (optionally with `pc`, `b-key`, `leaf` if `pac-ret` is set) was expected diff --git a/tests/ui/lang-items/missing-copy-lang-item-issue-19660.rs b/tests/ui/lang-items/missing-copy-lang-item-issue-19660.rs deleted file mode 100644 index 35d5d079c68..00000000000 --- a/tests/ui/lang-items/missing-copy-lang-item-issue-19660.rs +++ /dev/null @@ -1,19 +0,0 @@ -#![feature(lang_items, no_core)] -#![no_core] -#![no_main] - -#[lang = "pointee_sized"] -pub trait PointeeSized {} - -#[lang = "meta_sized"] -pub trait MetaSized: PointeeSized {} - -#[lang = "sized"] -trait Sized: MetaSized { } - -struct S; - -#[no_mangle] -extern "C" fn main(argc: i32, _argv: *const *const u8) -> i32 { - argc //~ ERROR requires `copy` lang_item -} diff --git a/tests/ui/lang-items/missing-copy-lang-item-issue-19660.stderr b/tests/ui/lang-items/missing-copy-lang-item-issue-19660.stderr deleted file mode 100644 index 7b9541f734f..00000000000 --- a/tests/ui/lang-items/missing-copy-lang-item-issue-19660.stderr +++ /dev/null @@ -1,8 +0,0 @@ -error: requires `copy` lang_item - --> $DIR/missing-copy-lang-item-issue-19660.rs:18:5 - | -LL | argc - | ^^^^ - -error: aborting due to 1 previous error - diff --git a/tests/ui/lifetimes/temporary-lifetime-extension-tuple-ctor.rs b/tests/ui/lifetimes/temporary-lifetime-extension-tuple-ctor.rs index bb537f855a4..7de786dff3b 100644 --- a/tests/ui/lifetimes/temporary-lifetime-extension-tuple-ctor.rs +++ b/tests/ui/lifetimes/temporary-lifetime-extension-tuple-ctor.rs @@ -1,4 +1,4 @@ -//@ edition:2024 +//@ reference: destructors.scope.lifetime-extension.exprs fn temp() -> String { String::from("Hello") @@ -22,7 +22,7 @@ fn main() { let a = &temp(); let b = Some(&temp()); let c = Option::Some::<&String>(&temp()); - use Option::Some as S; + use std::option::Option::Some as S; let d = S(&temp()); let e = X(&temp()); let f = Some(Ok::<_, ()>(std::borrow::Cow::Borrowed(if true { @@ -31,6 +31,6 @@ fn main() { panic!() }))); let some = Some; // Turn the ctor into a regular function. - let g = some(&temp()); //~ERROR temporary value dropped while borrowe + let g = some(&temp()); //~ERROR temporary value dropped while borrowed println!("{a:?} {b:?} {c:?} {d:?} {e:?} {f:?} {g:?}"); } diff --git a/tests/ui/simd/auxiliary/simd-lane-limit.rs b/tests/ui/simd/auxiliary/simd-lane-limit.rs new file mode 100644 index 00000000000..dde6b880c62 --- /dev/null +++ b/tests/ui/simd/auxiliary/simd-lane-limit.rs @@ -0,0 +1,5 @@ +#![feature(rustc_attrs, repr_simd)] + +#[repr(simd, packed)] +#[rustc_simd_monomorphize_lane_limit = "8"] +pub struct Simd<T, const N: usize>(pub [T; N]); diff --git a/tests/ui/simd/monomorphize-too-long.rs b/tests/ui/simd/monomorphize-too-long.rs index 4fac987b0b5..9c837415191 100644 --- a/tests/ui/simd/monomorphize-too-long.rs +++ b/tests/ui/simd/monomorphize-too-long.rs @@ -6,7 +6,5 @@ struct Simd<T, const N: usize>([T; N]); fn main() { - let _too_big = Simd([1_u16; 54321]); + let _too_big = Simd([1_u16; 54321]); //~ ERROR the SIMD type `Simd<u16, 54321>` has more elements than the limit 32768 } - -//~? ERROR monomorphising SIMD type `Simd<u16, 54321>` of length greater than 32768 diff --git a/tests/ui/simd/monomorphize-too-long.stderr b/tests/ui/simd/monomorphize-too-long.stderr index 978eef307ab..71bc78ef5c9 100644 --- a/tests/ui/simd/monomorphize-too-long.stderr +++ b/tests/ui/simd/monomorphize-too-long.stderr @@ -1,4 +1,8 @@ -error: monomorphising SIMD type `Simd<u16, 54321>` of length greater than 32768 +error: the SIMD type `Simd<u16, 54321>` has more elements than the limit 32768 + --> $DIR/monomorphize-too-long.rs:9:9 + | +LL | let _too_big = Simd([1_u16; 54321]); + | ^^^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/simd/monomorphize-zero-length.rs b/tests/ui/simd/monomorphize-zero-length.rs index d38870c572d..f956197a61c 100644 --- a/tests/ui/simd/monomorphize-zero-length.rs +++ b/tests/ui/simd/monomorphize-zero-length.rs @@ -6,7 +6,5 @@ struct Simd<T, const N: usize>([T; N]); fn main() { - let _empty = Simd([1.0; 0]); + let _empty = Simd([1.0; 0]); //~ ERROR the SIMD type `Simd<f64, 0>` has zero elements } - -//~? ERROR monomorphising SIMD type `Simd<f64, 0>` of zero length diff --git a/tests/ui/simd/monomorphize-zero-length.stderr b/tests/ui/simd/monomorphize-zero-length.stderr index 738c20fe51a..66f26d95c9d 100644 --- a/tests/ui/simd/monomorphize-zero-length.stderr +++ b/tests/ui/simd/monomorphize-zero-length.stderr @@ -1,4 +1,8 @@ -error: monomorphising SIMD type `Simd<f64, 0>` of zero length +error: the SIMD type `Simd<f64, 0>` has zero elements + --> $DIR/monomorphize-zero-length.rs:9:9 + | +LL | let _empty = Simd([1.0; 0]); + | ^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/simd/simd-lane-limit-err-npow2.rs b/tests/ui/simd/simd-lane-limit-err-npow2.rs new file mode 100644 index 00000000000..d5c5c92e953 --- /dev/null +++ b/tests/ui/simd/simd-lane-limit-err-npow2.rs @@ -0,0 +1,12 @@ +//@ build-fail +//@ aux-crate:simd=simd-lane-limit.rs + +extern crate simd; + +use simd::Simd; + +fn main() { + // test non-power-of-two, since #[repr(simd, packed)] has unusual layout + let _x: Simd<i32, 24> = Simd([0; 24]); + //~^ ERROR the SIMD type `simd::Simd<i32, 24>` has more elements than the limit 8 +} diff --git a/tests/ui/simd/simd-lane-limit-err-npow2.stderr b/tests/ui/simd/simd-lane-limit-err-npow2.stderr new file mode 100644 index 00000000000..fff26c4c1c1 --- /dev/null +++ b/tests/ui/simd/simd-lane-limit-err-npow2.stderr @@ -0,0 +1,8 @@ +error: the SIMD type `simd::Simd<i32, 24>` has more elements than the limit 8 + --> $DIR/simd-lane-limit-err-npow2.rs:10:9 + | +LL | let _x: Simd<i32, 24> = Simd([0; 24]); + | ^^ + +error: aborting due to 1 previous error + diff --git a/tests/ui/simd/simd-lane-limit-err.rs b/tests/ui/simd/simd-lane-limit-err.rs new file mode 100644 index 00000000000..00390bdbdaf --- /dev/null +++ b/tests/ui/simd/simd-lane-limit-err.rs @@ -0,0 +1,11 @@ +//@ build-fail +//@ aux-crate:simd=simd-lane-limit.rs + +extern crate simd; + +use simd::Simd; + +fn main() { + let _x: Simd<i32, 16> = Simd([0; 16]); + //~^ ERROR the SIMD type `simd::Simd<i32, 16>` has more elements than the limit 8 +} diff --git a/tests/ui/simd/simd-lane-limit-err.stderr b/tests/ui/simd/simd-lane-limit-err.stderr new file mode 100644 index 00000000000..3f2eaeda2d4 --- /dev/null +++ b/tests/ui/simd/simd-lane-limit-err.stderr @@ -0,0 +1,8 @@ +error: the SIMD type `simd::Simd<i32, 16>` has more elements than the limit 8 + --> $DIR/simd-lane-limit-err.rs:9:9 + | +LL | let _x: Simd<i32, 16> = Simd([0; 16]); + | ^^ + +error: aborting due to 1 previous error + diff --git a/tests/ui/simd/simd-lane-limit-ok.rs b/tests/ui/simd/simd-lane-limit-ok.rs new file mode 100644 index 00000000000..52fd3158440 --- /dev/null +++ b/tests/ui/simd/simd-lane-limit-ok.rs @@ -0,0 +1,14 @@ +//@ build-pass +//@ aux-crate:simd=simd-lane-limit.rs + +extern crate simd; + +use simd::Simd; + +fn main() { + let _x: Simd<i32, 4> = Simd([0; 4]); + let _y: Simd<i32, 8> = Simd([0; 8]); + + // test non-power-of-two, since #[repr(simd, packed)] has unusual layout + let _z: Simd<i32, 6> = Simd([0; 6]); +} diff --git a/tests/ui/simd/type-generic-monomorphisation-empty.rs b/tests/ui/simd/type-generic-monomorphisation-empty.rs index c08dc9fe3df..7c43b8914da 100644 --- a/tests/ui/simd/type-generic-monomorphisation-empty.rs +++ b/tests/ui/simd/type-generic-monomorphisation-empty.rs @@ -6,7 +6,5 @@ struct Simd<const N: usize>([f32; N]); fn main() { - let _ = Simd::<0>([]); + let _empty = Simd::<0>([]); //~ ERROR the SIMD type `Simd<0>` has zero elements } - -//~? ERROR monomorphising SIMD type `Simd<0>` of zero length diff --git a/tests/ui/simd/type-generic-monomorphisation-empty.stderr b/tests/ui/simd/type-generic-monomorphisation-empty.stderr index fc294607ae3..450db7e47db 100644 --- a/tests/ui/simd/type-generic-monomorphisation-empty.stderr +++ b/tests/ui/simd/type-generic-monomorphisation-empty.stderr @@ -1,4 +1,8 @@ -error: monomorphising SIMD type `Simd<0>` of zero length +error: the SIMD type `Simd<0>` has zero elements + --> $DIR/type-generic-monomorphisation-empty.rs:9:9 + | +LL | let _empty = Simd::<0>([]); + | ^^^^^^ error: aborting due to 1 previous error diff --git a/tests/ui/simd/type-generic-monomorphisation-oversized.rs b/tests/ui/simd/type-generic-monomorphisation-oversized.rs index efe3480317c..73a1f00e8c7 100644 --- a/tests/ui/simd/type-generic-monomorphisation-oversized.rs +++ b/tests/ui/simd/type-generic-monomorphisation-oversized.rs @@ -6,7 +6,6 @@ struct Simd<const N: usize>([f32; N]); fn main() { - let _ = Simd::<65536>([0.; 65536]); + let _x = Simd::<65536>([0.; 65536]); + //~^ ERROR the SIMD type `Simd<65536>` has more elements than the limit 32768 } - -//~? ERROR monomorphising SIMD type `Simd<65536>` of length greater than 32768 diff --git a/tests/ui/simd/type-generic-monomorphisation-oversized.stderr b/tests/ui/simd/type-generic-monomorphisation-oversized.stderr index 39ff36799cc..0065049abd6 100644 --- a/tests/ui/simd/type-generic-monomorphisation-oversized.stderr +++ b/tests/ui/simd/type-generic-monomorphisation-oversized.stderr @@ -1,4 +1,8 @@ -error: monomorphising SIMD type `Simd<65536>` of length greater than 32768 +error: the SIMD type `Simd<65536>` has more elements than the limit 32768 + --> $DIR/type-generic-monomorphisation-oversized.rs:9:9 + | +LL | let _x = Simd::<65536>([0.; 65536]); + | ^^ error: aborting due to 1 previous error diff --git a/tests/ui/traits/next-solver/writeback-predicate-bound-region.rs b/tests/ui/traits/next-solver/writeback-predicate-bound-region.rs new file mode 100644 index 00000000000..a7ed5dbcf08 --- /dev/null +++ b/tests/ui/traits/next-solver/writeback-predicate-bound-region.rs @@ -0,0 +1,14 @@ +//@ edition: 2024 +//@ check-pass +//@ compile-flags: -Znext-solver + +// This previously ICE'd during writeback when resolving +// the stalled coroutine predicate due to its bound lifetime. + +trait Trait<'a> {} +impl<'a, T: Send> Trait<'a> for T {} + +fn is_trait<T: for<'a> Trait<'a>>(_: T) {} +fn main() { + is_trait(async {}) +} diff --git