From bdb4ebebf1fac82049ffaad70e0c62df675fe71c Mon Sep 17 00:00:00 2001
From: Campbell Barton <campbell@blender.org>
Date: Tue, 26 Jul 2022 14:47:12 +1000
Subject: Cleanup: quiet GCC cast-function-type warnings for gflags

---
 extern/gflags/CMakeLists.txt | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'extern')

diff --git a/extern/gflags/CMakeLists.txt b/extern/gflags/CMakeLists.txt
index 82455c52e55..4f2fce3778b 100644
--- a/extern/gflags/CMakeLists.txt
+++ b/extern/gflags/CMakeLists.txt
@@ -1,6 +1,13 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 # Copyright 2016 Blender Foundation. All rights reserved.
 
+# Too noisy for code we don't maintain.
+if(CMAKE_COMPILER_IS_GNUCC)
+  if(NOT "${CMAKE_CXX_COMPILER_VERSION}" VERSION_LESS "8.0")
+    add_cxx_flag("-Wno-cast-function-type")
+  endif()
+endif()
+
 set(INC
   src
   src/gflags
-- 
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