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* [Bug c++/94691] New: ICE resolving deduction guide
@ 2020-04-21 13:57 nathan at gcc dot gnu.org
2020-04-21 14:29 ` [Bug c++/94691] " mpolacek at gcc dot gnu.org
` (3 more replies)
0 siblings, 4 replies; 5+ messages in thread
From: nathan at gcc dot gnu.org @ 2020-04-21 13:57 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94691
Bug ID: 94691
Summary: ICE resolving deduction guide
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: nathan at gcc dot gnu.org
Target Milestone: ---
Created attachment 48324
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48324&action=edit
testcase
This ICEs. Removing 'const' makes it work.
devvm2772:52>./cc1plus -std=c++20 jc.ii
void f()
jc.ii:14:10: internal compiler error: in alias_ctad_tweaks, at cp/pt.c:28472
14 | X1 x1{ };
| ^
0xcd5728 alias_ctad_tweaks
../../../src/gcc/cp/pt.c:28472
0xcd6438 deduction_guides_for
../../../src/gcc/cp/pt.c:28644
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/94691] ICE resolving deduction guide
2020-04-21 13:57 [Bug c++/94691] New: ICE resolving deduction guide nathan at gcc dot gnu.org
@ 2020-04-21 14:29 ` mpolacek at gcc dot gnu.org
2020-04-21 14:29 ` mpolacek at gcc dot gnu.org
` (2 subsequent siblings)
3 siblings, 0 replies; 5+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2020-04-21 14:29 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94691
--- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Same ICE as bug 94560 but this actually might be valid (?).
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/94691] ICE resolving deduction guide
2020-04-21 13:57 [Bug c++/94691] New: ICE resolving deduction guide nathan at gcc dot gnu.org
2020-04-21 14:29 ` [Bug c++/94691] " mpolacek at gcc dot gnu.org
@ 2020-04-21 14:29 ` mpolacek at gcc dot gnu.org
2020-04-22 15:39 ` nathan at gcc dot gnu.org
2021-04-14 14:58 ` ppalka at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2020-04-21 14:29 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94691
Marek Polacek <mpolacek at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2020-04-21
Ever confirmed|0 |1
CC| |mpolacek at gcc dot gnu.org
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/94691] ICE resolving deduction guide
2020-04-21 13:57 [Bug c++/94691] New: ICE resolving deduction guide nathan at gcc dot gnu.org
2020-04-21 14:29 ` [Bug c++/94691] " mpolacek at gcc dot gnu.org
2020-04-21 14:29 ` mpolacek at gcc dot gnu.org
@ 2020-04-22 15:39 ` nathan at gcc dot gnu.org
2021-04-14 14:58 ` ppalka at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: nathan at gcc dot gnu.org @ 2020-04-22 15:39 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94691
--- Comment #2 from Nathan Sidwell <nathan at gcc dot gnu.org> ---
Created attachment 48353
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48353&action=edit
another case
Attached another example of the same assert triggering
^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug c++/94691] ICE resolving deduction guide
2020-04-21 13:57 [Bug c++/94691] New: ICE resolving deduction guide nathan at gcc dot gnu.org
` (2 preceding siblings ...)
2020-04-22 15:39 ` nathan at gcc dot gnu.org
@ 2021-04-14 14:58 ` ppalka at gcc dot gnu.org
3 siblings, 0 replies; 5+ messages in thread
From: ppalka at gcc dot gnu.org @ 2021-04-14 14:58 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94691
Patrick Palka <ppalka at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
CC| |ppalka at gcc dot gnu.org
Resolution|--- |DUPLICATE
--- Comment #3 from Patrick Palka <ppalka at gcc dot gnu.org> ---
I believe this is essentially a dup of PR99180, which has recently been fixed
on trunk.
*** This bug has been marked as a duplicate of bug 99180 ***
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2021-04-14 14:58 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
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2020-04-21 13:57 [Bug c++/94691] New: ICE resolving deduction guide nathan at gcc dot gnu.org
2020-04-21 14:29 ` [Bug c++/94691] " mpolacek at gcc dot gnu.org
2020-04-21 14:29 ` mpolacek at gcc dot gnu.org
2020-04-22 15:39 ` nathan at gcc dot gnu.org
2021-04-14 14:58 ` ppalka at gcc dot gnu.org
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