land David Blaikie's patch to de-constify Type, with a few tweaks.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135375 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/MCJIT/MCJIT.cpp b/lib/ExecutionEngine/MCJIT/MCJIT.cpp
index 4475f4d..561c150 100644
--- a/lib/ExecutionEngine/MCJIT/MCJIT.cpp
+++ b/lib/ExecutionEngine/MCJIT/MCJIT.cpp
@@ -124,8 +124,8 @@
 
   void *FPtr = getPointerToFunction(F);
   assert(FPtr && "Pointer to fn's code was null after getPointerToFunction");
-  const FunctionType *FTy = F->getFunctionType();
-  const Type *RetTy = FTy->getReturnType();
+  FunctionType *FTy = F->getFunctionType();
+  Type *RetTy = FTy->getReturnType();
 
   assert((FTy->getNumParams() == ArgValues.size() ||
           (FTy->isVarArg() && FTy->getNumParams() <= ArgValues.size())) &&