Migrate most of the rest of test/FrontendC from llvm and migrate
most of them to FileCheck.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@136159 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/2008-09-03-WeakAlias.c b/test/CodeGen/2008-09-03-WeakAlias.c
new file mode 100644
index 0000000..4712a01
--- /dev/null
+++ b/test/CodeGen/2008-09-03-WeakAlias.c
@@ -0,0 +1,9 @@
+// RUN: %clang_cc1 -emit-llvm -O1 -o - %s | grep icmp
+// PR1678
+extern void B (void);
+static __typeof(B) A __attribute__ ((__weakref__("B")));
+int active (void)
+{
+  static void *const p = __extension__ (void *) &A;
+  return p != 0;
+}