[Bug middle-end/30656] [4.3 Regression] ICE with -ftrapv

[rguenth at gcc dot gnu dot org]

------- Comment #7 from rguenth at gcc dot gnu dot org  2007-02-01 10:27 -------
Subject: Bug 30656

Author: rguenth
Date: Thu Feb  1 10:27:17 2007
New Revision: 121460

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=121460
Log:
2007-02-01  Richard Guenther  <rguenther@suse.de>

        PR middle-end/30656
        * fold-const.c (fold_negate_expr): Allow negating a
        constant if overflow does not change.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30656