diff options
Diffstat (limited to 'tests/codegen/issues/issue-86106.rs')
| -rw-r--r-- | tests/codegen/issues/issue-86106.rs | 63 | 
1 files changed, 0 insertions, 63 deletions
| diff --git a/tests/codegen/issues/issue-86106.rs b/tests/codegen/issues/issue-86106.rs deleted file mode 100644 index 8d1ce116d26..00000000000 --- a/tests/codegen/issues/issue-86106.rs +++ /dev/null @@ -1,63 +0,0 @@ -//@ only-64bit llvm appears to use stores instead of memset on 32bit -//@ compile-flags: -C opt-level=3 -Z merge-functions=disabled -//@ needs-deterministic-layouts - -// The below two functions ensure that both `String::new()` and `"".to_string()` -// produce the identical code. - -#![crate_type = "lib"] - -// CHECK-LABEL: define {{(dso_local )?}}void @string_new -#[no_mangle] -pub fn string_new() -> String { - // CHECK-NOT: load i8 - // CHECK: store i{{32|64}} - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store ptr - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} - // CHECK-NEXT: ret void - String::new() -} - -// CHECK-LABEL: define {{(dso_local )?}}void @empty_to_string -#[no_mangle] -pub fn empty_to_string() -> String { - // CHECK-NOT: load i8 - // CHECK: store i{{32|64}} - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store ptr - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} - // CHECK-NEXT: ret void - "".to_string() -} - -// The below two functions ensure that both `vec![]` and `vec![].clone()` -// produce the identical code. - -// CHECK-LABEL: @empty_vec -#[no_mangle] -pub fn empty_vec() -> Vec<u8> { - // CHECK: store i{{32|64}} - // CHECK-NOT: load i8 - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store ptr - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} - // CHECK-NEXT: ret void - vec![] -} - -// CHECK-LABEL: @empty_vec_clone -#[no_mangle] -pub fn empty_vec_clone() -> Vec<u8> { - // CHECK: store i{{32|64}} - // CHECK-NOT: load i8 - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store ptr - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} - // CHECK-NEXT: ret void - vec![].clone() -} | 
