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author | ed <ed@FreeBSD.org> | 2009-06-02 17:52:33 +0000 |
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committer | ed <ed@FreeBSD.org> | 2009-06-02 17:52:33 +0000 |
commit | 3277b69d734b9c90b44ebde4ede005717e2c3b2e (patch) | |
tree | 64ba909838c23261cace781ece27d106134ea451 /test/FrontendC/2009-02-13-zerosize-union-field.c | |
download | FreeBSD-src-3277b69d734b9c90b44ebde4ede005717e2c3b2e.zip FreeBSD-src-3277b69d734b9c90b44ebde4ede005717e2c3b2e.tar.gz |
Import LLVM, at r72732.
Diffstat (limited to 'test/FrontendC/2009-02-13-zerosize-union-field.c')
-rw-r--r-- | test/FrontendC/2009-02-13-zerosize-union-field.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/FrontendC/2009-02-13-zerosize-union-field.c b/test/FrontendC/2009-02-13-zerosize-union-field.c new file mode 100644 index 0000000..044cbd5 --- /dev/null +++ b/test/FrontendC/2009-02-13-zerosize-union-field.c @@ -0,0 +1,13 @@ +// RUN: %llvmgcc %s -m32 -S -o - | grep {i32 1} | count 1 +// RUN: %llvmgcc %s -m32 -S -o - | grep {i32 4} | count 2 +// Every printf has 'i32 0' for the GEP of the string; no point counting those. +typedef unsigned int Foo __attribute__((aligned(32))); +typedef union{Foo:0;}a; +typedef union{int x; Foo:0;}b; +extern int printf(const char*, ...); +main() { + printf("%ld\n", sizeof(a)); + printf("%ld\n", __alignof__(a)); + printf("%ld\n", sizeof(b)); + printf("%ld\n", __alignof__(b)); +} |