[Bug tree-optimization/21520] missing PRE opportunity with operand after operand

Thu, 12 May 2005 15:13:14 -0700 

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-05-12 
22:13 -------
Subject: Bug 21520

CVSROOT:        /cvs/gcc
Module name:    gcc
Changes by:     [EMAIL PROTECTED]       2005-05-12 22:13:00

Modified files:
        gcc            : ChangeLog tree-ssa-pre.c 
Added files:
        gcc/testsuite/gcc.c-torture/compile: pr21532.c 

Log message:
        Fix PR tree-optimization/21520
        * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
        to attempt to fold constants.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8751&r2=2.8752
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-pre.c.diff?cvsroot=gcc&r1=2.85&r2=2.86
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/compile/pr21532.c.diff?cvsroot=gcc&r1=NONE&r2=1.1



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21520

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