[Bug target/19116] -funsafe-math-optimizations make nan compares equal to one another (-finite-math-only should be doing that)

[rguenth at gcc dot gnu dot org]

------- Comment #17 from rguenth at gcc dot gnu dot org  2006-11-04 16:32 
-------
There is another one in simplify-rtx.c:

Author: rguenth
Date: Sat Oct 21 10:13:13 2006
New Revision: 117928

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=117928
Log:
2006-10-21  Richard Guenther  <[EMAIL PROTECTED]>

        PR middle-end/28796
        * simplify-rtx.c (simplify_const_relational_operation):
        Do not constant-fold ORDERED and UNORDERED for
        flag_unsafe_math_optimizations but only we do not need to
        honor NaNs for the given mode.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/simplify-rtx.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19116