[Bug middle-end/38751] [4.2/4.3/4.4 regression] odd performance regression with -Os

[rguenth at gcc dot gnu dot org]

------- Comment #2 from rguenth at gcc dot gnu dot org  2009-01-07 10:53 -------
Subject: Bug 38751

Author: rguenth
Date: Wed Jan  7 10:53:30 2009
New Revision: 143152

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=143152
Log:
2009-01-07  Richard Guenther  <rguent...@suse.de>

        PR middle-end/38751
        * fold-const.c (extract_muldiv): Remove obsolete comment.
        (fold_plusminus_mult_expr): Undo MINUS_EXPR
        to PLUS_EXPR canonicalization for the canonicalization.

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


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38751