diff options
| -rw-r--r-- | include/llvm/ADT/TinyPtrVector.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/llvm/ADT/TinyPtrVector.h b/include/llvm/ADT/TinyPtrVector.h index 8fbd6f61e2..8fcd2f33f5 100644 --- a/include/llvm/ADT/TinyPtrVector.h +++ b/include/llvm/ADT/TinyPtrVector.h @@ -58,6 +58,28 @@ public: return Val. template get<VecTy*>()->size(); } + typedef const EltTy *iterator; + iterator begin() const { + if (empty()) + return 0; + + if (Val.template is<EltTy>()) + return Val.template getAddrOf<EltTy>(); + + return Val.template get<VecTy *>()->begin(); + + } + iterator end() const { + if (empty()) + return 0; + + if (Val.template is<EltTy>()) + return begin() + 1; + + return Val.template get<VecTy *>()->end(); + } + + EltTy operator[](unsigned i) const { assert(!Val.isNull() && "can't index into an empty vector"); if (EltTy V = Val.template dyn_cast<EltTy>()) { |