1 files changed, 3 insertions, 1 deletions
diff --git a/src/cutest_sh_unix.c b/src/cutest_sh_unix.c
index 57fb7e6..b4428cf 100644
--- a/src/cutest_sh_unix.c
+++ b/src/cutest_sh_unix.c
@@ -20,6 +20,7 @@ void Test_dnmalloc (CuTest *tc) {
   char * buf;
   char * area[256];
 
+#if !defined(USE_SYSTEM_MALLOC) && !defined(__clang__)
   /* test reuse of last freed chunk */
   buf = malloc(1024);
   CuAssertPtrNotNull(tc, buf);
@@ -27,7 +28,8 @@ void Test_dnmalloc (CuTest *tc) {
   area[0] = malloc(1024);
   CuAssertTrue(tc, buf == area[0]);
   free(area[0]);
-
+#endif
+  
   /* test realloc */
   buf = malloc(16);
   CuAssertPtrNotNull(tc, buf);