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[Bug rtl-optimization/49720] Infinite recursion compiling gold binary_test.cc testcase
- From: "hjl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 15 Dec 2011 23:50:36 +0000
- Subject: [Bug rtl-optimization/49720] Infinite recursion compiling gold binary_test.cc testcase
- Auto-submitted: auto-generated
- References: <bug-49720-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49720
--- Comment #4 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2011-12-15 23:50:36 UTC ---
Author: hjl
Date: Thu Dec 15 23:50:32 2011
New Revision: 182394
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182394
Log:
Detect infinite recursion condition
gcc/
2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline.
2011-10-28 Chung-Lin Tang <cltang@codesourcery.com>
PR rtl-optimization/49720
* simplify-rtx.c (simplify_relational_operation_1): Detect
infinite recursion condition in "(eq/ne (plus x cst1) cst2)
simplifies to (eq/ne x (cst2 - cst1))" case.
gcc/testsuite/
2011-12-15 H.J. Lu <hongjiu.lu@intel.com>
Backport from mainline.
2011-10-28 Chung-Lin Tang <cltang@codesourcery.com>
PR rtl-optimization/49720
* g++.dg/torture/pr49720.C: New test.
Added:
branches/gcc-4_6-branch/gcc/testsuite/g++.dg/torture/pr49720.C
Modified:
branches/gcc-4_6-branch/gcc/ChangeLog
branches/gcc-4_6-branch/gcc/simplify-rtx.c
branches/gcc-4_6-branch/gcc/testsuite/ChangeLog