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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/104670] [11/12/13/14 Regression] ICE when using decltype of
 a lambda returning a struct inside of a struct
Date: Sat, 13 Apr 2024 20:18:32 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: c++
X-Bugzilla-Version: 12.0
X-Bugzilla-Keywords: c++-lambda, error-recovery, ice-checking,
 ice-on-invalid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: pinskia at gcc dot gnu.org
X-Bugzilla-Status: RESOLVED
X-Bugzilla-Resolution: FIXED
X-Bugzilla-Priority: P4
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X-Bugzilla-Target-Milestone: 12.0
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104670

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
   Target Milestone|11.5                        |12.0
           See Also|                            |https://gcc.gnu.org/bugzill
                   |                            |a/show_bug.cgi?id=3D101911
         Resolution|---                         |FIXED
           Keywords|                            |c++-lambda
             Blocks|                            |107430

--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Fixed in GCC 12.

Note you can make this an ICE after an invalid error with:
```
struct foo {
    decltype([] {  struct a{
        int fn() {}
    }; a{}; }) bar;
};
```

But that is really PR 101911 .

So still closing as fixed.


Referenced Bugs:

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107430
[Bug 107430] [meta-bug] lambda in decltype=