minix/external/bsd/llvm/dist/clang/test/CodeGen/2002-07-30-UnionTest.c

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// RUN: %clang_cc1 -emit-llvm %s -o /dev/null
union X;
struct Empty {};
union F {};
union Q { union Q *X; };
union X {
char C;
int A, Z;
long long B;
void *b1;
struct { int A; long long Z; } Q;
};
union X foo(union X A) {
A.C = 123;
A.A = 39249;
//A.B = (void*)123040123321;
A.B = 12301230123123LL;
A.Z = 1;
return A;
}