gcc/testsuite/gcc.dg/tree-ssa/pr87205.c

   1 /* { dg-options "-O2 -fdump-tree-optimized" } */
   2
   3 void f( int x );
   4
   5 void h( unsigned ix )
   6 {
   7   switch( ix )
   8   {
   9     case 0: f(42); break;
  10     case 1: f(42); break;
  11     case 2: f(42); break;
  12     case 3: f(42); break;
  13     case 4: f(42); break;
  14     case 5: f(42); break;
  15     default: __builtin_unreachable();
  16   }
  17 }
  18
  19
  20 /* { dg-final { scan-tree-dump-not "if" "optimized" } } */
  21 /* { dg-final { scan-tree-dump-not "switch" "optimized" } } */