gcc/testsuite/gcc.target/sh/pr56547-2.c

   1 /* Verify that the fmac insn is used for the expression 'a * b + a' and
   2    'a * a + a' when -ffast-math is specified.  */
   3 /* { dg-do compile { target { any_fpu } } }  */
   4 /* { dg-options "-O1 -ffast-math" } */
   5 /* { dg-final { scan-assembler-times "fmac" 2 } } */
   6
   7 float
   8 test_00 (float a, float b)
   9 {
  10   return a * b + a;
  11 }
  12
  13 float
  14 test_01 (float a)
  15 {
  16   return a * a + a;
  17 }