vendor/llvm/llvm-trunk-r338150

1 files changed, 4 insertions, 1 deletions

diff --git a/lib/CodeGen/FuncletLayout.cpp b/lib/CodeGen/FuncletLayout.cpp
index 9c71b18619a1..581cd423f2d4 100644
--- a/lib/CodeGen/FuncletLayout.cpp
+++ b/lib/CodeGen/FuncletLayout.cpp
@@ -41,8 +41,11 @@ INITIALIZE_PASS(FuncletLayout, DEBUG_TYPE,
                 "Contiguously Lay Out Funclets", false, false)
 
 bool FuncletLayout::runOnMachineFunction(MachineFunction &F) {
+  // Even though this gets information from getEHScopeMembership(), this pass is
+  // only necessary for funclet-based EH personalities, in which these EH scopes
+  // are outlined at the end.
   DenseMap<const MachineBasicBlock *, int> FuncletMembership =
-      getFuncletMembership(F);
+      getEHScopeMembership(F);
   if (FuncletMembership.empty())
     return false;