https://github.com/kazutakahirata created
https://github.com/llvm/llvm-project/pull/112823
None
>From 621d5b5a767daa4046dffec522c39e4bc652ac1b Mon Sep 17 00:00:00 2001
From: Kazu Hirata <k...@google.com>
Date: Thu, 17 Oct 2024 07:52:35 -0700
Subject: [PATCH] [lldb] Avoid repeated map lookups (NFC)
---
lldb/source/Commands/CommandObjectMultiword.cpp | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/lldb/source/Commands/CommandObjectMultiword.cpp
b/lldb/source/Commands/CommandObjectMultiword.cpp
index 484d9022027ec6..71339bd0f28b41 100644
--- a/lldb/source/Commands/CommandObjectMultiword.cpp
+++ b/lldb/source/Commands/CommandObjectMultiword.cpp
@@ -102,11 +102,9 @@ llvm::Error CommandObjectMultiword::LoadUserSubcommand(
std::string str_name(name);
- auto pos = m_subcommand_dict.find(str_name);
- if (pos == m_subcommand_dict.end()) {
- m_subcommand_dict[str_name] = cmd_obj_sp;
+ auto [pos, inserted] = m_subcommand_dict.try_emplace(str_name, cmd_obj_sp);
+ if (inserted)
return llvm::Error::success();
- }
const char *error_str = nullptr;
if (!can_replace)
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