bug#30756: closed (GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, breaking #include_next)

[GNU bug Tracking System]

Your message dated Thu, 06 Feb 2020 18:49:40 +0100
with message-id <address@hidden>
and subject line Re: bug#30756: GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior 
changed, breaking
has caused the debbugs.gnu.org bug report #30756,
regarding GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, breaking 
#include_next
to be marked as done.

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30756: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=30756
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> --- Begin Message ---
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>
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> Subject: 
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> gcc7 doesn't find stdlib.h
>
>
>
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> Date: 
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> Fri, 09 Mar 2018 13:10:58 +0100
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>
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> User-agent: 
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> Roundcube Webmail/1.3.3
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>
>
>
> Hi,
>
> I'm trying to build a software that requires gcc>=7.2. Unfortunately, 
> the process crashes and ends with:
>
> /gnu/store/a4vwdk8r6p6l2mnffz4yaqlr1z6z6w3r-gcc-7.3.0/include/c++/cstdlib:75:15: 
> fatal error: stdlib.h: No such file or directory.
>
> What I'm trying to build is called emojicode, and the current version of 
> my package definition can be found here: 
> https://framagit.org/tyreunom/guix-more/commit/ca9a77ed4b0a3ae50590f8e8abb9175f42094560
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#30756: GCC >= 6 '-isystem' and C_INCLUDE_PATH behavior changed, breaking
>
>
>
>
> Date: 
>
> Thu, 06 Feb 2020 18:49:40 +0100
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux)
>
>
>
>
> Pushed as 2073b55e6b964cb8ca15e8c74cb32dac00f05f0d!
>
> I’ve been able to build Python, CMake things, and I think Meson things,
> so it’s looking good.
>
> Next we should look at CROSS_CPATH.
>
> Ludo’.
>
>
> --- End Message ---