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[Bug rtl-optimization/45061] New: [4.6 Regression] ICE: in check_allocation, at ira.c:1677 with -O2 -ftracer -fira-coalesce
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Jul 2010 19:38:54 -0000
- Subject: [Bug rtl-optimization/45061] New: [4.6 Regression] ICE: in check_allocation, at ira.c:1677 with -O2 -ftracer -fira-coalesce
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
Command line:
$ gcc -O2 -ftracer -fira-coalesce testcase.c
Compiler output:
$ gcc -O2 -ftracer -fira-coalesce testcase.c
bad allocation for 58 and 60
testcase.c: In function 'foo':
testcase.c:26:1: internal compiler error: in check_allocation, at ira.c:1677
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
The crash happens for many of the files I tested.
Tested revisions:
r162499 - crash
r162456 - crash
r162222 - OK
--
Summary: [4.6 Regression] ICE: in check_allocation, at ira.c:1677
with -O2 -ftracer -fira-coalesce
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: zsojka at seznam dot cz
GCC host triplet: x86_64-pc-linux-gnu
GCC target triplet: x86_64-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45061