diff options
| -rw-r--r-- | include/llvm/ADT/IntrusiveRefCntPtr.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/include/llvm/ADT/IntrusiveRefCntPtr.h b/include/llvm/ADT/IntrusiveRefCntPtr.h index 592e42f7ad..2f6fd2bd55 100644 --- a/include/llvm/ADT/IntrusiveRefCntPtr.h +++ b/include/llvm/ADT/IntrusiveRefCntPtr.h @@ -42,15 +42,15 @@ namespace llvm { //===----------------------------------------------------------------------===// template <class Derived> class RefCountedBase { - unsigned ref_cnt; + mutable unsigned ref_cnt; public: RefCountedBase() : ref_cnt(0) {} - void Retain() { ++ref_cnt; } - void Release() { + void Retain() const { ++ref_cnt; } + void Release() const { assert (ref_cnt > 0 && "Reference count is already zero."); - if (--ref_cnt == 0) delete static_cast<Derived*>(this); + if (--ref_cnt == 0) delete static_cast<const Derived*>(this); } }; @@ -63,14 +63,14 @@ namespace llvm { /// attempting to do this will produce a compile error. //===----------------------------------------------------------------------===// class RefCountedBaseVPTR { - unsigned ref_cnt; + mutable unsigned ref_cnt; protected: RefCountedBaseVPTR() : ref_cnt(0) {} virtual ~RefCountedBaseVPTR() {} - void Retain() { ++ref_cnt; } - void Release() { + void Retain() const { ++ref_cnt; } + void Release() const { assert (ref_cnt > 0 && "Reference count is already zero."); if (--ref_cnt == 0) delete this; } |