gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-71.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-fgimple -O -fdump-tree-fre1-details" } */
   3
   4 __GIMPLE (ssa, startwith("fre")) char foo(char *p)
   5 {
   6   char _1;
   7
   8 __BB(2):
   9   __MEM <int> (p) = 0;
  10   _1 = __MEM <char> (p + 1);
  11   return _1;
  12 }
  13
  14 /* { dg-final { scan-tree-dump "return 0;" "fre1" } } */