Patch-Source: https://github.com/archlinux/svntogit-community/blob/packages/libdispatch/trunk/remove-werror.patch

--- a/cmake/modules/DispatchCompilerWarnings.cmake
+++ b/cmake/modules/DispatchCompilerWarnings.cmake
@@ -2,7 +2,6 @@
 if("${CMAKE_C_SIMULATE_ID}" STREQUAL "MSVC")
   # TODO: someone needs to provide the msvc equivalent warning flags
 else()
-  add_compile_options($<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:-Werror>)
   add_compile_options($<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:-Wall>)
   add_compile_options($<$<OR:$<COMPILE_LANGUAGE:C>,$<COMPILE_LANGUAGE:CXX>>:-Wextra>)