gcc/testsuite/gcc.target/s390/load-and-test-fp-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3" } */
   3
   4 /* a is not used after the comparison.  So we should use load and test
   5    here.  */
   6
   7 double gl;
   8
   9 void
  10 bar (double a)
  11 {
  12   if (a == 0.0)
  13     gl = 1;
  14 }
  15
  16 /* { dg-final { scan-assembler "ltdbr\t" } } */