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[Bug middle-end/21897] [4.1 Regression] Segementation fault in fold_ternary
- 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: 6 Jun 2005 19:26:22 -0000
- Subject: [Bug middle-end/21897] [4.1 Regression] Segementation fault in fold_ternary
- References: <20050603091336.21897.e9925248@stud4.tuwien.ac.at>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-06-06 19:26 -------
Subject: Bug 21897
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: jakub@gcc.gnu.org 2005-06-06 19:26:10
Modified files:
gcc : ChangeLog fold-const.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.c-torture/execute: 20050604-1.c
Log message:
* fold-const.c (operand_equal_p): Don't return 1, if element
chains for 2 VECTOR_CSTs are not the same length.
PR regression/21897
* fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
not all VECTOR_CST elements are given.
* gcc.c-torture/execute/20050604-1.c: New test.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9055&r2=2.9056
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fold-const.c.diff?cvsroot=gcc&r1=1.591&r2=1.592
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5603&r2=1.5604
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.c-torture/execute/20050604-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21897