Expose TD to ExternalFunctions.cpp

llvm-svn: 4020
diff --git a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
index ac011d7..189d2b7 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
+++ b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
@@ -38,7 +38,7 @@
 // Create a TargetData structure to handle memory addressing and size/alignment
 // computations
 //
-static TargetData TD("lli Interpreter");
+TargetData TD("lli Interpreter");
 CachedWriter CW;     // Object to accelerate printing of LLVM