Test: Added a buffer overrun test that contains a calculation that points at an illegal index

testbufferoverrun6/err.msg

@@ -0,0 +1 @@
+[testbufferoverrun6\testbufferoverrun6.cpp:8]: Array index out of bounds

testbufferoverrun6/testbufferoverrun6.cpp

@@ -0,0 +1,10 @@
+
+
+
+void f()
+{
+    int i[10];
+
+    i[ sizeof(i) - 1 ] = 0;
+
+}