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[Bug tree-optimization/47366] New: [4.6 Regression] ICE: verify_flow_info failed: missing REG_EH_REGION note in the end of bb 3 with -fnon-call-exceptions -fno-tree-ccp -fno-tree-forwprop
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 19 Jan 2011 23:12:04 +0000
- Subject: [Bug tree-optimization/47366] New: [4.6 Regression] ICE: verify_flow_info failed: missing REG_EH_REGION note in the end of bb 3 with -fnon-call-exceptions -fno-tree-ccp -fno-tree-forwprop
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47366
Summary: [4.6 Regression] ICE: verify_flow_info failed: missing
REG_EH_REGION note in the end of bb 3 with
-fnon-call-exceptions -fno-tree-ccp -fno-tree-forwprop
Product: gcc
Version: 4.5.3
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 23036
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23036
reduced testcase
Compiler output:
$ gcc -O -fnon-call-exceptions -fno-tree-ccp -fno-tree-forwprop testcase.C
testcase.C: In function 'void foo()':
testcase.C:18:1: error: missing REG_EH_REGION note in the end of bb 3
testcase.C:18:1: internal compiler error: verify_flow_info failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
Tested revisions:
r169006 - crash
4.5 r168785 - OK