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[Bug tree-optimization/23142] [4.1 regression] ACATS FAIL cxaa017 character processing wrong code
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 15 Oct 2005 14:30:42 -0000
- Subject: [Bug tree-optimization/23142] [4.1 regression] ACATS FAIL cxaa017 character processing wrong code
- References: <bug-23142-7210@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #6 from cvs-commit at gcc dot gnu dot org 2005-10-15 14:30 -------
Subject: Bug 23142
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: dnovillo@gcc.gnu.org 2005-10-15 14:30:37
Modified files:
gcc : ChangeLog tree-vrp.c
Log message:
PR 23141
PR 23142
* tree-vrp.c (vrp_meet): Fix the intersection of equivalence
sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
anti-range.
(vrp_visit_phi_node): Only prevent infinite iterations when
the previous result and the new result are both VR_RANGEs.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.10160&r2=2.10161
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-vrp.c.diff?cvsroot=gcc&r1=2.62&r2=2.63
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23142