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[C++11] Add predecessors(BasicBlock *) / successors(BasicBlock *) iterator ranges.

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Summary: This patch introduces two new iterator ranges and updates existing code to use it.  No functional change intended.

Test Plan: All tests (make check-all) still pass.

Reviewers: dblaikie

Reviewed By: dblaikie

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D4481

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213474 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Manuel Jacob
2014-07-20 09:10:11 +00:00
parent 83a385a57b
commit a4697dad19
41 changed files with 166 additions and 226 deletions
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5
lib/Transforms/Utils/LoopUnrollRuntime.cpp
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@ -66,9 +66,8 @@ static void ConnectProlog(Loop *L, Value *TripCount, unsigned Count,
// The new PHI node is inserted in the prolog end basic block.
// The new PHI name is added as an operand of a PHI node in either
// the loop header or the loop exit block.
for (succ_iterator SBI = succ_begin(Latch), SBE = succ_end(Latch);
SBI != SBE; ++SBI) {
for (BasicBlock::iterator BBI = (*SBI)->begin();
for (BasicBlock *Succ : successors(Latch)) {
for (BasicBlock::iterator BBI = Succ->begin();
PHINode *PN = dyn_cast<PHINode>(BBI); ++BBI) {
// Add a new PHI node to the prolog end block and add the