Fix UTF-8 backward iteration

Ouch!

Fix UTF-8 backward iteration
Ouch!
e13f8d28 · Behdad Esfahbod · 5669a6cf · e13f8d28
隐藏空白更改
内联并排

Showing with 2 addition and 2 deletion

src/hb-utf-private.hh src/hb-utf-private.hh +2 -2

未找到文件。
--- a/src/hb-utf-private.hh
+++ b/src/hb-utf-private.hh
@@ -77,8 +77,8 @@ hb_utf_prev (const uint8_t *text,
 	     const uint8_t *start,
 	     hb_codepoint_t *unicode)
 {
-  const uint8_t *end = text;
-  while (start < text && (*--text & 0xc0) == 0x80 && end - text < 4)
+  const uint8_t *end = text--;
+  while (start < text && (*text & 0xc0) == 0x80 && end - text < 4)
    text--;

  hb_codepoint_t c = *text, mask;