From 8ad19ffa7bd2ce50b90f3214b6012ec2d880cf52 Mon Sep 17 00:00:00 2001
From: Johannes Doerfert <johannes@jdoerfert.de>
Date: Sat, 11 Apr 2020 12:36:24 -0500
Subject: [PATCH] [MustExecute][NFC] Copy function_ref instead of passing a
 reference

---
 llvm/include/llvm/Analysis/MustExecute.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/include/llvm/Analysis/MustExecute.h b/llvm/include/llvm/Analysis/MustExecute.h
index aa54db5..f40fa1f 100644
--- a/llvm/include/llvm/Analysis/MustExecute.h
+++ b/llvm/include/llvm/Analysis/MustExecute.h
@@ -468,7 +468,7 @@ struct MustBeExecutedContextExplorer {
   /// This method will evaluate \p Pred and return
   /// true if \p Pred holds in every instruction.
   bool checkForAllContext(const Instruction *PP,
-                          const function_ref<bool(const Instruction *)> &Pred) {
+                          function_ref<bool(const Instruction *)> Pred) {
     for (auto EIt = begin(PP), EEnd = end(PP); EIt != EEnd; ++EIt)
       if (!Pred(*EIt))
         return false;
-- 
2.7.4