cpplex.c (_cpp_equiv_tokens): Check arg_no in the CPP_MACRO_ARG case.

	* cpplex.c (_cpp_equiv_tokens): Check arg_no in the
	CPP_MACRO_ARG case.

From-SVN: r37277

gcc/ChangeLog

 2000-11-06  Neil Booth  <neilb@earthling.net>
 
+	* cpplex.c (_cpp_equiv_tokens): Check arg_no in the
+	CPP_MACRO_ARG case.
+
+2000-11-06  Neil Booth  <neilb@earthling.net>
+
 	* c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
 	tok.val.arg_no as appropriate.
 	* cppexp.c (lex): Similarly.

gcc/cpplex.c

@@ -1433,7 +1433,7 @@ _cpp_equiv_tokens (a, b)
       case SPELL_CHAR:
 	return a->val.c == b->val.c; /* Character.  */
       case SPELL_NONE:
-	return (a->type != CPP_MACRO_ARG || a->val.c == b->val.c);
+	return (a->type != CPP_MACRO_ARG || a->val.arg_no == b->val.arg_no);
       case SPELL_IDENT:
 	return a->val.node == b->val.node;
       case SPELL_STRING: