llvm-project/llvm/test/FrontendC/2009-02-13-zerosize-union-f...

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// RUN: %llvmgcc %s -m32 -S -o - | grep {i32 32} | count 3
// XFAIL: *
// XTARGET: powerpc
// 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));
}