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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)
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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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