diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2015-01-18 16:17:27 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2015-01-18 16:17:27 +0000 |
| commit | 67c32a98315f785a9ec9d531c1f571a0196c7463 (patch) | |
| tree | 4abb9cbeecc7901726dd0b4a37369596c852e9ef /include/llvm/Analysis/DominanceFrontierImpl.h | |
| parent | 9f61947910e6ab40de38e6b4034751ef1513200f (diff) | |
Diffstat (limited to 'include/llvm/Analysis/DominanceFrontierImpl.h')
| -rw-r--r-- | include/llvm/Analysis/DominanceFrontierImpl.h | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/include/llvm/Analysis/DominanceFrontierImpl.h b/include/llvm/Analysis/DominanceFrontierImpl.h index 04df2cc35d46..735bfb83671d 100644 --- a/include/llvm/Analysis/DominanceFrontierImpl.h +++ b/include/llvm/Analysis/DominanceFrontierImpl.h @@ -15,8 +15,8 @@ // //===----------------------------------------------------------------------===// -#ifndef LLVM_ANALYSIS_DOMINANCEFRONTIER_IMPL_H -#define LLVM_ANALYSIS_DOMINANCEFRONTIER_IMPL_H +#ifndef LLVM_ANALYSIS_DOMINANCEFRONTIERIMPL_H +#define LLVM_ANALYSIS_DOMINANCEFRONTIERIMPL_H #include "llvm/ADT/SmallPtrSet.h" #include "llvm/Support/Debug.h" @@ -172,9 +172,7 @@ ForwardDominanceFrontierBase<BlockT>::calculate(const DomTreeT &DT, DomSetType &S = this->Frontiers[currentBB]; // Visit each block only once. - if (visited.count(currentBB) == 0) { - visited.insert(currentBB); - + if (visited.insert(currentBB).second) { // Loop over CFG successors to calculate DFlocal[currentNode] for (auto SI = BlockTraits::child_begin(currentBB), SE = BlockTraits::child_end(currentBB); |