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* [Bug c++/111717] New: syntax error When CTAD encounters complex alias template
@ 2023-10-06 16:35 hewillk at gmail dot com
2023-10-06 16:35 ` [Bug c++/111717] " hewillk at gmail dot com
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: hewillk at gmail dot com @ 2023-10-06 16:35 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111717
Bug ID: 111717
Summary: syntax error When CTAD encounters complex alias
template
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: hewillk at gmail dot com
Target Milestone: ---
^ permalink raw reply [flat|nested] 4+ messages in thread* [Bug c++/111717] syntax error When CTAD encounters complex alias template 2023-10-06 16:35 [Bug c++/111717] New: syntax error When CTAD encounters complex alias template hewillk at gmail dot com @ 2023-10-06 16:35 ` hewillk at gmail dot com 2023-10-06 16:56 ` pinskia at gcc dot gnu.org 2024-04-13 8:29 ` pinskia at gcc dot gnu.org 2 siblings, 0 replies; 4+ messages in thread From: hewillk at gmail dot com @ 2023-10-06 16:35 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111717 --- Comment #1 from 康桓瑋 <hewillk at gmail dot com> --- #include <utility> namespace std { constexpr size_t dynamic_extent = -1; template<class IndexType, size_t... Extents> class extents { }; template<class IndexType, size_t Rank> using dextents = decltype([]<size_t... Is>(index_sequence<Is...>) { return extents<IndexType, ((void)Is, dynamic_extent)...>{}; }(make_index_sequence<Rank>{})); // this works well static_assert(std::is_same_v< dextents<int, 3>, extents<int, dynamic_extent, dynamic_extent, dynamic_extent>> ); template<class ElementType, class Extents> class mdspan { template<class Ptr, class... Integrals> explicit mdspan(Ptr ptr, Integrals... exts); }; template<class ElementType, class... Integrals> explicit mdspan(ElementType*, Integrals...) ->mdspan<ElementType, dextents<size_t, sizeof...(Integrals)>>; } https://godbolt.org/z/E45dcb4G8 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug c++/111717] syntax error When CTAD encounters complex alias template 2023-10-06 16:35 [Bug c++/111717] New: syntax error When CTAD encounters complex alias template hewillk at gmail dot com 2023-10-06 16:35 ` [Bug c++/111717] " hewillk at gmail dot com @ 2023-10-06 16:56 ` pinskia at gcc dot gnu.org 2024-04-13 8:29 ` pinskia at gcc dot gnu.org 2 siblings, 0 replies; 4+ messages in thread From: pinskia at gcc dot gnu.org @ 2023-10-06 16:56 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111717 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |c++-lambda --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- This looks like another one of the lamdba inside a decltype for a type alias issues. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug c++/111717] syntax error When CTAD encounters complex alias template 2023-10-06 16:35 [Bug c++/111717] New: syntax error When CTAD encounters complex alias template hewillk at gmail dot com 2023-10-06 16:35 ` [Bug c++/111717] " hewillk at gmail dot com 2023-10-06 16:56 ` pinskia at gcc dot gnu.org @ 2024-04-13 8:29 ` pinskia at gcc dot gnu.org 2 siblings, 0 replies; 4+ messages in thread From: pinskia at gcc dot gnu.org @ 2024-04-13 8:29 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111717 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|UNCONFIRMED |RESOLVED Target Milestone|--- |14.0 --- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Fixed on the trunk for GCC 14 by the recent lambda template patches. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2024-04-13 8:29 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2023-10-06 16:35 [Bug c++/111717] New: syntax error When CTAD encounters complex alias template hewillk at gmail dot com 2023-10-06 16:35 ` [Bug c++/111717] " hewillk at gmail dot com 2023-10-06 16:56 ` pinskia at gcc dot gnu.org 2024-04-13 8:29 ` pinskia at gcc dot gnu.org
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