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| author | kennytm <kennytm@gmail.com> | 2018-11-24 01:31:56 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-11-24 01:31:56 +0800 |
| commit | e0025df3fdfa8be82946a6e861049bae932eba75 (patch) | |
| tree | e67262c792f3aa23e2a183f52098982e2bdc42c5 /src/test/codegen | |
| parent | fb33fa49160f666d1cad0af6c275e15cf523e047 (diff) | |
| parent | 4c21f66c1dffefa0dbeec3e409aa77630cb9a448 (diff) | |
| download | rust-e0025df3fdfa8be82946a6e861049bae932eba75.tar.gz rust-e0025df3fdfa8be82946a6e861049bae932eba75.zip | |
Rollup merge of #56097 - ogoffart:union-abi, r=eddyb
Fix invalid bitcast taking bool out of a union represented as a scalar As reported in https://github.com/rust-lang/rust/pull/54668#issuecomment-440186476
Diffstat (limited to 'src/test/codegen')
| -rw-r--r-- | src/test/codegen/union-abi.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/test/codegen/union-abi.rs b/src/test/codegen/union-abi.rs index 786968128ec..5a6df52502e 100644 --- a/src/test/codegen/union-abi.rs +++ b/src/test/codegen/union-abi.rs @@ -78,3 +78,9 @@ pub union CUnionU128{a:u128} #[no_mangle] pub fn test_CUnionU128(_: CUnionU128) { loop {} } +pub union UnionBool { b:bool } +// CHECK: define zeroext i1 @test_UnionBool(i8 %b) +#[no_mangle] +pub fn test_UnionBool(b: UnionBool) -> bool { unsafe { b.b } } +// CHECK: %0 = trunc i8 %b to i1 + |