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* [Bug c++/86002] ICE with requires in constexpr if condition
[not found] <bug-86002-4@http.gcc.gnu.org/bugzilla/>
@ 2020-07-23 19:29 ` mpolacek at gcc dot gnu.org
2020-09-17 20:14 ` cvs-commit at gcc dot gnu.org
2020-09-17 20:18 ` mpolacek at gcc dot gnu.org
2 siblings, 0 replies; 3+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2020-07-23 19:29 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86002
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |mpolacek at gcc dot gnu.org
Assignee|unassigned at gcc dot gnu.org |mpolacek at gcc dot gnu.org
Ever confirmed|0 |1
Last reconfirmed| |2020-07-23
Status|UNCONFIRMED |ASSIGNED
--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
GCC 9 ICEs
86002.C: In instantiation of ‘int f(T) [with T = X]’:
86002.C:15:17: required from here
86002.C:7:30: internal compiler error: in tsubst_copy, at cp/pt.c:15680
7 | if constexpr (requires { t.i; })
| ^
0xa07611 tsubst_copy
/home/mpolacek/src/gcc9/gcc/cp/pt.c:15680
0xa1dd78 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,
bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:19676
0xa1e716 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,
bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:19794
0xa16968 tsubst_non_call_postfix_expression
/home/mpolacek/src/gcc9/gcc/cp/pt.c:18159
0xa1c97b tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,
bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:19455
0xa16347 tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:18067
0x8a018e tsubst_simple_requirement
/home/mpolacek/src/gcc9/gcc/cp/constraint.cc:1778
0x8a018e tsubst_requirement
/home/mpolacek/src/gcc9/gcc/cp/constraint.cc:1836
0x8a018e tsubst_requirement_body
/home/mpolacek/src/gcc9/gcc/cp/constraint.cc:1859
0x8a018e tsubst_requires_expr(tree_node*, tree_node*, int, tree_node*)
/home/mpolacek/src/gcc9/gcc/cp/constraint.cc:1891
0xa1e641 tsubst_copy_and_build(tree_node*, tree_node*, int, tree_node*, bool,
bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:19782
0xa16347 tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:18067
0xa11390 tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:17417
0xa11afb tsubst_expr(tree_node*, tree_node*, int, tree_node*, bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:17472
0xa34241 instantiate_decl(tree_node*, bool, bool)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:24975
0xa34c1a instantiate_pending_templates(int)
/home/mpolacek/src/gcc9/gcc/cp/pt.c:25091
0x915c43 c_parse_final_cleanups()
/home/mpolacek/src/gcc9/gcc/cp/decl2.c:4818
But GCC 10+ compiles it fine.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug c++/86002] ICE with requires in constexpr if condition
[not found] <bug-86002-4@http.gcc.gnu.org/bugzilla/>
2020-07-23 19:29 ` [Bug c++/86002] ICE with requires in constexpr if condition mpolacek at gcc dot gnu.org
@ 2020-09-17 20:14 ` cvs-commit at gcc dot gnu.org
2020-09-17 20:18 ` mpolacek at gcc dot gnu.org
2 siblings, 0 replies; 3+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2020-09-17 20:14 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86002
--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Marek Polacek <mpolacek@gcc.gnu.org>:
https://gcc.gnu.org/g:4f0aa5b051c0d3e81478bcb495e4e072b2d9827d
commit r11-3268-g4f0aa5b051c0d3e81478bcb495e4e072b2d9827d
Author: Marek Polacek <polacek@redhat.com>
Date: Thu Sep 17 15:31:50 2020 -0400
c++: Add tests for fixed PRs.
Bugzilla inspection turned up a bunch of old(er) PRs that have been
fixed. Let's include them not to regress in the future.
gcc/testsuite/ChangeLog:
PR c++/87530
PR c++/58156
PR c++/68828
PR c++/86002
PR c++/91525
PR c++/96223
PR c++/87032
PR c++/35098
* g++.dg/cpp0x/move-return4.C: New test.
* g++.dg/cpp0x/vt-58156.C: New test.
* g++.dg/cpp2a/concepts-pr68828.C: New test.
* g++.dg/cpp2a/concepts-pr86002.C: New test.
* g++.dg/cpp2a/concepts-pr91525.C: New test.
* g++.dg/cpp2a/constexpr-indeterminate1.C: New test.
* g++.dg/cpp2a/desig17.C: New test.
* g++.dg/ext/attrib62.C: New test.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug c++/86002] ICE with requires in constexpr if condition
[not found] <bug-86002-4@http.gcc.gnu.org/bugzilla/>
2020-07-23 19:29 ` [Bug c++/86002] ICE with requires in constexpr if condition mpolacek at gcc dot gnu.org
2020-09-17 20:14 ` cvs-commit at gcc dot gnu.org
@ 2020-09-17 20:18 ` mpolacek at gcc dot gnu.org
2 siblings, 0 replies; 3+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2020-09-17 20:18 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86002
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Fixed.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-07-23 19:29 ` [Bug c++/86002] ICE with requires in constexpr if condition mpolacek at gcc dot gnu.org
2020-09-17 20:14 ` cvs-commit at gcc dot gnu.org
2020-09-17 20:18 ` mpolacek at gcc dot gnu.org
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