configure.ac: no longer use -we10006 when checking if a flag is supported

configure.ac

@@ -1085,7 +1085,7 @@ AC_DEFUN([IS_SUPPORTED_CFLAG],
 	AC_MSG_CHECKING([whether compiler support $1])
 
 	SAVED_CFLAGS="$CFLAGS"
-	CFLAGS="$1 -we10006"
+	CFLAGS="$1" # -we10006"
 
 	AC_COMPILE_IFELSE(
 		AC_LANG_PROGRAM(