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[Bug tree-optimization/46165] New: ICE: verify_flow_info failed when casting-out attribute noreturn with -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce
- From: "zsojka at seznam dot cz" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 25 Oct 2010 16:44:57 +0000
- Subject: [Bug tree-optimization/46165] New: ICE: verify_flow_info failed when casting-out attribute noreturn with -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46165
Summary: ICE: verify_flow_info failed when casting-out
attribute noreturn with -fno-tree-ccp
-fno-tree-copy-prop -fno-tree-dce
Product: gcc
Version: 4.6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Created attachment 22146
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22146
reduced testcase (from gcc.c-torture/compile/20050202-1.c)
Compiler output:
$ gcc -O -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce pr46165.c
pr46165.c: In function 'g':
pr46165.c:2:6: error: control flow in the middle of basic block 2
pr46165.c:2:6: 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:
r165915 - crash
4.5 r165781 - crash
4.4 r165754 - crash
4.4 r149995 - crash