gcc/testsuite/gcc.c-torture/execute/20030401-1.c

   1 /* Testcase for PR fortran/9974.  This was a miscompilation of the g77
   2    front-end caused by the jump bypassing optimizations not handling
   3    instructions inserted on CFG edges.  */
   4
   5 extern void abort ();
   6
   7 int bar ()
   8 {
   9   return 1;
  10 }
  11
  12 void foo (int x)
  13 {
  14   unsigned char error = 0;
  15
  16   if (! (error = ((x == 0) || bar ())))
  17     bar ();
  18   if (! error)
  19     abort ();
  20 }
  21
  22 int main()
  23 {
  24   foo (1);
  25   return 0;
  26 }
  27