main/gmp: patch gcc15

main/gmp/APKBUILD

@@ -1,14 +1,16 @@
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=gmp
 pkgver=6.3.0
-pkgrel=3
+pkgrel=4
 pkgdesc="free library for arbitrary precision arithmetic"
 url="https://gmplib.org/"
 arch="all"
 license="LGPL-3.0-or-later OR GPL-2.0-or-later"
 makedepends="m4 texinfo libtool autoconf automake"
 subpackages="$pkgname-static $pkgname-doc $pkgname-dev libgmpxx"
-source="https://gmplib.org/download/gmp/gmp-$pkgver.tar.xz"
+source="https://gmplib.org/download/gmp/gmp-$pkgver.tar.xz
+	gcc15.patch
+	"
 replaces="gmp5"
 
 # secfixes:
@@ -62,4 +64,5 @@ doc() {
 
 sha512sums="
 e85a0dab5195889948a3462189f0e0598d331d3457612e2d3350799dba2e244316d256f8161df5219538eb003e4b5343f989aaa00f96321559063ed8c8f29fd2  gmp-6.3.0.tar.xz
+85e367507f49288f14c929717ffc71c3b553315c95682bf2464422c3f778f5d1eae3ef30af23653b7046fb921b5862c26cdcde9fe909dd4209d589e633e8853c  gcc15.patch
 "

main/gmp/gcc15.patch

@@ -0,0 +1,21 @@
+
+# HG changeset patch
+# User Marc Glisse <marc.glisse@inria.fr>
+# Date 1738186682 -3600
+# Node ID 8e7bb4ae7a18b1405ea7f9cbcda450b7d920a901
+# Parent  e84c5c785bbe8ed8c3620194e50b65adfc2f5d83
+Complete function prototype in acinclude.m4 for C23 compatibility
+
+diff -r e84c5c785bbe -r 8e7bb4ae7a18 acinclude.m4
+--- a/acinclude.m4	Wed Dec 04 18:26:27 2024 +0100
++++ b/acinclude.m4	Wed Jan 29 22:38:02 2025 +0100
+@@ -609,7 +609,7 @@
+ 
+ #if defined (__GNUC__) && ! defined (__cplusplus)
+ typedef unsigned long long t1;typedef t1*t2;
+-void g(){}
++void g(int,t1 const*,t1,t2,t1 const*,int){}
+ void h(){}
+ static __inline__ t1 e(t2 rp,t2 up,int n,t1 v0)
+ {t1 c,x,r;int i;if(v0){c=1;for(i=1;i<n;i++){x=up[i];r=x+1;rp[i]=r;}}return c;}
+