-#define S(mode,x) T(mode,x,#x,)
+#define S(name, description) T(_ALL, T_##name, description,)
+S(EOF, "end of input")
+S(IDENTIFIER, "identifier")
+S(NUMBER, "number constant")
+S(CHARACTER_CONSTANT, "character constant")
+S(STRING_LITERAL, "string literal")
+S(MACRO_PARAMETER, "macro parameter")
+S(UNKNOWN_CHAR, "unknown character")
+#undef S
+
+#define S(mode,x) T(mode,T_##x,#x,)