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-rw-r--r--manual/charset.texi2
1 files changed, 1 insertions, 1 deletions
diff --git a/manual/charset.texi b/manual/charset.texi
index b638323fc2..a9b5cb4a37 100644
--- a/manual/charset.texi
+++ b/manual/charset.texi
@@ -1469,7 +1469,7 @@ mbstowcs_alloc (const char *string)
   size = mbstowcs (buf, string, size);
   if (size == (size_t) -1)
     return NULL;
-  buf = xrealloc (buf, (size + 1) * sizeof (wchar_t));
+  buf = xreallocarray (buf, size + 1, sizeof *buf);
   return buf;
 @}
 @end smallexample