diff options
Diffstat (limited to 'tests/codegen/issues/issue-86106.rs')
| -rw-r--r-- | tests/codegen/issues/issue-86106.rs | 29 |
1 files changed, 9 insertions, 20 deletions
diff --git a/tests/codegen/issues/issue-86106.rs b/tests/codegen/issues/issue-86106.rs index 9ccbcb24f56..c0be7fab2f3 100644 --- a/tests/codegen/issues/issue-86106.rs +++ b/tests/codegen/issues/issue-86106.rs @@ -1,4 +1,5 @@ // min-llvm-version: 15.0 +// only-64bit llvm appears to use stores instead of memset on 32bit // compile-flags: -C opt-level=3 -Z merge-functions=disabled // The below two functions ensure that both `String::new()` and `"".to_string()` @@ -9,12 +10,9 @@ // CHECK-LABEL: define void @string_new #[no_mangle] pub fn string_new() -> String { - // CHECK-NOT: load i8 - // CHECK: store i{{32|64}} + // CHECK: store ptr inttoptr // CHECK-NEXT: getelementptr - // CHECK-NEXT: store ptr - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} + // CHECK-NEXT: call void @llvm.memset // CHECK-NEXT: ret void String::new() } @@ -22,12 +20,9 @@ pub fn string_new() -> String { // CHECK-LABEL: define 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: store ptr inttoptr // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} + // CHECK-NEXT: call void @llvm.memset // CHECK-NEXT: ret void "".to_string() } @@ -38,12 +33,9 @@ pub fn empty_to_string() -> String { // CHECK-LABEL: @empty_vec #[no_mangle] pub fn empty_vec() -> Vec<u8> { - // CHECK: store i{{32|64}} - // CHECK-NOT: load i8 + // CHECK: store ptr inttoptr // CHECK-NEXT: getelementptr - // CHECK-NEXT: store ptr - // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} + // CHECK-NEXT: call void @llvm.memset // CHECK-NEXT: ret void vec![] } @@ -51,12 +43,9 @@ pub fn empty_vec() -> Vec<u8> { // 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: store ptr inttoptr // CHECK-NEXT: getelementptr - // CHECK-NEXT: store i{{32|64}} + // CHECK-NEXT: call void @llvm.memset // CHECK-NEXT: ret void vec![].clone() } |