gcc/testsuite/gcc.dg/guality/pr58791-2.c

   1 /* PR tree-optimization/58791 */
   2 /* { dg-do run } */
   3 /* { dg-options "-g" } */
   4
   5 #include "../nop.h"
   6
   7 __attribute__((noinline, noclone)) int
   8 foo (unsigned char c)
   9 {
  10   int ret;
  11   _Bool a, b, d, e, f;
  12
  13   a = c == 34;
  14   b = c == 32;
  15   d = a | b;
  16   f = !d;
  17   if (d)
  18     ret = 1;
  19   else
  20     {
  21       e = c <= 31;
  22       ret = e;
  23     }
  24
  25   asm volatile (NOP : : : "memory");     /* { dg-final { gdb-test pr58791-2.c:27 "d & 1" "1" } } */
  26   asm volatile (NOP : : : "memory");     /* { dg-final { gdb-test pr58791-2.c:27 "f & 1" "0" } } */
  27   return ret;
  28 }
  29
  30
  31 int
  32 main ()
  33 {
  34   foo (32);
  35   return 0;
  36 }