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From: "vsevolod.livinskij at frtk dot ru" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/95717] New: ICE during GIMPLE pass: vect: verify_ssa failed
Date: Wed, 17 Jun 2020 06:59:58 +0000 [thread overview]
Message-ID: <bug-95717-4@http.gcc.gnu.org/bugzilla/> (raw)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95717
Bug ID: 95717
Summary: ICE during GIMPLE pass: vect: verify_ssa failed
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: vsevolod.livinskij at frtk dot ru
Target Milestone: ---
Error:
$ g++ -c -O3 func.cpp
func.cpp: In function ‘void g(bool)’:
func.cpp:5:6: error: definition in block 61 does not dominate use in block 59
5 | void g(bool h) {
| ^
for SSA_NAME: prephitmp_100 in statement:
prephitmp_100 = PHI <prephitmp_100(59), _103(62)>
PHI argument
prephitmp_100
for PHI node
prephitmp_100 = PHI <prephitmp_100(59), _103(62)>
during GIMPLE pass: vect
func.cpp:5:6: internal compiler error: verify_ssa failed
0x13368a2 verify_ssa(bool, bool)
gcc/tree-ssa.c:1208
0x10228a5 execute_function_todo
gcc/passes.c:1992
0x102357e execute_todo
gcc/passes.c:2039
Reproducer:
bool a;
extern bool b[];
long c, d;
int *f;
void g(bool h) {
for (short e = 0; e < c; e = 4)
for (; d; d++)
b[d] = a = f[d] ? c ? h : 0 : h;
}
GCC version:
gcc version 11.0.0 (56638b9b1853666f575928f8baf17f70e4ed3517)
next reply other threads:[~2020-06-17 6:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-17 6:59 vsevolod.livinskij at frtk dot ru [this message]
2020-06-17 7:00 ` [Bug tree-optimization/95717] " vsevolod.livinskij at frtk dot ru
2020-06-17 7:10 ` [Bug tree-optimization/95717] [9/10/11 Regression] ICE during GIMPLE pass: vect: verify_ssa failed since r9-5325-gf25507d041de4df6 marxin at gcc dot gnu.org
2020-06-17 9:06 ` rguenth at gcc dot gnu.org
2020-06-17 11:46 ` rguenth at gcc dot gnu.org
2020-06-17 13:03 ` cvs-commit at gcc dot gnu.org
2020-06-17 13:03 ` [Bug tree-optimization/95717] [9/10 " rguenth at gcc dot gnu.org
2020-06-24 7:02 ` cvs-commit at gcc dot gnu.org
2020-06-24 7:02 ` [Bug tree-optimization/95717] [9 " rguenth at gcc dot gnu.org
2020-09-11 10:37 ` cvs-commit at gcc dot gnu.org
2020-09-11 10:38 ` rguenth at gcc dot gnu.org
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