modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/pr56484.c (about)

     1  /* PR rtl-optimization/56484 */
     2  
     3  unsigned char b[4096];
     4  int bar (void);
     5  
     6  int
     7  foo (void)
     8  {
     9    int a = 0;
    10    while (bar ())
    11      {
    12        int c = bar ();
    13        a = a < 0 ? a : c;
    14        __builtin_memset (b, 0, sizeof b);
    15      }
    16    return a;
    17  }