From aa1dc60af810d7ccd0f7f5371916ca0b3abd1efa Mon Sep 17 00:00:00 2001
From: Muhammad Moinur Rahman <bofh@FreeBSD.org>
Date: Wed, 19 Jul 2023 19:29:42 +0200
Subject: [PATCH] math/rubygem-rb-gsl: Fix build with llvm16

Approved by:	portmgr (blanket)
Sponsored by:	The FreeBSD Foundation
---
 math/rubygem-rb-gsl/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/math/rubygem-rb-gsl/Makefile b/math/rubygem-rb-gsl/Makefile
index 2eb3167a140ba..42139435c5ab2 100644
--- a/math/rubygem-rb-gsl/Makefile
+++ b/math/rubygem-rb-gsl/Makefile
@@ -19,7 +19,7 @@ USES=		gem
 .include <bsd.port.options.mk>
 
 .if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400079 || ( ${OSVERSION} >= 1302505 && ${OSVERSION} < 1400000 ))
-CONFIGURE_ARGS+=	--with-cflags="-Wno-error=int-conversion"
+CONFIGURE_ARGS+=	--with-cflags="-Wno-error=int-conversion -Wno-error=incompatible-function-pointer-types"
 .endif
 
 .include <bsd.port.mk>