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[Bug tree-optimization/47355] [4.6 Regression] ICE: verify_ssa failed with -O2 -fipa-cp-clone
- 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 13:27:38 +0000
- Subject: [Bug tree-optimization/47355] [4.6 Regression] ICE: verify_ssa failed with -O2 -fipa-cp-clone
- Auto-submitted: auto-generated
- References: <bug-47355-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47355
--- Comment #4 from Zdenek Sojka <zsojka at seznam dot cz> 2011-01-19 13:27:34 UTC ---
Created attachment 23029
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23029
more reduced testcase
$ gcc -O -fipa-cp -fipa-cp-clone testcase.C
testcase.C: In function 'void foo()':
testcase.C:30:1: error: definition in block 15 does not dominate use in block
14
testcase.C:30:1: error: no immediate_use list
for SSA_NAME: D.2189_30 in statement:
names$_storage_26 = D.2189_30 + D.2160_19;
testcase.C:30:1: internal compiler error: verify_ssa failed
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(r168850, x86_64-linux)