* src/syntax.c (syms_of_syntax): Make syntax-propertize--done local

src/syntax.c

@@ -3672,6 +3672,7 @@ See the info node `(elisp)Syntax Properties' for a description of the
 	      doc: /* Position up to which syntax-table properties have been set.  */);
   syntax_propertize__done = -1;
   DEFSYM (Qinternal__syntax_propertize, "internal--syntax-propertize");
+  Fmake_variable_buffer_local (intern ("syntax-propertize--done"));
 
   words_include_escapes = 0;
   DEFVAR_BOOL ("words-include-escapes", words_include_escapes,