https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100409
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Depends on| |101087
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #10)
> (In reply to Richard Biener from comment #7)
> > Jason, any idea?
...
> which leaves us with
>
> FAIL: g++.dg/warn/noeffect4.C -std=gnu++98 (test for warnings, line 84)
> FAIL: g++.dg/warn/noeffect4.C -std=gnu++14 (test for warnings, line 84)
> FAIL: g++.dg/warn/noeffect4.C -std=gnu++17 (test for warnings, line 84)
> FAIL: g++.dg/warn/noeffect4.C -std=gnu++2a (test for warnings, line 84)
>
> not diagnosing
>
> sizeof (x++); // { dg-warning "no effect" }
>
> not sure what should happen to the x++ side-effect (throwing).
Ah, that's likely PR101087
Referenced Bugs:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101087
[Bug 101087] [9/10/11/12 Regression] Unevaluated operand of sizeof affects
noexcept operator
