New testcase for bool support

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5031 91177308-0d34-0410-b5e6-96231b3b80d8

test/ExecutionEngine/test-cast.ll

@@ -0,0 +1,7 @@
+
+int %main() {
+  cast bool true to int
+  cast int 6 to bool
+
+  ret int 0
+}