Change TargetData::getIntPtrType() to return an IntegerType instead of
just a Type.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71426 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/Target/TargetData.h b/include/llvm/Target/TargetData.h
index 71236c0..9c8b1d3 100644
--- a/include/llvm/Target/TargetData.h
+++ b/include/llvm/Target/TargetData.h
@@ -23,13 +23,12 @@
 #include "llvm/Pass.h"
 #include "llvm/Support/DataTypes.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/DerivedTypes.h"
 #include <string>
 
 namespace llvm {
 
 class Value;
-class Type;
-class StructType;
 class StructLayout;
 class GlobalVariable;
 
@@ -228,7 +227,7 @@
   /// getIntPtrType - Return an unsigned integer type that is the same size or
   /// greater to the host pointer size.
   ///
-  const Type *getIntPtrType() const;
+  const IntegerType *getIntPtrType() const;
 
   /// getIndexedOffset - return the offset from the beginning of the type for
   /// the specified indices.  This is used to implement getelementptr.
diff --git a/lib/Target/TargetData.cpp b/lib/Target/TargetData.cpp
index 3ff1f0b..67fefbb 100644
--- a/lib/Target/TargetData.cpp
+++ b/lib/Target/TargetData.cpp
@@ -535,7 +535,7 @@
 
 /// getIntPtrType - Return an unsigned integer type that is the same size or
 /// greater to the host pointer size.
-const Type *TargetData::getIntPtrType() const {
+const IntegerType *TargetData::getIntPtrType() const {
   return IntegerType::get(getPointerSizeInBits());
 }