[llvm] [AsmParser] Avoid repeated map lookups (NFC) (PR #123015)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/123015

None

>From 188fe402d7ed89917f77d7fedf64d141ad994f30 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Tue, 14 Jan 2025 15:48:45 -0800
Subject: [PATCH] [AsmParser] Avoid repeated map lookups (NFC)

---
 llvm/lib/AsmParser/LLParser.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
index 81d048b32e139b..be6166f0c41694 100644
--- a/llvm/lib/AsmParser/LLParser.cpp
+++ b/llvm/lib/AsmParser/LLParser.cpp
@@ -941,8 +941,8 @@ bool LLParser::parseMDNodeID(MDNode *&Result) {
     return true;
 
   // If not a forward reference, just return it now.
-  if (NumberedMetadata.count(MID)) {
-    Result = NumberedMetadata[MID];
+  if (auto It = NumberedMetadata.find(MID); It != NumberedMetadata.end()) {
+    Result = It->second;
     return false;
   }