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From: "iains at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/103790] internal compiler error: Segmentation fault when
 playing with coroutine
Date: Tue, 21 Dec 2021 14:47:12 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D103790

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

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-invalid-code

--- Comment #2 from Iain Sandoe <iains at gcc dot gnu.org> ---
(In reply to Martin Li=C5=A1ka from comment #1)
> Apparently, master reject the code now since r12-4101-g8009c79b64b532d8:
>=20
> test_co_await.cpp: In function =E2=80=98task foo()=E2=80=99:
> test_co_await.cpp:48:5: error: =E2=80=98await_suspend=E2=80=99 must retur=
n =E2=80=98void=E2=80=99, =E2=80=98bool=E2=80=99 or
> a coroutine handle

the error is correct suspend_always{} is not a valid return for await_suspe=
nd()
- but we should not ICE, of course.=