Fixed a bug: The volatile keyword was not accepted in type casts or as

argument to the sizeof operator, if the type spec is starting with this
keyword.


git-svn-id: svn://svn.cc65.org/cc65/trunk@2921 b7a2c559-68d2-44c3-8de9-860c34a00d81

src/cc65/expr.c

@@ -350,6 +350,7 @@ static int istypeexpr (void)
     return CurTok.Tok == TOK_LPAREN && (
        	   (NextTok.Tok >= TOK_FIRSTTYPE && NextTok.Tok <= TOK_LASTTYPE) ||
 	   (NextTok.Tok == TOK_CONST)                           	 ||
+           (NextTok.Tok == TOK_VOLATILE)                                 ||
        	   (NextTok.Tok  == TOK_IDENT 			      	         &&
 	   (Entry = FindSym (NextTok.Ident)) != 0  		         &&
 	   SymIsTypeDef (Entry)));