diff options
Diffstat (limited to 'src/test/codegen/issue-37945.rs')
-rw-r--r-- | src/test/codegen/issue-37945.rs | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/src/test/codegen/issue-37945.rs b/src/test/codegen/issue-37945.rs deleted file mode 100644 index fe54375bb..000000000 --- a/src/test/codegen/issue-37945.rs +++ /dev/null @@ -1,38 +0,0 @@ -// compile-flags: -O -Zmerge-functions=disabled -// ignore-x86 -// ignore-arm -// ignore-emscripten -// ignore-gnux32 -// ignore 32-bit platforms (LLVM has a bug with them) - -// Check that LLVM understands that `Iter` pointer is not null. Issue #37945. - -#![crate_type = "lib"] - -use std::slice::Iter; - -#[no_mangle] -pub fn is_empty_1(xs: Iter<f32>) -> bool { -// CHECK-LABEL: @is_empty_1( -// CHECK-NEXT: start: -// CHECK-NEXT: [[A:%.*]] = icmp ne {{i32\*|ptr}} {{%xs.0|%xs.1}}, null -// CHECK-NEXT: tail call void @llvm.assume(i1 [[A]]) -// The order between %xs.0 and %xs.1 on the next line doesn't matter -// and different LLVM versions produce different order. -// CHECK-NEXT: [[B:%.*]] = icmp eq {{i32\*|ptr}} {{%xs.0, %xs.1|%xs.1, %xs.0}} -// CHECK-NEXT: ret i1 [[B:%.*]] - {xs}.next().is_none() -} - -#[no_mangle] -pub fn is_empty_2(xs: Iter<f32>) -> bool { -// CHECK-LABEL: @is_empty_2 -// CHECK-NEXT: start: -// CHECK-NEXT: [[C:%.*]] = icmp ne {{i32\*|ptr}} {{%xs.0|%xs.1}}, null -// CHECK-NEXT: tail call void @llvm.assume(i1 [[C]]) -// The order between %xs.0 and %xs.1 on the next line doesn't matter -// and different LLVM versions produce different order. -// CHECK-NEXT: [[D:%.*]] = icmp eq {{i32\*|ptr}} {{%xs.0, %xs.1|%xs.1, %xs.0}} -// CHECK-NEXT: ret i1 [[D:%.*]] - xs.map(|&x| x).next().is_none() -} |