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* [Bug c++/108587] New: `decltype(x) x;` in struct declaration causes "changes meaning of" error @ 2023-01-29 2:57 mserdarsanli at gmail dot com 2023-01-29 3:01 ` [Bug c++/108587] " pinskia at gcc dot gnu.org 2023-01-29 3:04 ` pinskia at gcc dot gnu.org 0 siblings, 2 replies; 3+ messages in thread From: mserdarsanli at gmail dot com @ 2023-01-29 2:57 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108587 Bug ID: 108587 Summary: `decltype(x) x;` in struct declaration causes "changes meaning of" error Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: mserdarsanli at gmail dot com Target Milestone: --- Godbolt link: https://godbolt.org/z/rjEGPKcE7 void fine() { int x; struct { int x; } v = { .x = x, }; } void not_fine() { int x; struct { decltype(x) x; // error: declaration of 'int not_fine()::<unnamed struct>::x' changes meaning of 'x' [-fpermissive] } v = { .x = x, }; } ^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug c++/108587] `decltype(x) x;` in struct declaration causes "changes meaning of" error 2023-01-29 2:57 [Bug c++/108587] New: `decltype(x) x;` in struct declaration causes "changes meaning of" error mserdarsanli at gmail dot com @ 2023-01-29 3:01 ` pinskia at gcc dot gnu.org 2023-01-29 3:04 ` pinskia at gcc dot gnu.org 1 sibling, 0 replies; 3+ messages in thread From: pinskia at gcc dot gnu.org @ 2023-01-29 3:01 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108587 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution|--- |INVALID --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Yes and gcc is correct here. Even if you did: typedef int t; struct s{ typedef t t; }; This code is illform but no diagnostic is required. Gcc is one of the few compilers which does the diagnostic for it. ^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug c++/108587] `decltype(x) x;` in struct declaration causes "changes meaning of" error 2023-01-29 2:57 [Bug c++/108587] New: `decltype(x) x;` in struct declaration causes "changes meaning of" error mserdarsanli at gmail dot com 2023-01-29 3:01 ` [Bug c++/108587] " pinskia at gcc dot gnu.org @ 2023-01-29 3:04 ` pinskia at gcc dot gnu.org 1 sibling, 0 replies; 3+ messages in thread From: pinskia at gcc dot gnu.org @ 2023-01-29 3:04 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108587 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|INVALID |DUPLICATE --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Dup of bug 82193 *** This bug has been marked as a duplicate of bug 82193 *** ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2023-01-29 3:04 UTC | newest] Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2023-01-29 2:57 [Bug c++/108587] New: `decltype(x) x;` in struct declaration causes "changes meaning of" error mserdarsanli at gmail dot com 2023-01-29 3:01 ` [Bug c++/108587] " pinskia at gcc dot gnu.org 2023-01-29 3:04 ` pinskia at gcc dot gnu.org
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