gcc/testsuite/gcc.dg/pr41574.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -march=armv7-a -mfloat-abi=softfp -mfpu=neon -fno-unsafe-math-optimizations -fdump-rtl-combine" { target { arm*-*-* } } } */
   3 /* { dg-options "-O2 -fno-unsafe-math-optimizations -fdump-rtl-combine" { target { ! arm*-*-* } } } */
   4
   5
   6 static const double one=1.0;
   7
   8 double
   9 f(double x)
  10 {
  11   return x*(one+x);
  12 }
  13
  14 /* { dg-final { scan-rtl-dump-not "\\(plus:DF \\(mult:DF" "combine" } } */
  15 /* { dg-final { cleanup-rtl-dump "combine*" } } */