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Add a PointerLikeTypeTraits specialization for uintptr_t

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llvm-svn: 67985
This commit is contained in:
Chris Lattner 2009-03-29 06:00:21 +00:00
parent 8957cdb71d
commit afd5e460c3
1 changed files with 16 additions and 0 deletions
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16
include/llvm/Support/PointerLikeTypeTraits.h
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@ -15,6 +15,8 @@
#ifndef LLVM_SUPPORT_POINTERLIKETYPETRAITS_H
#define LLVM_SUPPORT_POINTERLIKETYPETRAITS_H
#include "llvm/Support/DataTypes.h"
namespace llvm {
/// PointerLikeTypeTraits - This is a traits object that is used to handle
@ -55,6 +57,20 @@ public:
}
enum { NumLowBitsAvailable = 3 };
};
// Provide PointerLikeTypeTraits for uintptr_t.
template<>
class PointerLikeTypeTraits<uintptr_t> {
public:
static inline void *getAsVoidPointer(uintptr_t P) {
return reinterpret_cast<void*>(P);
}
static inline uintptr_t getFromVoidPointer(void *P) {
return reinterpret_cast<uintptr_t>(P);
}
// No bits are available!
enum { NumLowBitsAvailable = 0 };
};
} // end namespace llvm