--- src/cmake/compiler.cmake.orig	2023-06-26 09:36:34.000000000 -0400
+++ src/cmake/compiler.cmake	2023-06-26 09:37:53.000000000 -0400
@@ -82,9 +82,9 @@
 #
 option (STOP_ON_WARNING "Stop building if there are any compiler warnings" OFF)
 if (NOT MSVC)
-    add_compile_options ("-Wall")
+#    add_compile_options ("-Wall")
     if (STOP_ON_WARNING OR DEFINED ENV{CI})
-        add_compile_options ("-Werror")
+#        add_compile_options ("-Werror")
         # N.B. Force CI builds (Travis defines $CI) to use -Werror, even if
         # STOP_ON_WARNING has been switched off by default, which we may do
         # in release branches.
@@ -133,7 +133,7 @@
     # disable warning about unused command line arguments
     add_compile_options ("-Qunused-arguments")
     # Don't warn if we ask it not to warn about warnings it doesn't know
-    add_compile_options ("-Wunknown-warning-option")
+    add_compile_options ("-Wno-unknown-warning-option")
     if (CLANG_VERSION_STRING VERSION_GREATER_EQUAL 3.6 OR
         APPLECLANG_VERSION_STRING VERSION_GREATER 6.1)
         add_compile_options ("-Wno-unused-local-typedefs")