ztest.c (test_large): Pass unsigned long *, not size_t *, to zlib uncompress function.

	* ztest.c (test_large): Pass unsigned long *, not size_t *, to
	zlib uncompress function.

From-SVN: r253491

libbacktrace/ChangeLog

+2017-10-06  Ian Lance Taylor  <iant@golang.org>
+
+	* ztest.c (test_large): Pass unsigned long *, not size_t *, to
+	zlib uncompress function.
+
 2017-10-05  Ian Lance Taylor  <iant@golang.org>
 
 	* elf.c (elf_zlib_fetch): Change pval argument to uint64_t *.

libbacktrace/ztest.c

@@ -369,6 +369,8 @@ test_large (struct backtrace_state *state)
 
   for (i = 0; i < trials; ++i)
     {
+      unsigned long uncompress_sizearg;
+
       cid = ZLIB_CLOCK_GETTIME_ARG;
       if (clock_gettime (cid, &ts1) < 0)
 	{
@@ -406,7 +408,8 @@ test_large (struct backtrace_state *state)
 	  return;
 	}
 
-      r = uncompress (uncompressed_buf, &uncompressed_bufsize,
+      uncompress_sizearg = uncompressed_bufsize;
+      r = uncompress (uncompressed_buf, &uncompress_sizearg,
 		      compressed_buf + 12, compressed_bufsize - 12);
 
       if (clock_gettime (cid, &ts2) < 0)