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* [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in
@ 2014-04-03 12:59 burnus at gcc dot gnu.org
2014-04-03 13:00 ` [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314 burnus at gcc dot gnu.org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2014-04-03 12:59 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60746
Bug ID: 60746
Summary: [4.9 Regression] ICE segfault in
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: burnus at gcc dot gnu.org
CC: hubicka at gcc dot gnu.org, jamborm at gcc dot gnu.org,
rguenth at gcc dot gnu.org
The following is a regression of yesterday's r209048:
2014-04-02 Jan Hubicka <hubicka@ucw.cz>
PR ipa/60659
* ipa-devirt.c (get_polymorphic_call_info): Do not ICE on type
inconsistent code and instead mark the context inconsistent.
(possible_polymorphic_call_targets): For inconsistent contexts
return empty complete list.
Now it fails with:
tmp0/14012.ii:577:9876: internal compiler error: Segmentation fault
0xbb933f crash_signal
../../gcc/toplev.c:337
0x9e6e10 tree_check
../../gcc/gimple-expr.c:314
0x9e6e10 gimple_body(tree_node*)
../../gcc/gimple-expr.c:315
0xa064ec gimple_add_tmp_var(tree_node*)
../../gcc/gimplify.c:668
0x9e772a create_tmp_var(tree_node*, char const*)
../../gcc/gimple-expr.c:509
0x89a757 cgraph_redirect_edge_call_stmt_to_callee(cgraph_edge*)
../../gcc/cgraph.c:1484
0xa5f6b3 walk_polymorphic_call_targets
../../gcc/ipa.c:229
0xa5f6b3 symtab_remove_unreachable_nodes(bool, _IO_FILE*)
../../gcc/ipa.c:401
0x8a0a34 ipa_passes
../../gcc/cgraphunit.c:2052
A test case is currently being delta reduced.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314
2014-04-03 12:59 [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in burnus at gcc dot gnu.org
@ 2014-04-03 13:00 ` burnus at gcc dot gnu.org
2014-04-03 15:57 ` burnus at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2014-04-03 13:00 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60746
Tobias Burnus <burnus at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.9.0
Summary|[4.9 Regression] ICE |[4.9 Regression] ICE
|segfault in |segfault in
| |gimple-expr.c:314
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314
2014-04-03 12:59 [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in burnus at gcc dot gnu.org
2014-04-03 13:00 ` [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314 burnus at gcc dot gnu.org
@ 2014-04-03 15:57 ` burnus at gcc dot gnu.org
2014-04-04 8:41 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: burnus at gcc dot gnu.org @ 2014-04-03 15:57 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60746
--- Comment #1 from Tobias Burnus <burnus at gcc dot gnu.org> ---
Created attachment 32536
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32536&action=edit
C++ test case (test.ii); compile with g++ -O2 (works with -O1)
(In reply to Tobias Burnus from comment #0)
> The following is a regression of
I meant: The following ICE is caused by yesterday's r209048. Test case
attached.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314
2014-04-03 12:59 [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in burnus at gcc dot gnu.org
2014-04-03 13:00 ` [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314 burnus at gcc dot gnu.org
2014-04-03 15:57 ` burnus at gcc dot gnu.org
@ 2014-04-04 8:41 ` rguenth at gcc dot gnu.org
2014-04-04 11:53 ` rguenth at gcc dot gnu.org
2014-04-04 11:53 ` rguenth at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-04 8:41 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60746
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P1
Status|UNCONFIRMED |ASSIGNED
Last reconfirmed| |2014-04-04
Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
create_tmp_var should be create_tmp_reg and it needs cfun ...
let me poke at it.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314
2014-04-03 12:59 [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in burnus at gcc dot gnu.org
` (2 preceding siblings ...)
2014-04-04 8:41 ` rguenth at gcc dot gnu.org
@ 2014-04-04 11:53 ` rguenth at gcc dot gnu.org
2014-04-04 11:53 ` rguenth at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-04 11:53 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60746
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Apr 4 11:52:35 2014
New Revision: 209079
URL: http://gcc.gnu.org/viewcvs?rev=209079&root=gcc&view=rev
Log:
2014-04-04 Richard Biener <rguenther@suse.de>
PR ipa/60746
* tree-ssanames.c (make_ssa_name_fn): Fix assert.
* gimple.c (gimple_set_bb): Avoid ICEing for NULL cfun for
non-GIMPLE_LABELs.
* gimplify.h (gimple_add_tmp_var_fn): Declare.
* gimplify.c (gimple_add_tmp_var_fn): New function.
* gimple-expr.h (create_tmp_reg_fn): Declare.
* gimple-expr.c (create_tmp_reg_fn): New function.
* gimple-low.c (record_vars_into): Don't change cfun.
* cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Fix
code generation without cfun.
* g++.dg/torture/pr60746.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/torture/pr60746.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cgraph.c
trunk/gcc/gimple-expr.c
trunk/gcc/gimple-expr.h
trunk/gcc/gimple-low.c
trunk/gcc/gimple.c
trunk/gcc/gimplify.c
trunk/gcc/gimplify.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssanames.c
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314
2014-04-03 12:59 [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in burnus at gcc dot gnu.org
` (3 preceding siblings ...)
2014-04-04 11:53 ` rguenth at gcc dot gnu.org
@ 2014-04-04 11:53 ` rguenth at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2014-04-04 11:53 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60746
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Fixed.
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Apr 4 11:52:35 2014
New Revision: 209079
URL: http://gcc.gnu.org/viewcvs?rev=209079&root=gcc&view=rev
Log:
2014-04-04 Richard Biener <rguenther@suse.de>
PR ipa/60746
* tree-ssanames.c (make_ssa_name_fn): Fix assert.
* gimple.c (gimple_set_bb): Avoid ICEing for NULL cfun for
non-GIMPLE_LABELs.
* gimplify.h (gimple_add_tmp_var_fn): Declare.
* gimplify.c (gimple_add_tmp_var_fn): New function.
* gimple-expr.h (create_tmp_reg_fn): Declare.
* gimple-expr.c (create_tmp_reg_fn): New function.
* gimple-low.c (record_vars_into): Don't change cfun.
* cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Fix
code generation without cfun.
* g++.dg/torture/pr60746.C: New testcase.
Added:
trunk/gcc/testsuite/g++.dg/torture/pr60746.C
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cgraph.c
trunk/gcc/gimple-expr.c
trunk/gcc/gimple-expr.h
trunk/gcc/gimple-low.c
trunk/gcc/gimple.c
trunk/gcc/gimplify.c
trunk/gcc/gimplify.h
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssanames.c
^ permalink raw reply [flat|nested] 6+ messages in thread
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2014-04-03 12:59 [Bug middle-end/60746] New: [4.9 Regression] ICE segfault in burnus at gcc dot gnu.org
2014-04-03 13:00 ` [Bug middle-end/60746] [4.9 Regression] ICE segfault in gimple-expr.c:314 burnus at gcc dot gnu.org
2014-04-03 15:57 ` burnus at gcc dot gnu.org
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