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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2015-02-17 15:29:18 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2015-02-17 15:29:18 +0000 |
| commit | 6cd780ff2143656df213359b7a6df9a5a9237e17 (patch) | |
| tree | b3689d2b8496e1cc569d85b5c59b0ac1d68beace /llvm/lib/Transforms/Utils/LoopSimplify.cpp | |
| parent | 2ba8778157390981ba1e4a3b683aee09aa9f009f (diff) | |
| download | llvm-6cd780ff2143656df213359b7a6df9a5a9237e17.zip llvm-6cd780ff2143656df213359b7a6df9a5a9237e17.tar.gz llvm-6cd780ff2143656df213359b7a6df9a5a9237e17.tar.bz2 | |
Prefer SmallVector::append/insert over push_back loops.
Same functionality, but hoists the vector growth out of the loop.
llvm-svn: 229500
Diffstat (limited to 'llvm/lib/Transforms/Utils/LoopSimplify.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/LoopSimplify.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Utils/LoopSimplify.cpp b/llvm/lib/Transforms/Utils/LoopSimplify.cpp index e0cf8f8..a0f8268 100644 --- a/llvm/lib/Transforms/Utils/LoopSimplify.cpp +++ b/llvm/lib/Transforms/Utils/LoopSimplify.cpp @@ -726,8 +726,7 @@ bool llvm::simplifyLoop(Loop *L, DominatorTree *DT, LoopInfo *LI, Pass *PP, // order. We can use this simple process because loops form a tree. for (unsigned Idx = 0; Idx != Worklist.size(); ++Idx) { Loop *L2 = Worklist[Idx]; - for (Loop::iterator I = L2->begin(), E = L2->end(); I != E; ++I) - Worklist.push_back(*I); + Worklist.append(L2->begin(), L2->end()); } while (!Worklist.empty()) |