* g++.dg/template/sizeof2.C: New test.

From-SVN: r55170

gcc/testsuite/g++.dg/template/sizeof2.C

+// { dg-do compile }
+
+template<int size>
+struct Foobar {
+    // Contents irrelevant
+};
+
+template <typename A>
+struct Wrapper {
+    // Contents irrelevant
+};
+
+template <typename A>
+Foobar<sizeof(Wrapper<A>)> *
+compiler_bug (A)
+{
+    return 0;
+}
+
+int main()
+{
+    compiler_bug(1);
+}