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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.target/] [i386/] [pr51987.c] - Rev 848
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/* PR tree-optimization/51987 */ /* { dg-do run { target { ! { ia32 } } } } */ /* { dg-options "-O3" } */ extern void abort (void); union U { unsigned long long l; struct { unsigned int l, h; } i; }; __attribute__((noinline, noclone)) void foo (char *x, char *y) { int i; for (i = 0; i < 64; i++) { union U u; asm ("movl %1, %k0; salq $32, %0" : "=r" (u.l) : "r" (i)); x[i] = u.i.h; union U v; asm ("movl %1, %k0; salq $32, %0" : "=r" (v.l) : "r" (i)); y[i] = v.i.h; } } int main () { char a[64], b[64]; int i; foo (a, b); for (i = 0; i < 64; i++) if (a[i] != i || b[i] != i) abort (); return 0; }
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