De-constify Types in FunctionType::get().

llvm-svn: 134888
diff --git a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
index bd4c2d6..a3a3063 100644
--- a/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
+++ b/llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp
@@ -840,9 +840,9 @@
   
   // If not, then we know we can transform this.
   Module *Mod = M->getParent()->getParent()->getParent();
-  const Type *ArgTys[3] = { M->getRawDest()->getType(),
-                            M->getRawSource()->getType(),
-                            M->getLength()->getType() };
+  Type *ArgTys[3] = { M->getRawDest()->getType(),
+                      M->getRawSource()->getType(),
+                      M->getLength()->getType() };
   M->setCalledFunction(Intrinsic::getDeclaration(Mod, Intrinsic::memcpy,
                                                  ArgTys, 3));