New testcase for fun hack that is absolutely necessary for the C++ stdlib.

llvm-svn: 9362

llvm/test/Regression/Transforms/FunctionResolve/2003-10-21-GlobalResolveHack.ll

+; This tests a hack put into place specifically for the C++ libstdc++ library.
+; It uses an ugly hack which is cleaned up by the funcresolve pass.
+
+; RUN: llvm-as < %s | opt -funcresolve | llvm-dis | grep %X | grep '{'
+
+%X = external global { int }
+%X = global [ 4 x sbyte ] zeroinitializer
+
+implementation
+
+int* %test() {
+  %P = getelementptr {int}* %X, long 0, ubyte 0
+  ret int* %P
+}