[Bug c++/95510] New: [coroutines] ICE with consteval operator co_await

[Bug c++/95510] New: [coroutines] ICE with consteval operator co_await

[bruck.michael at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95510

            Bug ID: 95510
           Summary: [coroutines] ICE with consteval operator co_await
           Product: gcc
           Version: 10.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: bruck.michael at gmail dot com
  Target Milestone: ---

https://gcc.godbolt.org/z/JAaXAA

#include <coroutine>

struct dummy
{
    struct promise_type
    {
        std::suspend_always initial_suspend() const noexcept { return {}; }
        std::suspend_never final_suspend() const noexcept { return {}; }
        dummy get_return_object() const noexcept { return {}; }
        void return_void() const noexcept {}
        void unhandled_exception() const noexcept {}
    };
};

struct awaitable {};

consteval auto operator co_await(awaitable) noexcept
{
    return std::suspend_always{};
}

dummy foo()
{ 
    co_await awaitable{};
}

int main() {}

---
source>: In function 'dummy foo()':
<source>:24:24: internal compiler error: in extract_call_expr, at
cp/call.c:6634
   24 |     co_await awaitable{};
      |                        ^

[Bug c++/95510] [coroutines] ICE with consteval operator co_await

[iains at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95510

Iain Sandoe <iains at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2020-06-04
           Assignee|unassigned at gcc dot gnu.org      |iains at gcc dot gnu.org
   Target Milestone|---                         |10.2

--- Comment #1 from Iain Sandoe <iains at gcc dot gnu.org> ---
thanks for the report.

[Bug c++/95510] [coroutines] ICE with consteval operator co_await

[iains at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95510

Iain Sandoe <iains at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |WAITING

--- Comment #2 from Iain Sandoe <iains at gcc dot gnu.org> ---
This was fixed by r11-1455-g14c831f5ef61
(but not sure if there's a plan to back-port to 10.2 yet).

[Bug c++/95510] [coroutines] ICE with consteval operator co_await

[iains at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95510

Iain Sandoe <iains at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|WAITING                     |RESOLVED
         Resolution|---                         |FIXED

--- Comment #3 from Iain Sandoe <iains at gcc dot gnu.org> ---
(In reply to Iain Sandoe from comment #2)
> This was fixed by r11-1455-g14c831f5ef61
> (but not sure if there's a plan to back-port to 10.2 yet).

back ported as r10-8328-g9014cb7c1695.
therefore fixed for master and 10.2