[Bug target/95782] [s390] ICE in _cpp_pop_context

["guojiufu at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95782

Jiu Fu Guo <guojiufu at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |guojiufu at gcc dot gnu.org

--- Comment #3 from Jiu Fu Guo <guojiufu at gcc dot gnu.org> ---
(In reply to Andrew Pinski from comment #2)
> The powerpc issue was fixed in GCC 13 (most likely by
> r13-220-g067fe66c8ba9b16feacf66fce9ae668091e42821 ).
> 
> s390 most likely needs the same treatment:
> ```
> [apinski@xeond2 rs6000]$ git diff ../s390/s390-c.cc
> diff --git a/gcc/config/s390/s390-c.cc b/gcc/config/s390/s390-c.cc
> index 8d3d1a467a8..8096b1ff7c1 100644
> --- a/gcc/config/s390/s390-c.cc
> +++ b/gcc/config/s390/s390-c.cc
> @@ -275,7 +275,7 @@ s390_macro_to_expand (cpp_reader *pfile, const cpp_token
> *tok)
>        /* __vector long __bool a; */
>        if (ident == C_CPP_HASHNODE (__bool_keyword))
>         expand_bool_p = true;
> -      else
> +      else if (ident)
>         {
>           /* Triggered with: __vector long long __bool a; */
>           do
> 
> ```
> 
> I cannot test this at all, and a similar testcase in PR 101168 should be
> added for s390.

Test with cross-compiling, this code can fix the issue as expected.