diff options
Diffstat (limited to 'support')
| -rw-r--r-- | support/ChangeLog | 4 | ||||
| -rw-r--r-- | support/dfa.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/support/ChangeLog b/support/ChangeLog index 67b07877..e3af1428 100644 --- a/support/ChangeLog +++ b/support/ChangeLog @@ -1,3 +1,7 @@ +2017-01-16 Arnold D. Robbins <arnold@skeeve.com> + + * dfa.c: Sync with GNULIB. + 2017-01-10 Arnold D. Robbins <arnold@skeeve.com> * dfa.c: Sync with GNULIB. diff --git a/support/dfa.c b/support/dfa.c index 1abc6d13..eb8e2136 100644 --- a/support/dfa.c +++ b/support/dfa.c @@ -2046,8 +2046,9 @@ copy (position_set const *src, position_set *dst) dst->elems = xpalloc (NULL, &dst->alloc, src->nelem - dst->alloc, -1, sizeof *dst->elems); } - memcpy (dst->elems, src->elems, src->nelem * sizeof *dst->elems); dst->nelem = src->nelem; + if (src->nelem != 0) + memcpy (dst->elems, src->elems, src->nelem * sizeof *dst->elems); } static void |