[Bug tree-optimization/22348] [4.0 Regression] Execution continues past end of for loop end condition with optimisation enabled

Thu, 08 Sep 2005 03:09:47 -0700 

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-09-08 
10:09 -------
Subject: Bug 22348

CVSROOT:        /cvs/gcc
Module name:    gcc
Branch:         gcc-4_0-branch
Changes by:     [EMAIL PROTECTED]       2005-09-08 10:09:04

Modified files:
        gcc            : ChangeLog tree-ssa-loop-niter.c 
        gcc/testsuite  : ChangeLog 
Added files:
        gcc/testsuite/gcc.c-torture/execute: pr22348.c 

Log message:
        2005-09-08  Richard Guenther  <[EMAIL PROTECTED]>
        Zdenek Dvorak  <[EMAIL PROTECTED]>
        
        PR tree-optimization/22348
        * tree-ssa-loop-niter.c (number_of_iterations_cond): Fold
        MINUS_EXPR.
        
        * gcc.c-torture/execute/pr22348.c: New testcase.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.418&r2=2.7592.2.419
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-niter.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.20&r2=2.20.8.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.5084.2.389&r2=1.5084.2.390
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/pr22348.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=NONE&r2=1.1.14.1



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22348

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