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* [Bug c/97354] New: ice during GIMPLE pass: slp
@ 2020-10-09 15:28 dcb314 at hotmail dot com
2020-10-12 6:17 ` [Bug tree-optimization/97354] " rguenth at gcc dot gnu.org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: dcb314 at hotmail dot com @ 2020-10-09 15:28 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97354
Bug ID: 97354
Summary: ice during GIMPLE pass: slp
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: dcb314 at hotmail dot com
Target Milestone: ---
The following C code:
int a, c, d;
_Complex *b;
_Complex e;
void f(void) {
_Complex g;
for (; a;) {
e = b[0];
for (; d; d++)
b[c] = e;
}
e = g * 0;
}
with compiler flag -O3, does this:
during GIMPLE pass: slp
bug650.c: In function ‘f’:
bug650.c:4:6: internal compiler error: in as_a, at is-a.h:197
4 | void f(void) {
| ^
0xf7b1b4 gphi* as_a<gphi*, gimple>(gimple*)
../../trunk.git/gcc/is-a.h:197
0xf7b1b4 gphi_iterator::phi() const
../../trunk.git/gcc/gimple-iterator.h:43
0xf7b1b4 _bb_vec_info::~_bb_vec_info()
../../trunk.git/gcc/tree-vect-slp.c:2777
0xf7dcf0 vect_slp_region(vec<basic_block_def*, va_heap, vl_ptr>,
vec<data_reference*, va_heap, vl_ptr>, vec<int, va_heap, vl_ptr>*, unsigned
int)
../../trunk.git/gcc/tree-vect-slp.c:3741
The bug first seems to occur sometime between 20201008 and 20201009.
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/97354] ice during GIMPLE pass: slp
2020-10-09 15:28 [Bug c/97354] New: ice during GIMPLE pass: slp dcb314 at hotmail dot com
@ 2020-10-12 6:17 ` rguenth at gcc dot gnu.org
2020-10-12 6:40 ` rguenth at gcc dot gnu.org
2020-10-12 11:13 ` rguenth at gcc dot gnu.org
2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-10-12 6:17 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97354
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |ASSIGNED
Ever confirmed|0 |1
Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org
Last reconfirmed| |2020-10-12
Component|c |tree-optimization
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
Mine.
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/97354] ice during GIMPLE pass: slp
2020-10-09 15:28 [Bug c/97354] New: ice during GIMPLE pass: slp dcb314 at hotmail dot com
2020-10-12 6:17 ` [Bug tree-optimization/97354] " rguenth at gcc dot gnu.org
@ 2020-10-12 6:40 ` rguenth at gcc dot gnu.org
2020-10-12 11:13 ` rguenth at gcc dot gnu.org
2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-10-12 6:40 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97354
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Hmm, possibly a dup of PR97347, this fixed by
5d708c6315e0fc57992cda7b466a5a9877ced4e3
^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/97354] ice during GIMPLE pass: slp
2020-10-09 15:28 [Bug c/97354] New: ice during GIMPLE pass: slp dcb314 at hotmail dot com
2020-10-12 6:17 ` [Bug tree-optimization/97354] " rguenth at gcc dot gnu.org
2020-10-12 6:40 ` rguenth at gcc dot gnu.org
@ 2020-10-12 11:13 ` rguenth at gcc dot gnu.org
2 siblings, 0 replies; 4+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-10-12 11:13 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97354
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |DUPLICATE
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
dup indeed
*** This bug has been marked as a duplicate of bug 97347 ***
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2020-10-12 11:13 UTC | newest]
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2020-10-09 15:28 [Bug c/97354] New: ice during GIMPLE pass: slp dcb314 at hotmail dot com
2020-10-12 6:17 ` [Bug tree-optimization/97354] " rguenth at gcc dot gnu.org
2020-10-12 6:40 ` rguenth at gcc dot gnu.org
2020-10-12 11:13 ` rguenth at gcc dot gnu.org
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