CPP: Add a test of More64BitWaste.ql.

Author: geoffw0

cpp/ql/test/query-tests/Likely Bugs/Memory Management/Padding/More64BitWaste/More64BitWaste.expected

@@ -0,0 +1,2 @@
+| test.cpp:17:8:17:12 | test4 | test4 includes 0 bits of padding on ILP32, but 32 bits on LP64. |
+| test.cpp:29:8:29:12 | test6 | test6 includes 0 bits of padding on ILP32, but 32 bits on LP64. |

cpp/ql/test/query-tests/Likely Bugs/Memory Management/Padding/More64BitWaste/More64BitWaste.qlref

@@ -0,0 +1 @@
+Likely Bugs/Memory Management/Padding/More64BitWaste.ql

cpp/ql/test/query-tests/Likely Bugs/Memory Management/Padding/More64BitWaste/test.cpp

@@ -0,0 +1,39 @@
+
+struct test1
+{
+	int x;
+};
+
+struct test2
+{
+	int x, y;
+};
+
+struct test3
+{
+	int x, y, z;
+};
+
+struct test4 // BAD
+{
+	int a;
+	long long b;
+};
+
+struct test5
+{
+	long long a;
+	int b;
+};
+
+struct test6 // BAD
+{
+	char as[4];
+	long long b;
+};
+
+struct test7
+{
+	char as[8];
+	long long b;
+};