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[Bug rtl-optimization/49994] New: [4.7 Regression] ICE: in maybe_record_trace_start, at dwarf2cfi.c:2234 with -Os -fsched2-use-superblocks
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 5 Aug 2011 21:15:28 +0000
- Subject: [Bug rtl-optimization/49994] New: [4.7 Regression] ICE: in maybe_record_trace_start, at dwarf2cfi.c:2234 with -Os -fsched2-use-superblocks
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49994
Summary: [4.7 Regression] ICE: in maybe_record_trace_start, at
dwarf2cfi.c:2234 with -Os -fsched2-use-superblocks
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 24926
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24926
reduced testcase
Compiler output:
$ gcc -Os -fsched2-use-superblocks testcase.c
testcase.c: In function 'y':
testcase.c:13:3: internal compiler error: in maybe_record_trace_start, at
dwarf2cfi.c:2234
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r177464 - crash
r173150 - OK