Index: src/sort.c
===================================================================
--- src/sort.c.orig 2012-04-16 13:23:11.726363043 +0200
+++ src/sort.c 2012-04-16 13:23:20.474151036 +0200
@@ -3161,7 +3161,8 @@ keycompare_mb (const struct line *a, con
if (MBLENGTH == (size_t)-2 || MBLENGTH == (size_t)-1) \
STATE = state_bak; \
if (!ignore) \
- COPY[NEW_LEN++] = TEXT[i++]; \
+ COPY[NEW_LEN++] = TEXT[i]; \
+ i++; \
continue; \
} \
\