[gawk-diffs] [SCM] gawk branch, master, updated. gawk-4.1.0-2402-gc04fec1

[Arnold Robbins]

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       via  c04fec1b8c96e2b11d451fc45cfd1cf38420310f (commit)
      from  0c3c1a2aa8318e0035f90fc3a5d30de470d949b3 (commit)

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- Log -----------------------------------------------------------------
http://git.sv.gnu.org/cgit/gawk.git/commit/?id=c04fec1b8c96e2b11d451fc45cfd1cf38420310f

commit c04fec1b8c96e2b11d451fc45cfd1cf38420310f
Author: Arnold D. Robbins <address@hidden>
Date:   Mon Jan 16 20:56:55 2017 +0200

    Sync dfa.

diff --git a/support/ChangeLog b/support/ChangeLog
index 67b0787..e3af142 100644
--- a/support/ChangeLog
+++ b/support/ChangeLog
@@ -1,3 +1,7 @@
+2017-01-16         Arnold D. Robbins     <address@hidden>
+
+       * dfa.c: Sync with GNULIB.
+
 2017-01-10         Arnold D. Robbins     <address@hidden>
 
        * dfa.c: Sync with GNULIB.
diff --git a/support/dfa.c b/support/dfa.c
index 1abc6d1..eb8e213 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

-----------------------------------------------------------------------

Summary of changes:
 support/ChangeLog |    4 ++++
 support/dfa.c     |    3 ++-
 2 files changed, 6 insertions(+), 1 deletion(-)


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