/*      $NetBSD: lex_wide_char.c,v 1.5 2024/01/19 19:23:34 rillig Exp $ */
# 3 "lex_wide_char.c"

/*
 * Tests for lexical analysis of character constants.
 *
 * C99 6.4.4.4 "Character constants"
 */

/* lint1-extra-flags: -X 351 */

void sink(int);

void
test(void)
{
        /* expect+1: error: empty character constant [73] */
        sink(L'');

        sink(L'a');

        sink(L'\0');

        /* UTF-8 */
        /* expect+1: error: too many characters in character constant [71] */
        sink(L'ä');

        /* GCC extension */
        sink(L'\e');

        /* expect+1: warning: dubious escape \y [79] */
        sink(L'\y');

        /* since C99 */
        sink(L'\x12');

        /* octal */
        sink(L'\177');

        /* newline */
        sink(L'\n');

        /* expect+1: error: empty character constant [73] */
        sink(L'');
}