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* [Bug c++/95806] New: Result of call with reference argument to newed object is cached during constant evaluation
@ 2020-06-22  3:17 johelegp at gmail dot com
  2020-10-02 22:47 ` [Bug c++/95806] " redi at gcc dot gnu.org
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: johelegp at gmail dot com @ 2020-06-22  3:17 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95806

            Bug ID: 95806
           Summary: Result of call with reference argument to newed object
                    is cached during constant evaluation
           Product: gcc
           Version: 10.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: johelegp at gmail dot com
  Target Milestone: ---

See https://godbolt.org/z/zzM-Qn.
```C++
#include <cassert>

constexpr bool is_zero(int& x) { return x == 0; }

constexpr void f()
{
    int& x = *new int{0};
    assert(is_zero(x));
    x = 1;
    assert(!is_zero(x));
    delete &x;
}

constexpr int x{([]() consteval { f(); }(), 0)};
```

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [Bug c++/95806] Result of call with reference argument to newed object is cached during constant evaluation
  2020-06-22  3:17 [Bug c++/95806] New: Result of call with reference argument to newed object is cached during constant evaluation johelegp at gmail dot com
@ 2020-10-02 22:47 ` redi at gcc dot gnu.org
  2021-08-28 20:57 ` wjwray at gmail dot com
  2021-08-28 21:17 ` pinskia at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: redi at gcc dot gnu.org @ 2020-10-02 22:47 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95806

Jonathan Wakely <redi at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2020-10-02

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [Bug c++/95806] Result of call with reference argument to newed object is cached during constant evaluation
  2020-06-22  3:17 [Bug c++/95806] New: Result of call with reference argument to newed object is cached during constant evaluation johelegp at gmail dot com
  2020-10-02 22:47 ` [Bug c++/95806] " redi at gcc dot gnu.org
@ 2021-08-28 20:57 ` wjwray at gmail dot com
  2021-08-28 21:17 ` pinskia at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: wjwray at gmail dot com @ 2021-08-28 20:57 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95806

Will Wray <wjwray at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |wjwray at gmail dot com

--- Comment #1 from Will Wray <wjwray at gmail dot com> ---
Works on gcc 11

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [Bug c++/95806] Result of call with reference argument to newed object is cached during constant evaluation
  2020-06-22  3:17 [Bug c++/95806] New: Result of call with reference argument to newed object is cached during constant evaluation johelegp at gmail dot com
  2020-10-02 22:47 ` [Bug c++/95806] " redi at gcc dot gnu.org
  2021-08-28 20:57 ` wjwray at gmail dot com
@ 2021-08-28 21:17 ` pinskia at gcc dot gnu.org
  2 siblings, 0 replies; 4+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-08-28 21:17 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95806

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |DUPLICATE

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Dup of bug 99859.

*** This bug has been marked as a duplicate of bug 99859 ***

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-08-28 21:17 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-06-22  3:17 [Bug c++/95806] New: Result of call with reference argument to newed object is cached during constant evaluation johelegp at gmail dot com
2020-10-02 22:47 ` [Bug c++/95806] " redi at gcc dot gnu.org
2021-08-28 20:57 ` wjwray at gmail dot com
2021-08-28 21:17 ` pinskia at gcc dot gnu.org

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