diff options
Diffstat (limited to 'xdiff-interface.c')
| -rw-r--r-- | xdiff-interface.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/xdiff-interface.c b/xdiff-interface.c index 8509f9ea22..99661d43c6 100644 --- a/xdiff-interface.c +++ b/xdiff-interface.c @@ -84,8 +84,8 @@ static void trim_common_tail(mmfile_t *a, mmfile_t *b) { const int blk = 1024; long trimmed = 0, recovered = 0; - char *ap = a->ptr + a->size; - char *bp = b->ptr + b->size; + char *ap = a->size ? a->ptr + a->size : a->ptr; + char *bp = b->size ? b->ptr + b->size : b->ptr; long smaller = (a->size < b->size) ? a->size : b->size; while (blk + trimmed <= smaller && !memcmp(ap - blk, bp - blk, blk)) { |