Migrate from llvm/test/FrontendC++.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137768 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGenCXX/2010-06-22-ZeroBitfield.cpp

@@ -0,0 +1,5 @@
+// RUN: %clang_cc1 -emit-llvm -g %s -o -
+struct s8_0 { unsigned : 0; };
+struct s8_1 { double x; };
+struct s8 { s8_0 a; s8_1 b; };
+s8 f8() { return s8(); }