Add memchr tests for n == 0

	* string/test-memchr.c (test_main): Add tests for n == 0.

diff --git a/ChangeLog b/ChangeLog
index dd814acd4bee46831302e7f1ae26d6a6c6401ed9..99efccf6a03e04811d65b28cf8f66a19b446d4b1 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2017-05-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+       * string/test-memchr.c (test_main): Add tests for n == 0.
+
 2017-05-25  Tulio Magno Quites Machado Filho  <tuliom@linux.vnet.ibm.com>
 
        * nptl/Makefile (tests): Move nptl/tst-mutex8, nptl/tst-mutex8-static,

diff --git a/string/test-memchr.c b/string/test-memchr.c
index 669e092e7d1adc8df716db9a24174bed291d668b..73a93f0fc90e2383c43823d84e9c7c68ea4d2865 100644 (file)
--- a/string/test-memchr.c
+++ b/string/test-memchr.c
@@ -179,6 +179,10 @@ test_main (void)
 
   for (i = 1; i < 8; ++i)
     {
+      /* Test n == 0.  */
+      do_test (i, i, 0, 0, 23);
+      do_test (i, i, 0, 0, 0);
+
       do_test (0, 16 << i, 2048, 2048, 23);
       do_test (i, 64, 256, 256, 23);
       do_test (0, 16 << i, 2048, 2048, 0);