[Bug tree-optimization/17806] [4.0 Regression] compiler error: in verify_loop_structure, at cfgloop.c:1491 , works -O2, breaks with -O3

Wed, 06 Oct 2004 23:14:27 -0700 

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-10-07 06:14 
-------
Subject: Bug 17806

CVSROOT:        /cvs/gcc
Module name:    gcc
Changes by:     [EMAIL PROTECTED]       2004-10-07 06:14:16

Modified files:
        gcc            : ChangeLog cfghooks.c cfgloopmanip.c 

Log message:
        PR tree-optimization/17806
        * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
        * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
        flags moved to split_edge.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.5777&r2=2.5778
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfghooks.c.diff?cvsroot=gcc&r1=1.15&r2=1.16
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgloopmanip.c.diff?cvsroot=gcc&r1=1.33&r2=1.34



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17806

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