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author | Arnold D. Robbins <arnold@skeeve.com> | 2017-01-16 20:57:17 +0200 |
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committer | Arnold D. Robbins <arnold@skeeve.com> | 2017-01-16 20:57:17 +0200 |
commit | 93946258bb36671b98761689667b4e16845bd887 (patch) | |
tree | cece01081d3c26b565e340f28dccaa84c6fd6e31 /support/dfa.c | |
parent | ed310df632070db175d86e02fce3e4d2515d7066 (diff) | |
parent | c04fec1b8c96e2b11d451fc45cfd1cf38420310f (diff) | |
download | egawk-93946258bb36671b98761689667b4e16845bd887.tar.gz egawk-93946258bb36671b98761689667b4e16845bd887.tar.bz2 egawk-93946258bb36671b98761689667b4e16845bd887.zip |
Merge branch 'master' into feature/api-mpfr
Diffstat (limited to 'support/dfa.c')
-rw-r--r-- | support/dfa.c | 3 |
1 files changed, 2 insertions, 1 deletions
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 |