[Bug c/57075] New: verify_flow_info failed: control flow in the middle of basic block
dcb314 at hotmail dot com
gcc-bugzilla@gcc.gnu.org
Thu Apr 25 20:20:00 GMT 2013
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57075
Bug #: 57075
Summary: verify_flow_info failed: control flow in the middle of
basic block
Classification: Unclassified
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: dcb314@hotmail.com
Created attachment 29942
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29942
C source code
I just tried to compile the package jam-2.5-14
on gcc-4.9 trunk dated 20130425 on an AMD x86_64 box.
The compiler said
execunix.c: In function 'execcmd':
execunix.c:322:1: error: control flow in the middle of basic block 10
}
^
execunix.c:322:1: error: control flow in the middle of basic block 10
execunix.c:322:1: error: control flow in the middle of basic block 10
execunix.c:322:1: internal compiler error: verify_flow_info failed
0x5f9ae1 verify_flow_info()
../../src/trunk/gcc/cfghooks.c:260
0x91dec4 cleanup_tree_cfg_noloop
../../src/trunk/gcc/tree-cfgcleanup.c:693
0x91dec4 cleanup_tree_cfg()
../../src/trunk/gcc/tree-cfgcleanup.c:742
0x84be64 execute_function_todo
../../src/trunk/gcc/passes.c:1921
0x84c7e7 execute_todo
../../src/trunk/gcc/passes.c:1996
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
Preprocessed source code attached. Flag -O2 required.
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