[llvm] r243844 - Mark Type::getPointerTo as const. Unfortunately, this requires a const_cast inside, but at least it makes all methods on Type const. NFC

[Craig Topper]

Author: ctopper
Date: Sat Aug  1 17:20:31 2015
New Revision: 243844

URL: http://llvm.org/viewvc/llvm-project?rev=243844&view=rev
Log:
Mark Type::getPointerTo as const. Unfortunately, this requires a const_cast inside, but at least it makes all methods on Type const. NFC

Modified:
    llvm/trunk/include/llvm/IR/Type.h
    llvm/trunk/lib/IR/Type.cpp

Modified: llvm/trunk/include/llvm/IR/Type.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/IR/Type.h?rev=243844&r1=243843&r2=243844&view=diff
==============================================================================
--- llvm/trunk/include/llvm/IR/Type.h (original)
+++ llvm/trunk/include/llvm/IR/Type.h Sat Aug  1 17:20:31 2015
@@ -416,7 +416,7 @@ public:
 
   /// getPointerTo - Return a pointer to the current type.  This is equivalent
   /// to PointerType::get(Foo, AddrSpace).
-  PointerType *getPointerTo(unsigned AddrSpace = 0);
+  PointerType *getPointerTo(unsigned AddrSpace = 0) const;
 
 private:
   /// isSizedDerivedType - Derived types like structures and arrays are sized

Modified: llvm/trunk/lib/IR/Type.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/Type.cpp?rev=243844&r1=243843&r2=243844&view=diff
==============================================================================
--- llvm/trunk/lib/IR/Type.cpp (original)
+++ llvm/trunk/lib/IR/Type.cpp Sat Aug  1 17:20:31 2015
@@ -748,8 +748,8 @@ PointerType::PointerType(Type *E, unsign
   assert(oldNCT == NumContainedTys && "bitfield written out of bounds?");
 }
 
-PointerType *Type::getPointerTo(unsigned addrs) {
-  return PointerType::get(this, addrs);
+PointerType *Type::getPointerTo(unsigned addrs) const {
+  return PointerType::get(const_cast<Type*>(this), addrs);
 }
 
 bool PointerType::isValidElementType(Type *ElemTy) {