| /* Copyright (C) 2003 Free Software Foundation. | |
| Check that constant folding (c1 - x) op c2 into x swap(op) c1-c2 | |
| doesn't break anything. | |
| Written by Roger Sayle, 27th March 2003. */ | |
| /* { dg-do run } */ | |
| /* { dg-options "-O2 -ffast-math" } */ | |
| extern void abort (void); | |
| int foo(double x) | |
| { | |
| return (10.0 - x) > 3.0; | |
| } | |
| int bar (double x) | |
| { | |
| return (10.0 - x) == 5.0; | |
| } | |
| int main() | |
| { | |
| if (foo (8.0)) | |
| abort (); | |
| if (! foo (6.0)) | |
| abort (); | |
| if (bar (1.0)) | |
| abort (); | |
| if (! bar (5.0)) | |
| abort (); | |
| return 0; | |
| } | |