diff options
| -rw-r--r-- | src/backend/parser/scan.l | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/parser/scan.l b/src/backend/parser/scan.l index 0b8d5f7cd8..1557a300ab 100644 --- a/src/backend/parser/scan.l +++ b/src/backend/parser/scan.l @@ -1223,6 +1223,9 @@ litbuf_udeescape(unsigned char escape, base_yyscan_t yyscanner) yyerror("invalid Unicode surrogate pair"); } } + else if (is_utf16_surrogate_second(unicode)) + yyerror("invalid Unicode surrogate pair"); + if (is_utf16_surrogate_first(unicode)) pair_first = unicode; else @@ -1253,6 +1256,9 @@ litbuf_udeescape(unsigned char escape, base_yyscan_t yyscanner) yyerror("invalid Unicode surrogate pair"); } } + else if (is_utf16_surrogate_second(unicode)) + yyerror("invalid Unicode surrogate pair"); + if (is_utf16_surrogate_first(unicode)) pair_first = unicode; else |