new testcase that crashes the cfe due to implicit conversion fun

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@39826 91177308-0d34-0410-b5e6-96231b3b80d8

test/Sema/i-c-e2.c

@@ -0,0 +1,6 @@
+// RUN: clang %s -fsyntax-only
+
+// FIXME: This fails until conversions are fully explicit in the ast and i-c-e is updated to handle this.
+// XFAIL: *
+
+char array[1024/(sizeof (long))];