modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/pr85156.c (about)

     1  /* PR tree-optimization/85156 */
     2  
     3  int x, y;
     4  
     5  __attribute__((noipa)) int
     6  foo (int z)
     7  {
     8    if (__builtin_expect (x ? y != 0 : 0, z++))
     9      return 7;
    10    return z;
    11  }
    12  
    13  int
    14  main ()
    15  {
    16    x = 1;
    17    asm volatile ("" : "+m" (x), "+m" (y));
    18    if (foo (10) != 11)
    19      __builtin_abort ();
    20    return 0;
    21  }