(boyer_moore): Fix handling of mulitbyte character translation.

1 files changed, 5 insertions, 4 deletions

diff --git a/src/search.c b/src/search.c
index 746463fe0a1..5ce999ef4d7 100644
--- a/src/search.c
+++ b/src/search.c
@@ -1639,8 +1639,9 @@ boyer_moore (n, base_pat, len, len_byte, trt, inverse_trt,
               this_translated = 0;
             }
 
-          if (ch > 0400)
-            j = ((unsigned char) ch) | 0200;
+          if (this_translated
+              && ch >= 0200)
+            j = (ch & 0x3F) | 0200;
           else
             j = (unsigned char) ch;
 
@@ -1657,8 +1658,8 @@ boyer_moore (n, base_pat, len, len_byte, trt, inverse_trt,
               while (1)
                 {
                   TRANSLATE (ch, inverse_trt, ch);
-                  if (ch > 0400)
-                    j = ((unsigned char) ch) | 0200;
+                  if (ch > 0200)
+                    j = (ch & 0x3F) | 0200;
                   else
                     j = (unsigned char) ch;