[Bug c/25975] Problems with -ffast-math and isnan

[terra at gnome dot org]

------- Comment #4 from terra at gnome dot org  2006-01-26 17:22 -------
ok, thanks.  I'll prevent this by checking for __FAST_MATH__ in my code.
One could argue for a warning like

nan.c:13: warning: comparison is always false due to limited range of data type

for use of isnan and similarly (with true) for finite.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25975