diff options
Diffstat (limited to 'clang/test/CodeGen/2007-05-29-UnionCopy.c')
-rw-r--r-- | clang/test/CodeGen/2007-05-29-UnionCopy.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/clang/test/CodeGen/2007-05-29-UnionCopy.c b/clang/test/CodeGen/2007-05-29-UnionCopy.c new file mode 100644 index 0000000..9f71687 --- /dev/null +++ b/clang/test/CodeGen/2007-05-29-UnionCopy.c @@ -0,0 +1,18 @@ +// RUN: %clang_cc1 -emit-llvm -o - %s | grep memcpy +// PR1421 + +struct A { + char c; + int i; +}; + +struct B { + int c; + unsigned char x; +}; + +union U { struct A a; struct B b; }; + +void check(union U *u, union U *v) { + *u = *v; +} |