a/tests/ui/type-inference/box_has_sigdrop.rs b/tests/ui/type-inference/box_has_sigdrop.rs new file mode 100644 index 00000000000..3e801197a78 --- /dev/null +++ b/tests/ui/type-inference/box_has_sigdrop.rs @@ -0,0 +1,9 @@ +//@ should-fail +//@ compile-flags: -Wrust-2021-incompatible-closure-captures +// Inference, canonicalization, and significant drops should work nicely together. +// Related issue: #86868 + +fn main() { + let mut state = 0; + Box::new(move || state) +} diff --git a/tests/ui/type-inference/box_has_sigdrop.stderr b/tests/ui/type-inference/box_has_sigdrop.stderr new file mode 100644 index 00000000000..b61b6322c10 --- /dev/null +++ b/tests/ui/type-inference/box_has_sigdrop.stderr @@ -0,0 +1,17 @@ +error[E0308]: mismatched types + --> $DIR/box_has_sigdrop.rs:8:5 + | +LL | fn main() { + | - expected `()` because of default return type +LL | let mut state = 0; +LL | Box::new(move || state) + | ^^^^^^^^^^^^^^^^^^^^^^^- help: consider using a semicolon here: `;` + | | + | expected `()`, found `Box<{closure@box_has_sigdrop.rs:8:14}>` + | + = note: expected unit type `()` + found struct `Box<{closure@$DIR/box_has_sigdrop.rs:8:14: 8:21}>` + +error: aborting due to 1 previous error + +For more information about this error, try `rustc --explain E0308`. diff --git a/tests/ui/type-inference/has_sigdrop.rs b/tests/ui/type-inference/dropper_has_sigdrop.rs index c3d835cfe16..c3d835cfe16 100644 --- a/tests/ui/type-inference/has_sigdrop.rs +++ b/tests/ui/type-inference/dropper_has_sigdrop.rs diff --git a/tests/ui/unstable-feature-bound/unstable_impl_coherence.disabled.stderr b/tests/ui/unstable-feature-bound/unstable_impl_coherence.disabled.stderr index c3147558b03..afef024e1b9 100644 --- a/tests/ui/unstable-feature-bound/unstable_impl_coherence.disabled.stderr +++ b/tests/ui/unstable-feature-bound/unstable_impl_coherence.disabled.stderr @@ -6,7 +6,7 @@ LL | impl aux::Trait for LocalTy {} | = note: conflicting implementation in crate `unstable_impl_coherence_aux`: - impl<T> Trait for T - where unstable feature: `foo`; + where feature(foo) is enabled; error: aborting due to 1 previous error diff --git a/tests/ui/unstable-feature-bound/unstable_impl_coherence.enabled.stderr b/tests/ui/unstable-feature-bound/unstable_impl_coherence.enabled.stderr index c3147558b03..afef024e1b9 100644 --- a/tests/ui/unstable-feature-bound/unstable_impl_coherence.enabled.stderr +++ b/tests/ui/unstable-feature-bound/unstable_impl_coherence.enabled.stderr @@ -6,7 +6,7 @@ LL | impl aux::Trait for LocalTy {} | = note: conflicting implementation in crate `unstable_impl_coherence_aux`: - impl<T> Trait for T - where unstable feature: `foo`; + where feature(foo) is enabled; error: aborting due to 1 previous error diff --git a/tests/ui/unstable-feature-bound/unstable_impl_method_selection.stderr b/tests/ui/unstable-feature-bound/unstable_impl_method_selection.stderr index c2bb10f043b..840af730154 100644 --- a/tests/ui/unstable-feature-bound/unstable_impl_method_selection.stderr +++ b/tests/ui/unstable-feature-bound/unstable_impl_method_selection.stderr @@ -7,7 +7,7 @@ LL | vec![].foo(); = note: multiple `impl`s satisfying `Vec<_>: Trait` found in the `unstable_impl_method_selection_aux` crate: - impl Trait for Vec<u32>; - impl Trait for Vec<u64> - where unstable feature: `bar`; + where feature(bar) is enabled; error: aborting due to 1 previous error |