llvm-project/llvm/test/FrontendC++/2007-05-16-ReverseBitFieldC...

25 lines
367 B
C++

// RUN: %llvmgxx %s -S -o -
#pragma reverse_bitfields on
typedef unsigned long UINT32;
extern void abort(void);
typedef struct TestStruct
{
long first: 15,
second: 17;
} TestStruct;
int main (int argc, char * const argv[]) {
TestStruct testStruct = {1, 0};
UINT32 dw = *(UINT32 *)(&testStruct);
if(!(dw & 0xFFFF))
abort ();
return 0;
}