Auto merge of #140695 - Zalathar:rollup-i32gzbo, r=Zalathar

Rollup of 12 pull requests

Successful merges:

 - #139550 (Fix `-Zremap-path-scope` rmeta handling)
 - #139764 (Consistent trait bounds for ExtractIf Debug impls)
 - #139773 (Implement `Iterator::last` for `vec::IntoIter`)
 - #140035 (Implement RFC 3503: frontmatters)
 - #140251 (coverage-dump: Resolve global file IDs to filenames)
 - #140393 (std: get rid of `sys_common::process`)
 - #140532 (Fix RustAnalyzer discovery of rustc's `stable_mir` crate)
 - #140598 (Steer docs to `utf8_chunks` and `Iterator::take`)
 - #140634 (Use more accurate ELF flags on MIPS)
 - #140673 (Clean rustdoc tests folder)
 - #140678 (Be a bit more relaxed about not yet constrained infer vars in closure upvar analysis)
 - #140687 (Update mdbook to 0.4.49)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 92 insertions, 0 deletions

diff --git a/tests/rustdoc/constant/const-display.rs b/tests/rustdoc/constant/const-display.rs
new file mode 100644
index 00000000000..bc4270c421d
--- /dev/null
+++ b/tests/rustdoc/constant/const-display.rs
@@ -0,0 +1,92 @@
+#![crate_name = "foo"]
+
+#![stable(feature = "rust1", since = "1.0.0")]
+
+#![feature(foo, foo2)]
+#![feature(staged_api)]
+
+//@ has 'foo/fn.foo.html' '//pre' 'pub fn foo() -> u32'
+//@ has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_unstable(feature="foo", issue = "none")]
+pub const fn foo() -> u32 { 42 }
+
+//@ has 'foo/fn.foo_unsafe.html' '//pre' 'pub unsafe fn foo_unsafe() -> u32'
+//@ has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_unstable(feature="foo", issue = "none")]
+pub const unsafe fn foo_unsafe() -> u32 { 42 }
+
+//@ has 'foo/fn.foo2.html' '//pre' 'pub const fn foo2() -> u32'
+//@ !hasraw - '//span[@class="since"]'
+#[unstable(feature = "humans", issue = "none")]
+pub const fn foo2() -> u32 { 42 }
+
+//@ has 'foo/fn.foo3.html' '//pre' 'pub const fn foo3() -> u32'
+//@ !hasraw - '//span[@class="since"]'
+#[unstable(feature = "humans", issue = "none")]
+#[rustc_const_unstable(feature = "humans", issue = "none")]
+pub const fn foo3() -> u32 { 42 }
+
+//@ has 'foo/fn.bar2.html' '//pre' 'pub const fn bar2() -> u32'
+//@ has - //span '1.0.0 (const: 1.0.0)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
+pub const fn bar2() -> u32 { 42 }
+
+
+//@ has 'foo/fn.foo2_gated.html' '//pre' 'pub const unsafe fn foo2_gated() -> u32'
+//@ !hasraw - '//span[@class="since"]'
+#[unstable(feature = "foo2", issue = "none")]
+pub const unsafe fn foo2_gated() -> u32 { 42 }
+
+//@ has 'foo/fn.bar2_gated.html' '//pre' 'pub const unsafe fn bar2_gated() -> u32'
+//@ has - '//span[@class="since"]' '1.0.0 (const: 1.0.0)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
+pub const unsafe fn bar2_gated() -> u32 { 42 }
+
+#[unstable(
+    feature = "humans",
+    reason = "who ever let humans program computers, we're apparently really bad at it",
+    issue = "none",
+)]
+pub mod unstable {
+    //@ has 'foo/unstable/fn.bar_not_gated.html' '//pre' 'pub const unsafe fn bar_not_gated() -> u32'
+    //@ !hasraw - '//span[@class="since"]'
+    pub const unsafe fn bar_not_gated() -> u32 { 42 }
+}
+
+#[stable(feature = "rust1", since = "1.0.0")]
+pub struct Foo;
+
+impl Foo {
+    //@ has 'foo/struct.Foo.html' '//*[@id="method.gated"]/h4[@class="code-header"]' 'pub fn gated() -> u32'
+    //@ has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[rustc_const_unstable(feature="foo", issue = "none")]
+    pub const fn gated() -> u32 { 42 }
+
+    //@ has 'foo/struct.Foo.html' '//*[@id="method.gated_unsafe"]/h4[@class="code-header"]' 'pub unsafe fn gated_unsafe() -> u32'
+    //@ has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[rustc_const_unstable(feature="foo", issue = "none")]
+    pub const unsafe fn gated_unsafe() -> u32 { 42 }
+
+    //@ has 'foo/struct.Foo.html' '//*[@id="method.stable_impl"]/h4[@class="code-header"]' 'pub const fn stable_impl() -> u32'
+    //@ has - '//span[@class="since"]' '1.0.0 (const: 1.2.0)'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[rustc_const_stable(feature = "const2", since = "1.2.0")]
+    pub const fn stable_impl() -> u32 { 42 }
+}
+
+#[stable(feature = "rust1", since = "1.0.0")]
+pub struct Bar;
+
+impl Bar {
+    // Show non-const stabilities that are the same as the enclosing item.
+    //@ has 'foo/struct.Bar.html' '//span[@class="since"]' '1.0.0 (const: 1.2.0)'
+    #[stable(feature = "rust1", since = "1.0.0")]
+    #[rustc_const_stable(feature = "const2", since = "1.2.0")]
+    pub const fn stable_impl() -> u32 { 42 }
+}