[Bug c++/116682] [12/13/14/15 Regression] ICE with enum definition inside a generic lamda (inside a template function) argument converting to an int with constexpr

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116682

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[12/13/14/15 Regression]    |[12/13/14/15 Regression]
                   |ICE with enum definition    |ICE with enum definition
                   |inside a generic lamda      |inside a generic lamda
                   |argument converting to an   |(inside a template
                   |int with constexpr          |function) argument
                   |                            |converting to an int with
                   |                            |constexpr
               Host|x86_64-pc-linux-gnu         |
             Target|x86_64-pc-linux-gnu         |
              Build|x86_64-pc-linux-gnu         |

--- Comment #10 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Doing instead of the enum:
```
      static constexpr int t = I;
      return t;
```
inside the lambda works.

making write a non template works too.