Re: [PATCH Coroutines] Add error messages for missing methods of awaitable class

[Iain Sandoe]

Hi JunMa,

JunMa <ju...@linux.alibaba.com> wrote:

gcc/cp
2020-01-20  Jun Ma <ju...@linux.alibaba.com>

        * coroutines.cc (lookup_awaitable_member): Lookup an awaitable member.
        (build_co_await): Use lookup_awaitable_member instead of lookup_member.
        (finish_co_yield_expr, finish_co_await_expr): Add error check on return
        value of build_co_await.

gcc/testsuite
2020-01-20  Jun Ma <ju...@linux.alibaba.com>

        * g++.dg/coroutines/coro1-missing-await-method.C: New test.
<0001-Add-some-error-messages-when-missing.patch>

this LGTM, but you will have to wait for a C++ maintainer to approve.
thanks
Iain