diff options
Diffstat (limited to 'llvm/lib/Transforms/Utils/Local.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/Local.cpp | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp index a5e443fcf46..113a2ae7584 100644 --- a/llvm/lib/Transforms/Utils/Local.cpp +++ b/llvm/lib/Transforms/Utils/Local.cpp @@ -1129,8 +1129,8 @@ static void changeToUnreachable(Instruction *I, bool UseLLVMTrap) { BasicBlock *BB = I->getParent(); // Loop over all of the successors, removing BB's entry from any PHI // nodes. - for (succ_iterator SI = succ_begin(BB), SE = succ_end(BB); SI != SE; ++SI) - (*SI)->removePredecessor(BB); + for (BasicBlock *Succ : successors(BB)) + Succ->removePredecessor(BB); // Insert a call to llvm.trap right before this. This turns the undefined // behavior into a hard fail instead of falling through into random code. @@ -1236,9 +1236,9 @@ static bool markAliveBlocks(BasicBlock *BB, } Changed |= ConstantFoldTerminator(BB, true); - for (succ_iterator SI = succ_begin(BB), SE = succ_end(BB); SI != SE; ++SI) - if (Reachable.insert(*SI)) - Worklist.push_back(*SI); + for (BasicBlock *Succ : successors(BB)) + if (Reachable.insert(Succ)) + Worklist.push_back(Succ); } while (!Worklist.empty()); return Changed; } @@ -1263,9 +1263,9 @@ bool llvm::removeUnreachableBlocks(Function &F) { if (Reachable.count(BB)) continue; - for (succ_iterator SI = succ_begin(BB), SE = succ_end(BB); SI != SE; ++SI) - if (Reachable.count(*SI)) - (*SI)->removePredecessor(BB); + for (BasicBlock *Succ : successors(BB)) + if (Reachable.count(Succ)) + Succ->removePredecessor(BB); BB->dropAllReferences(); } |
