diff options
| -rw-r--r-- | include/llvm/Instructions.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/include/llvm/Instructions.h b/include/llvm/Instructions.h index c40016c53d..e3676fe919 100644 --- a/include/llvm/Instructions.h +++ b/include/llvm/Instructions.h @@ -2680,14 +2680,17 @@ public: } /// addCase - Add an entry to the switch instruction... - /// + /// Note: + /// This action invalidates case_end(). Old case_end() iterator will + /// point to the added case. void addCase(ConstantInt *OnVal, BasicBlock *Dest); /// removeCase - This method removes the specified case and its successor /// from the switch instruction. Note that this operation may reorder the /// remaining cases at index idx and above. - /// Also note, that iterator becomes invalid after this operation. - /// + /// Note: + /// This action invalidates iterators for all cases following the one removed, + /// including the case_end() iterator. void removeCase(CaseIt i); unsigned getNumSuccessors() const { return getNumOperands()/2; } |