Add -foreign-error-procedures

src/build_settings.cpp

@@ -200,6 +200,7 @@ struct BuildContext {
 	bool   ODIN_DEBUG;   // Odin in debug mode
 	bool   ODIN_DISABLE_ASSERT; // Whether the default 'assert' et al is disabled in code or not
 	bool   ODIN_DEFAULT_TO_NIL_ALLOCATOR; // Whether the default allocator is a "nil" allocator or not (i.e. it does nothing)
+	bool   ODIN_FOREIGN_ERROR_PROCEDURES;
 
 	ErrorPosStyle ODIN_ERROR_POS_STYLE;
 
@@ -269,6 +270,7 @@ struct BuildContext {
 	
 	bool copy_file_contents;
 
+
 	u32 cmd_doc_flags;
 	Array<String> extra_packages;