[Bug tree-optimization/57400] New: ICE: verify_ssa failed (definition in block n follows the use)
antoine.balestrat at gmail dot com
gcc-bugzilla@gcc.gnu.org
Fri May 24 17:33:00 GMT 2013
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57400
Bug ID: 57400
Summary: ICE: verify_ssa failed (definition in block n follows
the use)
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: antoine.balestrat at gmail dot com
Hello !
I'm using GCC 4.9.0 as of 20130524.
$ cat ssa.c
int a;
void f(void)
{
int b;
for(a = 0; a < 23; a++)
b |= a > 0;
a = !!b;
}
$ xgcc -O3 -w ssa.c
ssa.c: In function ‘f’:
ssa.c:3:6: error: definition in block 2 follows the use
void f(void)
^
for SSA_NAME: _7 in statement:
b_34 = b_22 | _7;
ssa.c:3:6: internal compiler error: verify_ssa failed
Please submit a full bug report,
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See <http://gcc.gnu.org/bugs.html> for instructions.
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