Re: [Buildroot] [PATCH 1/1] package/mpir: fix build with host gcc >= 14

From: Peter Korsgaard <peter@korsgaard.com>
To: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Cc: Semyon Kolganov <semenak94@mail.ru>, buildroot@buildroot.org
Subject: Re: [Buildroot] [PATCH 1/1] package/mpir: fix build with host gcc >= 14
Date: Thu, 29 Aug 2024 08:05:10 +0200	[thread overview]
Message-ID: <87frqn7tk9.fsf@dell.be.48ers.dk> (raw)
In-Reply-To: <20240720122908.453217-1-fontaine.fabrice@gmail.com> (Fabrice Fontaine's message of "Sat, 20 Jul 2024 14:29:08 +0200")

>>>>> "Fabrice" == Fabrice Fontaine <fontaine.fabrice@gmail.com> writes:

 > Fix the following build failure with host gcc >= 14 which enables
 > -Werror=implicit-function-declaration
 > (https://gcc.gnu.org/gcc-14/porting_to.html):

 > configure:9998: checking build system compiler /usr/bin/gcc
 > configure:10011: /usr/bin/gcc conftest.c
 > conftest.c: In function 'main':
 > conftest.c:4:3: error: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
 >     4 |   exit(0);
 >       |   ^~~~
 > conftest.c:1:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
 >   +++ |+#include <stdlib.h>
 >     1 | int
 > conftest.c:4:3: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
 >     4 |   exit(0);
 >       |   ^~~~
 > conftest.c:4:3: note: include '<stdlib.h>' or provide a declaration of 'exit'
 > configure:10014: $? = 1
 > configure:10021: result: no
 > configure:10026: error: Specified CC_FOR_BUILD doesn't seem to work

 > Fixes:
 >  - http://autobuild.buildroot.org/results/3ab381f06d5dc030039b6f6f8d19feb55cf3367d

 > Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>

Committed to 2024.02.x and 2024.05.x, thanks.

-- 
Bye, Peter Korsgaard
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