| /* Copyright (C) 2003 Free Software Foundation. | |
| Check that constant folding of mathematical expressions doesn't | |
| break anything. | |
| Written by Roger Sayle, 24th August 2003. */ | |
| /* { dg-do run } */ | |
| /* { dg-options "-O2 -ffast-math" } */ | |
| void abort(void); | |
| double foo(double x) | |
| { | |
| return 12.0/(x*3.0); | |
| } | |
| double bar(double x) | |
| { | |
| return (3.0/x)*4.0; | |
| } | |
| int main() | |
| { | |
| if (foo(2.0) != 2.0) | |
| abort (); | |
| if (bar(2.0) != 6.0) | |
| abort (); | |
| return 0; | |
| } | |