llvm-6502/test/C++Frontend/2005-02-11-AnonymousUnion.cpp

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// RUN: %llvmgxx %s -S -o -
// Test anonymous union with members of the same size.
int test1(float F) {
union {
float G;
int i;
};
G = F;
return i;
}
// test anonymous union with members of differing size.
int test2(short F) {
volatile union {
short G;
int i;
};
G = F;
return i;
}
// Make sure that normal unions work. duh :)
volatile union {
short S;
int i;
} U;
int test3(short s) {
U.S = s;
return U.i;
}