Use empty() instead of begin() == end().
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54780 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/LoopExtractor.cpp b/lib/Transforms/IPO/LoopExtractor.cpp
index 10ec306..8e55b3f 100644
--- a/lib/Transforms/IPO/LoopExtractor.cpp
+++ b/lib/Transforms/IPO/LoopExtractor.cpp
@@ -79,7 +79,7 @@
LoopInfo &LI = getAnalysis<LoopInfo>();
// If this function has no loops, there is nothing to do.
- if (LI.begin() == LI.end())
+ if (LI.empty())
return false;
DominatorTree &DT = getAnalysis<DominatorTree>();
diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp
index 135ce33..1ab9a18 100644
--- a/lib/Transforms/Scalar/LoopIndexSplit.cpp
+++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp
@@ -1006,9 +1006,9 @@
// Remove split condition.
SD.SplitCondition->eraseFromParent();
- if (Op0->use_begin() == Op0->use_end())
+ if (Op0->use_empty())
Op0->eraseFromParent();
- if (Op1->use_begin() == Op1->use_end())
+ if (Op1->use_empty())
Op1->eraseFromParent();
BranchInst *ExitInsn =
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp
index d04fce6..efd1765 100644
--- a/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -107,7 +107,7 @@
CommonPreds.insert(*PI);
// Shortcut, if there are no common predecessors, merging is always safe
- if (CommonPreds.begin() == CommonPreds.end())
+ if (CommonPreds.empty())
return true;
// Look at all the phi nodes in Succ, to see if they present a conflict when