Merge pull request ceph#55303 from cbodley/wip-63130-debug

cmake/arrow: don't treat warnings as errors

Reviewed-by: Leonid Usov <[email protected]>

cmake/modules/BuildArrow.cmake

@@ -86,6 +86,9 @@ function(build_arrow)
   else()
     list(APPEND arrow_CMAKE_ARGS -DCMAKE_BUILD_TYPE=Release)
   endif()
+  # don't add -Werror or debug package builds fail with:
+  #warning _FORTIFY_SOURCE requires compiling with optimization (-O)
+  list(APPEND arrow_CMAKE_ARGS -DBUILD_WARNING_LEVEL=PRODUCTION)
 
   # we use an external project and copy the sources to bin directory to ensure
   # that object files are built outside of the source tree.