$OpenBSD: patch-cmake_compilerFlags_cmake,v 1.3 2020/05/14 19:16:24 rsadowski Exp $

Index: cmake/compilerFlags.cmake
--- cmake/compilerFlags.cmake.orig
+++ cmake/compilerFlags.cmake
@@ -30,7 +30,7 @@ if ( MINGW OR UNIX OR MSYS ) # MINGW, Linux, APPLE, CY
             set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --coverage")
         endif()
 
-        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wcast-align -Wpointer-arith -Wformat-security -Wmissing-format-attribute -Woverloaded-virtual -W")
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wcast-align -Wpointer-arith -Wformat-security -Woverloaded-virtual -W")
 
         if ( EXIV2_TEAM_USE_SANITIZERS )
             # ASAN is available in gcc from 4.8 and UBSAN from 4.9
