From 8c3a1163eb24a608ad14747cd40169fb5a41d4f9 Mon Sep 17 00:00:00 2001
From: Leah Rowe <leah@libreboot.org>
Date: Tue, 29 Apr 2025 23:18:56 +0100
Subject: [PATCH 1/1] further fix for std=c23 on gmp with host gcc-15

the fix had to be applied in the configure file, so that
the correct function call is generated in conftest.c

Signed-off-by: Leah Rowe <leah@libreboot.org>
---
 ...e.m4-fix-std-c23-build-failure-extra.patch | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 util/crossgcc/patches/gmp-6.1.2_acinclude.m4-fix-std-c23-build-failure-extra.patch

diff --git a/util/crossgcc/patches/gmp-6.1.2_acinclude.m4-fix-std-c23-build-failure-extra.patch b/util/crossgcc/patches/gmp-6.1.2_acinclude.m4-fix-std-c23-build-failure-extra.patch
new file mode 100644
index 0000000000..40569b27d8
--- /dev/null
+++ b/util/crossgcc/patches/gmp-6.1.2_acinclude.m4-fix-std-c23-build-failure-extra.patch
@@ -0,0 +1,32 @@
+From 6316016cfe6834b6d3242e7e088b7d2af91ada22 Mon Sep 17 00:00:00 2001
+From: Leah Rowe <leah@libreboot.org>
+Date: Tue, 29 Apr 2025 23:16:51 +0100
+Subject: [PATCH 1/1] further -std=23 gcc-15 fix for gmp
+
+the previously merged revision was correct, but
+applied in the wrong place. the conftest.c file
+was being generated by configure, in this place.
+
+this should fix build errors now, on gcc-15.
+
+Signed-off-by: Leah Rowe <leah@libreboot.org>
+---
+ configure | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure b/configure
+index 12ddffd..8b07818 100755
+--- a/configure
++++ b/configure
+@@ -6458,7 +6458,7 @@ if test "$gmp_prog_cc_works" = yes; then
+ 
+ #if defined (__GNUC__) && ! defined (__cplusplus)
+ typedef unsigned long long t1;typedef t1*t2;
+-void g(){}
++void g(int,const t1 *,t1,t1 *,const t1 *,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;}
+-- 
+2.39.5
+
-- 
2.39.5

