From 12d94850cd183cadf37f1f278e5795e84a95e894 Mon Sep 17 00:00:00 2001
From: Mircea Trofin <mtrofin@google.com>
Date: Wed, 18 Sep 2024 21:19:28 -0700
Subject: [PATCH] [ctx_prof] Avoid `llvm::append_range` to fix some build bots

Example: https://lab.llvm.org/buildbot/#/builders/169/builds/3381

The CI allowed the `llvm::append_range` instantiation, but
on the other hand it's quite unnecessary here.
---
 llvm/lib/Transforms/Instrumentation/PGOCtxProfFlattening.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/Transforms/Instrumentation/PGOCtxProfFlattening.cpp b/llvm/lib/Transforms/Instrumentation/PGOCtxProfFlattening.cpp
index 91f950e2ba4c3e..4bb505a4a4f03e 100644
--- a/llvm/lib/Transforms/Instrumentation/PGOCtxProfFlattening.cpp
+++ b/llvm/lib/Transforms/Instrumentation/PGOCtxProfFlattening.cpp
@@ -246,7 +246,7 @@ class ProfileAnnotator final {
         continue;
       }
       if (succ_size(BB) == 1) {
-        llvm::append_range(Worklist, successors(BB));
+        Worklist.push_back(BB->getUniqueSuccessor());
         continue;
       }
       const auto &BBInfo = getBBInfo(*BB);