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* [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)
@ 2020-06-23 15:06 asolokha at gmx dot com
2020-06-23 15:28 ` [Bug c++/95844] " mpolacek at gcc dot gnu.org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: asolokha at gmx dot com @ 2020-06-23 15:06 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844
Bug ID: 95844
Summary: [11 Regression] ICE: Segmentation fault (in
cp_warn_deprecated_use)
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
gcc-11.0.0-alpha20200621 snapshot (g:47ddb895df311e546a6f54345e18b8749ac50324)
ICEs when compiling the following testcase, extracted from
test/CXX/class/class.compare/class.compare.default/p4.cpp from the clang 10.0.0
test suite, w/ -std=c++20 -Wdeprecated-copy:
namespace std {
struct strong_ordering {
};
}
struct F {
[[deprecated("oh no")]] std::strong_ordering operator<=>(const F&) const =
default;
};
void use_f(F f) {
void(f == f);
}
% g++-11.0.0 -std=c++20 -Wdeprecated-copy -c uwfljn63.cpp
uwfljn63.cpp: In function 'void use_f(F)':
uwfljn63.cpp:10:13: internal compiler error: Segmentation fault
10 | void(f == f);
| ^
0x100872f crash_signal
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/toplev.c:328
0x9277f3 cp_warn_deprecated_use(tree_node*, int)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/decl2.c:5426
0x92fb8e cp_warn_deprecated_use(tree_node*, int)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/decl2.c:5393
0x92fb8e mark_used(tree_node*, int)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/decl2.c:5547
0x880abb build_over_call
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/call.c:9064
0x888553 build_new_op_1
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/call.c:6341
0x888d6d build_new_op(op_location_t const&, tree_code, int, tree_node*,
tree_node*, tree_node*, tree_node**, int)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/call.c:6605
0xa75a0d build_x_binary_op(op_location_t const&, tree_code, tree_node*,
tree_code, tree_node*, tree_code, tree_node**, int)
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/typeck.c:4280
0x99bf34 cp_parser_binary_expression
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:9777
0x99da2e cp_parser_assignment_expression
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:9914
0x9a09a0 cp_parser_parenthesized_expression_list
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:8031
0x9a11f0 cp_parser_functional_cast
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:29643
0x9b9d44 cp_parser_postfix_expression
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:7219
0x99bd79 cp_parser_binary_expression
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:9609
0x99da2e cp_parser_assignment_expression
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:9914
0x99ddf3 cp_parser_expression
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:10082
0x9a0da8 cp_parser_expression_statement
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:11742
0x9ac443 cp_parser_statement
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:11538
0x9adcf8 cp_parser_statement_seq_opt
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:11889
0x9addd8 cp_parser_compound_statement
/var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200621/work/gcc-11-20200621/gcc/cp/parser.c:11839
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95844] [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)
2020-06-23 15:06 [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use) asolokha at gmx dot com
@ 2020-06-23 15:28 ` mpolacek at gcc dot gnu.org
2020-10-12 12:53 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2020-06-23 15:28 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
Target Milestone|--- |11.0
Last reconfirmed| |2020-06-23
CC| |mpolacek at gcc dot gnu.org
--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Started with r11-1457-g44492e248cbff60b12f5cbdaa32b265c5e8c9aff
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95844] [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)
2020-06-23 15:06 [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use) asolokha at gmx dot com
2020-06-23 15:28 ` [Bug c++/95844] " mpolacek at gcc dot gnu.org
@ 2020-10-12 12:53 ` rguenth at gcc dot gnu.org
2020-10-15 16:52 ` jason at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2020-10-12 12:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P1
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95844] [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)
2020-06-23 15:06 [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use) asolokha at gmx dot com
2020-06-23 15:28 ` [Bug c++/95844] " mpolacek at gcc dot gnu.org
2020-10-12 12:53 ` rguenth at gcc dot gnu.org
@ 2020-10-15 16:52 ` jason at gcc dot gnu.org
2020-10-15 17:27 ` cvs-commit at gcc dot gnu.org
2020-10-15 17:55 ` jason at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jason at gcc dot gnu.org @ 2020-10-15 16:52 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844
Jason Merrill <jason at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|unassigned at gcc dot gnu.org |jason at gcc dot gnu.org
Status|NEW |ASSIGNED
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95844] [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)
2020-06-23 15:06 [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use) asolokha at gmx dot com
` (2 preceding siblings ...)
2020-10-15 16:52 ` jason at gcc dot gnu.org
@ 2020-10-15 17:27 ` cvs-commit at gcc dot gnu.org
2020-10-15 17:55 ` jason at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2020-10-15 17:27 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844
--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Jason Merrill <jason@gcc.gnu.org>:
https://gcc.gnu.org/g:f3ee94724686b82556c07b4d33821ae973eb9aba
commit r11-3958-gf3ee94724686b82556c07b4d33821ae973eb9aba
Author: Jason Merrill <jason@redhat.com>
Date: Thu Oct 15 12:54:16 2020 -0400
c++: Fix [[deprecated]] and implicit operator==. [PR97358]
Trying to diagnose the problem with an implicit copy function breaks if the
function isn't actually a copy function.
gcc/cp/ChangeLog:
PR c++/95844
* decl.c (copy_fn_p): Return false for a function that is neither a
constructor nor an assignment operator.
(move_signature_fn_p): Likewise.
gcc/testsuite/ChangeLog:
PR c++/95844
* g++.dg/cpp2a/spaceship-eq10.C: New test.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95844] [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use)
2020-06-23 15:06 [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use) asolokha at gmx dot com
` (3 preceding siblings ...)
2020-10-15 17:27 ` cvs-commit at gcc dot gnu.org
@ 2020-10-15 17:55 ` jason at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jason at gcc dot gnu.org @ 2020-10-15 17:55 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95844
Jason Merrill <jason at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
--- Comment #3 from Jason Merrill <jason at gcc dot gnu.org> ---
Fixed.
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2020-10-15 17:55 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2020-06-23 15:06 [Bug c++/95844] New: [11 Regression] ICE: Segmentation fault (in cp_warn_deprecated_use) asolokha at gmx dot com
2020-06-23 15:28 ` [Bug c++/95844] " mpolacek at gcc dot gnu.org
2020-10-12 12:53 ` rguenth at gcc dot gnu.org
2020-10-15 16:52 ` jason at gcc dot gnu.org
2020-10-15 17:27 ` cvs-commit at gcc dot gnu.org
2020-10-15 17:55 ` jason at gcc dot gnu.org
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