[llvm] [ORC] Pass FailedSNs by const-ref. NFCI. (PR #169600)

[Lang Hames via llvm-commits]

https://github.com/lhames created https://github.com/llvm/llvm-project/pull/169600

Avoids a vector copy.

>From 1e015b3ac39598ec1c412b24762c0d17f5728eaf Mon Sep 17 00:00:00 2001
From: Lang Hames <lhames at gmail.com>
Date: Wed, 26 Nov 2025 14:42:08 +1100
Subject: [PATCH] [ORC] Pass FailedSNs by const-ref. NFCI.

Avoids a vector copy.
---
 llvm/include/llvm/ExecutionEngine/Orc/WaitingOnGraph.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/include/llvm/ExecutionEngine/Orc/WaitingOnGraph.h b/llvm/include/llvm/ExecutionEngine/Orc/WaitingOnGraph.h
index a7ba79164c471..0b46c7fb1f445 100644
--- a/llvm/include/llvm/ExecutionEngine/Orc/WaitingOnGraph.h
+++ b/llvm/include/llvm/ExecutionEngine/Orc/WaitingOnGraph.h
@@ -592,7 +592,7 @@ template <typename ContainerIdT, typename ElementIdT> class WaitingOnGraph {
                             std::vector<std::unique_ptr<SuperNode>> &Failed,
                             SuperNodeDepsMap &SuperNodeDeps,
                             ElemToSuperNodeMap &ElemToSNs,
-                            std::vector<SuperNode *> FailedSNs) {
+                            const std::vector<SuperNode *> &FailedSNs) {
     for (size_t I = 0; I != SNs.size();) {
       auto &SN = SNs[I];