Remove a memory leak from the CBackend.

llvm-svn: 98941
diff --git a/llvm/lib/Target/CBackend/CBackend.cpp b/llvm/lib/Target/CBackend/CBackend.cpp
index b1ba0d2..0c265ad 100644
--- a/llvm/lib/Target/CBackend/CBackend.cpp
+++ b/llvm/lib/Target/CBackend/CBackend.cpp
@@ -111,7 +111,8 @@
     static char ID;
     explicit CWriter(formatted_raw_ostream &o)
       : FunctionPass(&ID), Out(o), IL(0), Mang(0), LI(0), 
-        TheModule(0), TAsm(0), TD(0), OpaqueCounter(0), NextAnonValueNumber(0) {
+        TheModule(0), TAsm(0), TCtx(0), TD(0), OpaqueCounter(0),
+        NextAnonValueNumber(0) {
       FPCounter = 0;
     }
 
@@ -147,6 +148,8 @@
       delete IL;
       delete TD;
       delete Mang;
+      delete TCtx;
+      delete TAsm;
       FPConstantMap.clear();
       TypeNames.clear();
       ByValParams.clear();