regcomp.c: \x{17f} can match /\xdf/i

diff --git a/regcomp.c b/regcomp.c
index f074aca830202ff8bfc9d89da4bb24cedfe0b039..21d54f8072acad3f24aa5bf3b73b3a5dad069aaf 100644 (file)
--- a/regcomp.c
+++ b/regcomp.c
@@ -8764,6 +8764,7 @@ tryagain:
                            break;
                        case 's':
                        case 'S':
+                       case 0x17F: /* LATIN SMALL LETTER LONG S */
                             if (AT_LEAST_UNI_SEMANTICS) {
                                if (latest_char_state == char_s) {  /* 'ss' */
                                    ender = LATIN_SMALL_LETTER_SHARP_S;