1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
/* PR middle-end/38533 */ #define A asm volatile ("" : "=r" (f) : "0" (0)); e |= f; #define B A A A A A A A A A A A #define C B B B B B B B B B B B int foo (void) { int e = 0, f; C C B B B B B A A A A A A return e; } int main (void) { if (foo ()) __builtin_abort (); return 0; }