gcc/testsuite/gcc.dg/pr51867.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O0 -fno-math-errno -fdump-rtl-expand" } */
   3
   4 extern float sqrtf(float);
   5
   6 float a(float x)
   7 {
   8     return sqrtf(x);
   9 }
  10 float b(float x)
  11 {
  12     return sqrtf(x);
  13 }
  14 /* Here the calls to sqrtf should be expanded into CALL_INSNs, rather than
  15    fpu sqrtf rtl patterns.  */
  16 /* { dg-final { scan-rtl-dump-times "call_insn" 2 "expand" } } */