[llvm] [HipStdPar] Avoid repeated hash lookups (NFC) (PR #123558)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/123558

None

>From 8ecbb688cadb03af3f51da52d1b574cff311341b Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Sun, 19 Jan 2025 12:06:26 -0800
Subject: [PATCH] [HipStdPar] Avoid repeated hash lookups (NFC)

---
 llvm/lib/Transforms/HipStdPar/HipStdPar.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/Transforms/HipStdPar/HipStdPar.cpp b/llvm/lib/Transforms/HipStdPar/HipStdPar.cpp
index 92042ddab38dc7..895c8c9d48681e 100644
--- a/llvm/lib/Transforms/HipStdPar/HipStdPar.cpp
+++ b/llvm/lib/Transforms/HipStdPar/HipStdPar.cpp
@@ -279,10 +279,11 @@ HipStdParAllocationInterpositionPass::run(Module &M, ModuleAnalysisManager&) {
   for (auto &&F : M) {
     if (!F.hasName())
       continue;
-    if (!AllocReplacements.contains(F.getName()))
+    auto It = AllocReplacements.find(F.getName());
+    if (It == AllocReplacements.end())
       continue;
 
-    if (auto R = M.getFunction(AllocReplacements[F.getName()])) {
+    if (auto R = M.getFunction(It->second)) {
       F.replaceAllUsesWith(R);
     } else {
       std::string W;