gnu/dist/gcc4/gcc/testsuite/gcc.dg/iftrap-1.c

   1 /* Verify that we optimize to conditional traps.  */
   2 /* { dg-options "-O" } */
   3 /* { dg-do compile { target rs6000-*-* powerpc-*-* sparc*-*-* ia64-*-* } } */
   4 /* { dg-final { scan-assembler-not "^\t(trap|ta|break)\[ \t\]" } } */
   5
   6 void f1(int p)
   7 {
   8   if (p)
   9     __builtin_trap();
  10 }
  11
  12 void f2(int p)
  13 {
  14   if (p)
  15     __builtin_trap();
  16   else
  17     bar();
  18 }
  19
  20 void f3(int p)
  21 {
  22   if (p)
  23     bar();
  24   else
  25     __builtin_trap();
  26 }
  27
  28 void f4(int p, int q)
  29 {
  30   if (p)
  31     {
  32       bar();
  33       if (q)
  34         bar();
  35     }
  36   else
  37     __builtin_trap();
  38 }