[clang] [clang-scan-deps] Avoid repeated map lookups (NFC) (PR #127023)

[Kazu Hirata via cfe-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/127023

None

>From a5fcb4155ee6d50c295aa7b38f174ee35d4f4540 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Wed, 12 Feb 2025 09:11:49 -0800
Subject: [PATCH] [clang-scan-deps] Avoid repeated map lookups (NFC)

---
 clang/tools/clang-scan-deps/ClangScanDeps.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/clang/tools/clang-scan-deps/ClangScanDeps.cpp b/clang/tools/clang-scan-deps/ClangScanDeps.cpp
index 4b39ae9c35c04..9cdb1eae56187 100644
--- a/clang/tools/clang-scan-deps/ClangScanDeps.cpp
+++ b/clang/tools/clang-scan-deps/ClangScanDeps.cpp
@@ -308,8 +308,7 @@ class ResourceDirectoryCache {
       return "";
     StringRef Output = OutputBuf.get()->getBuffer().rtrim('\n');
 
-    Cache[ClangBinaryPath] = Output.str();
-    return Cache[ClangBinaryPath];
+    return Cache[ClangBinaryPath] = Output.str();
   }
 
 private: