public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
* [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type @ 2020-06-29 20:02 bence.kodaj at gmail dot com 2021-07-20 7:46 ` [Bug c++/95986] " bence.kodaj at gmail dot com ` (4 more replies) 0 siblings, 5 replies; 6+ messages in thread From: bence.kodaj at gmail dot com @ 2020-06-29 20:02 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95986 Bug ID: 95986 Summary: Partial specialization of class template is not found when class template has NTTP of class type Product: gcc Version: 10.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: bence.kodaj at gmail dot com Target Milestone: --- In the code below I would expect the static assertion __not__ to fail, but it does. OS: Ubuntu 18.04. Godbolt: https://godbolt.org/z/absUyx --------------------------- #include <type_traits> template< typename, template< auto... > typename > struct IsInstantationOf : std::false_type {}; template< template< auto... > typename Template, auto... Arg > struct IsInstantationOf< Template< Arg... >, Template > : std::true_type {}; template< std::size_t N > struct StrLiteral { constexpr StrLiteral( const char ( & )[ N ] ) {} }; template< StrLiteral > struct Template {}; int main() { const auto a = StrLiteral( "a" ); static_assert( IsInstantationOf< Template< a >, Template >::value ); return 0; } --------------------------- ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95986] Partial specialization of class template is not found when class template has NTTP of class type 2020-06-29 20:02 [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type bence.kodaj at gmail dot com @ 2021-07-20 7:46 ` bence.kodaj at gmail dot com 2022-04-19 17:15 ` bence.kodaj at gmail dot com ` (3 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: bence.kodaj at gmail dot com @ 2021-07-20 7:46 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95986 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |rejects-valid W E Brown <webrown.cpp at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |webrown.cpp at gmail dot com --- Comment #1 from Bence Kodaj <bence.kodaj at gmail dot com> --- For what it's worth, the bug is still present in gcc 11.1: https://godbolt.org/z/Mrbqnjsrj. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95986] Partial specialization of class template is not found when class template has NTTP of class type 2020-06-29 20:02 [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type bence.kodaj at gmail dot com 2021-07-20 7:46 ` [Bug c++/95986] " bence.kodaj at gmail dot com @ 2022-04-19 17:15 ` bence.kodaj at gmail dot com 2022-05-11 16:33 ` ppalka at gcc dot gnu.org ` (2 subsequent siblings) 4 siblings, 0 replies; 6+ messages in thread From: bence.kodaj at gmail dot com @ 2022-04-19 17:15 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95986 --- Comment #2 from Bence Kodaj <bence.kodaj at gmail dot com> --- For what it's worth #2: In gcc 11.2, instead of a failed static assertion, we get an internal compiler error. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95986] Partial specialization of class template is not found when class template has NTTP of class type 2020-06-29 20:02 [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type bence.kodaj at gmail dot com 2021-07-20 7:46 ` [Bug c++/95986] " bence.kodaj at gmail dot com 2022-04-19 17:15 ` bence.kodaj at gmail dot com @ 2022-05-11 16:33 ` ppalka at gcc dot gnu.org 2022-05-11 16:48 ` bence.kodaj at gmail dot com 2022-05-11 16:55 ` ppalka at gcc dot gnu.org 4 siblings, 0 replies; 6+ messages in thread From: ppalka at gcc dot gnu.org @ 2022-05-11 16:33 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95986 Patrick Palka <ppalka at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Known to fail| |10.3.0, 11.3.0 CC| |ppalka at gcc dot gnu.org Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Keywords| |ice-on-valid-code See Also| |https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=103672 Last reconfirmed| |2022-05-11 Known to work| |12.1.0 --- Comment #3 from Patrick Palka <ppalka at gcc dot gnu.org> --- This appears to be fixed in GCC 12 ever since r12-6773-g09845ad7569bac. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95986] Partial specialization of class template is not found when class template has NTTP of class type 2020-06-29 20:02 [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type bence.kodaj at gmail dot com ` (2 preceding siblings ...) 2022-05-11 16:33 ` ppalka at gcc dot gnu.org @ 2022-05-11 16:48 ` bence.kodaj at gmail dot com 2022-05-11 16:55 ` ppalka at gcc dot gnu.org 4 siblings, 0 replies; 6+ messages in thread From: bence.kodaj at gmail dot com @ 2022-05-11 16:48 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95986 Bence Kodaj <bence.kodaj at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED --- Comment #4 from Bence Kodaj <bence.kodaj at gmail dot com> --- Fixed in GCC 12.1. ^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/95986] Partial specialization of class template is not found when class template has NTTP of class type 2020-06-29 20:02 [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type bence.kodaj at gmail dot com ` (3 preceding siblings ...) 2022-05-11 16:48 ` bence.kodaj at gmail dot com @ 2022-05-11 16:55 ` ppalka at gcc dot gnu.org 4 siblings, 0 replies; 6+ messages in thread From: ppalka at gcc dot gnu.org @ 2022-05-11 16:55 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95986 Patrick Palka <ppalka at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |12.0 ^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2022-05-11 16:55 UTC | newest] Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2020-06-29 20:02 [Bug c++/95986] New: Partial specialization of class template is not found when class template has NTTP of class type bence.kodaj at gmail dot com 2021-07-20 7:46 ` [Bug c++/95986] " bence.kodaj at gmail dot com 2022-04-19 17:15 ` bence.kodaj at gmail dot com 2022-05-11 16:33 ` ppalka at gcc dot gnu.org 2022-05-11 16:48 ` bence.kodaj at gmail dot com 2022-05-11 16:55 ` ppalka at gcc dot gnu.org
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).