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Diffstat (limited to 'clang/test/CodeGen/union-align.c')
-rw-r--r-- | clang/test/CodeGen/union-align.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/clang/test/CodeGen/union-align.c b/clang/test/CodeGen/union-align.c new file mode 100644 index 0000000..89a9456 --- /dev/null +++ b/clang/test/CodeGen/union-align.c @@ -0,0 +1,17 @@ +// RUN: %clang_cc1 -emit-llvm %s -o - | grep load | grep "4 x float" | not grep "align 4" +// RUN: %clang_cc1 -emit-llvm %s -o - | grep load | grep "4 x float" | grep "align 16" +// PR3432 +// rdar://6536377 + +typedef float __m128 __attribute__ ((__vector_size__ (16))); + +typedef union +{ + int i[4]; + float f[4]; + __m128 v; +} u_t; + +__m128 t(u_t *a) { + return a->v; +} |