From 048e4fdd08ac588feb27b03e3ec1824e24f77d62 Mon Sep 17 00:00:00 2001
From: Khem Raj <raj.khem@gmail.com>
Date: Sun, 5 Mar 2023 14:13:25 -0800
Subject: [PATCH 3/3] configure: Disable incompatible-function-pointer-types
 warning

Upstream-Status: Pending
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
 configure.ac | 5 +++++
 1 file changed, 5 insertions(+)

--- a/configure.ac
+++ b/configure.ac
@@ -98,6 +98,11 @@ AS_IF([test -n "${with_binary_version}"]
 dnl Prevent clang from accepting unknown flags with a mere warning
 AX_APPEND_COMPILE_FLAGS([-Werror=unknown-warning-option -Werror=invalid-command-line-argument], [CFLAGS])
 AX_APPEND_COMPILE_FLAGS([-Werror=unknown-warning-option -Werror=invalid-command-line-argument], [CXXFLAGS])
+dnl disable clang from erroring on function pointer protype mismatch, vlc seems to rely on that
+dnl especially in  modules/video_filter/deinterlace/algo_yadif.c how it interpolates 'filter` variable
+dnl between different functions yadif_filter_line_c_16bit() and yadif_filter_line_c()
+AX_APPEND_COMPILE_FLAGS([-Wno-error=incompatible-function-pointer-types -Wno-error=incompatible-function-pointer-types], [CFLAGS])
+AX_APPEND_COMPILE_FLAGS([-Wno-error=incompatible-function-pointer-types -Wno-error=incompatible-function-pointer-types], [CXXFLAGS])
 
 dnl
 dnl  Check the operating system
