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| author | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2014-07-21 17:06:51 +0000 |
|---|---|---|
| committer | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2014-07-21 17:06:51 +0000 |
| commit | 6c99015fe2c1814f793530adc96f48050081612e (patch) | |
| tree | 6dd9bd97817fed538386fcedbf363d38470ace2a /llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp | |
| parent | 1aaad6970cee96c214cc663bc7ae2cecb6fd1e7c (diff) | |
| download | bcm5719-llvm-6c99015fe2c1814f793530adc96f48050081612e.tar.gz bcm5719-llvm-6c99015fe2c1814f793530adc96f48050081612e.zip | |
Revert "[C++11] Add predecessors(BasicBlock *) / successors(BasicBlock *) iterator ranges."
This reverts commit r213474 (and r213475), which causes a miscompile on
a stage2 LTO build. I'll reply on the list in a moment.
llvm-svn: 213562
Diffstat (limited to 'llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp b/llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp index dc12f977046..80bd5163751 100644 --- a/llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp +++ b/llvm/lib/Transforms/Utils/BreakCriticalEdges.cpp @@ -233,7 +233,9 @@ BasicBlock *llvm::SplitCriticalEdge(TerminatorInst *TI, unsigned SuccNum, if (PN->getIncomingBlock(i) != NewBB) OtherPreds.push_back(PN->getIncomingBlock(i)); } else { - for (BasicBlock *P : predecessors(DestBB)) { + for (pred_iterator I = pred_begin(DestBB), E = pred_end(DestBB); + I != E; ++I) { + BasicBlock *P = *I; if (P != NewBB) OtherPreds.push_back(P); } @@ -319,7 +321,9 @@ BasicBlock *llvm::SplitCriticalEdge(TerminatorInst *TI, unsigned SuccNum, // the predecessor must be directly in TIL, not in a subloop, or again // LoopSimplify doesn't hold. SmallVector<BasicBlock *, 4> LoopPreds; - for (BasicBlock *P : predecessors(DestBB)) { + for (pred_iterator I = pred_begin(DestBB), E = pred_end(DestBB); I != E; + ++I) { + BasicBlock *P = *I; if (P == NewBB) continue; // The new block is known. if (LI->getLoopFor(P) != TIL) { |
