diff options
| -rw-r--r-- | src/test/codegen/internalize-closures.rs | 2 | ||||
| -rw-r--r-- | src/test/codegen/issue-37945.rs | 20 | ||||
| -rw-r--r-- | src/test/codegen/vec-shrink-panic.rs | 4 |
3 files changed, 17 insertions, 9 deletions
diff --git a/src/test/codegen/internalize-closures.rs b/src/test/codegen/internalize-closures.rs index 8d9192c6fa0..ab3dc3fba5e 100644 --- a/src/test/codegen/internalize-closures.rs +++ b/src/test/codegen/internalize-closures.rs @@ -1,4 +1,4 @@ -// compile-flags: -C no-prepopulate-passes +// compile-flags: -C no-prepopulate-passes -Zmir-opt-level=0 pub fn main() { diff --git a/src/test/codegen/issue-37945.rs b/src/test/codegen/issue-37945.rs index 0ca42b7ec83..a91e8e817e4 100644 --- a/src/test/codegen/issue-37945.rs +++ b/src/test/codegen/issue-37945.rs @@ -1,26 +1,34 @@ -// compile-flags: -O +// compile-flags: -O -Zmerge-functions=disabled // ignore-x86 // ignore-arm // ignore-emscripten // ignore-gnux32 // ignore 32-bit platforms (LLVM has a bug with them) -// See issue #37945. +// Check that LLVM understands that `Iter` pointer is not null. Issue #37945. #![crate_type = "lib"] use std::slice::Iter; -// CHECK-LABEL: @is_empty_1 #[no_mangle] pub fn is_empty_1(xs: Iter<f32>) -> bool { -// CHECK-NOT: icmp eq float* {{.*}}, null +// CHECK-LABEL: @is_empty_1( +// CHECK-NEXT: start: +// CHECK-NEXT: [[A:%.*]] = icmp ne i32* %xs.1, null +// CHECK-NEXT: tail call void @llvm.assume(i1 [[A]]) +// CHECK-NEXT: [[B:%.*]] = icmp eq i32* %xs.0, %xs.1 +// CHECK-NEXT: ret i1 [[B:%.*]] {xs}.next().is_none() } -// CHECK-LABEL: @is_empty_2 #[no_mangle] pub fn is_empty_2(xs: Iter<f32>) -> bool { -// CHECK-NOT: icmp eq float* {{.*}}, null +// CHECK-LABEL: @is_empty_2 +// CHECK-NEXT: start: +// CHECK-NEXT: [[C:%.*]] = icmp ne i32* %xs.1, null +// CHECK-NEXT: tail call void @llvm.assume(i1 [[C]]) +// CHECK-NEXT: [[D:%.*]] = icmp eq i32* %xs.0, %xs.1 +// CHECK-NEXT: ret i1 [[D:%.*]] xs.map(|&x| x).next().is_none() } diff --git a/src/test/codegen/vec-shrink-panic.rs b/src/test/codegen/vec-shrink-panic.rs index 690c7e6d6ce..cee4128c650 100644 --- a/src/test/codegen/vec-shrink-panic.rs +++ b/src/test/codegen/vec-shrink-panic.rs @@ -15,9 +15,9 @@ pub fn shrink_to_fit(vec: &mut Vec<u32>) { // CHECK-LABEL: @issue71861 #[no_mangle] -pub fn issue71861(n: usize) -> Box<[u32]> { +pub fn issue71861(vec: Vec<u32>) -> Box<[u32]> { // CHECK-NOT: panic - vec![0; n].into_boxed_slice() + vec.into_boxed_slice() } // CHECK-LABEL: @issue75636 |