diff --git a/upptst/Realloc/Realloc.cpp b/upptst/Realloc/Realloc.cpp
new file mode 100644
index 000000000..fd2bdc205
--- /dev/null
+++ b/upptst/Realloc/Realloc.cpp
@@ -0,0 +1,19 @@
+#include <Core/Core.h>
+
+using namespace Upp;
+
+CONSOLE_APP_MAIN
+{
+	void *ptr = MemoryAlloc(400);
+	DDUMP(TryRealloc(ptr, 420));
+	DDUMP(TryRealloc(ptr, 1000));
+	
+	MemoryFree(ptr);
+	
+	ptr = MemoryAlloc(2000);
+	DDUMP(TryRealloc(ptr, 4000));
+	DDUMP(TryRealloc(ptr, 200));
+	DDUMP(TryRealloc(ptr, 200000));
+	
+	MemoryFree(ptr);
+}
diff --git a/upptst/Realloc/Realloc.upp b/upptst/Realloc/Realloc.upp
new file mode 100644
index 000000000..8bb3fe36f
--- /dev/null
+++ b/upptst/Realloc/Realloc.upp
@@ -0,0 +1,9 @@
+uses
+	Core;
+
+file
+	Realloc.cpp;
+
+mainconfig
+	"" = "";
+