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[Bug c++/20746] Incorrect return value for covariant return function returning null ptr
- 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: 4 Apr 2005 17:45:27 -0000
- Subject: [Bug c++/20746] Incorrect return value for covariant return function returning null ptr
- References: <20050404142435.20746.yanliu@ca.ibm.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-04-04 17:45 -------
Subject: Bug 20746
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: nathan@gcc.gnu.org 2005-04-04 17:45:17
Modified files:
gcc/cp : ChangeLog method.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/g++.dg/abi: covariant5.C
Log message:
cp:
PR c++/20746
* method.c (use_thunk): Protect covariant pointer return
adjustments from NULL pointers.
testsuite:
PR c++/20746
* g++.dg/abi/covariant5.C: New.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/ChangeLog.diff?cvsroot=gcc&r1=1.4686&r2=1.4687
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cp/method.c.diff?cvsroot=gcc&r1=1.324&r2=1.325
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5277&r2=1.5278
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/g++.dg/abi/covariant5.C.diff?cvsroot=gcc&r1=NONE&r2=1.1
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20746