(search_buffer): Give up boyer moore search if inverse

translation change charset_base.

1 files changed, 5 insertions, 1 deletions

diff --git a/src/search.c b/src/search.c
index d4d97726375..643a57d59ca 100644
--- a/src/search.c
+++ b/src/search.c
@@ -1229,7 +1229,11 @@ search_buffer (string, pos, pos_byte, lim, lim_byte, n,
                   /* Keep track of which character set row
                      contains the characters that need translation.  */
                   int charset_base_code = c & ~CHAR_FIELD3_MASK;
-                  if (charset_base == -1)
+                  int inverse_charset_base = inverse & ~CHAR_FIELD3_MASK;
+
+                  if (charset_base_code != inverse_charset_base)
+                    boyer_moore_ok = 0;
+                  else if (charset_base == -1)
                     charset_base = charset_base_code;
                   else if (charset_base != charset_base_code)
                     /* If two different rows appear, needing translation,