vendor/llvm/llvm-trunk-r241361

1 files changed, 7 insertions, 9 deletions

diff --git a/lib/Analysis/CFG.cpp b/lib/Analysis/CFG.cpp
index 8ecd70b5d716..e15109bd2702 100644
--- a/lib/Analysis/CFG.cpp
+++ b/lib/Analysis/CFG.cpp
@@ -126,10 +126,9 @@ static bool loopContainsBoth(const LoopInfo *LI,
   return L1 != nullptr && L1 == L2;
 }
 
-static bool isPotentiallyReachableInner(SmallVectorImpl<BasicBlock *> &Worklist,
-                                        BasicBlock *StopBB,
-                                        const DominatorTree *DT,
-                                        const LoopInfo *LI) {
+bool llvm::isPotentiallyReachableFromMany(
+    SmallVectorImpl<BasicBlock *> &Worklist, BasicBlock *StopBB,
+    const DominatorTree *DT, const LoopInfo *LI) {
   // When the stop block is unreachable, it's dominated from everywhere,
   // regardless of whether there's a path between the two blocks.
   if (DT && !DT->isReachableFromEntry(StopBB))
@@ -179,8 +178,8 @@ bool llvm::isPotentiallyReachable(const BasicBlock *A, const BasicBlock *B,
   SmallVector<BasicBlock*, 32> Worklist;
   Worklist.push_back(const_cast<BasicBlock*>(A));
 
-  return isPotentiallyReachableInner(Worklist, const_cast<BasicBlock*>(B),
-                                     DT, LI);
+  return isPotentiallyReachableFromMany(Worklist, const_cast<BasicBlock *>(B),
+                                        DT, LI);
 }
 
 bool llvm::isPotentiallyReachable(const Instruction *A, const Instruction *B,
@@ -230,7 +229,6 @@ bool llvm::isPotentiallyReachable(const Instruction *A, const Instruction *B,
   if (B->getParent() == &A->getParent()->getParent()->getEntryBlock())
     return false;
 
-  return isPotentiallyReachableInner(Worklist,
-                                     const_cast<BasicBlock*>(B->getParent()),
-                                     DT, LI);
+  return isPotentiallyReachableFromMany(
+      Worklist, const_cast<BasicBlock *>(B->getParent()), DT, LI);
 }