https://github.com/kazutakahirata created
https://github.com/llvm/llvm-project/pull/126461
None
>From 38fe282d1e50b35d46ec368b86edba58e1898090 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <k...@google.com>
Date: Sun, 9 Feb 2025 13:54:03 -0800
Subject: [PATCH] [AST] Avoid repeated hash lookups (NFC)
---
clang/lib/AST/RawCommentList.cpp | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/clang/lib/AST/RawCommentList.cpp b/clang/lib/AST/RawCommentList.cpp
index fddedd3a31856a3..9658c6ab3d39dd6 100644
--- a/clang/lib/AST/RawCommentList.cpp
+++ b/clang/lib/AST/RawCommentList.cpp
@@ -287,13 +287,13 @@ void RawCommentList::addComment(const RawComment &RC,
// If this is the first Doxygen comment, save it (because there isn't
// anything to merge it with).
- if (OrderedComments[CommentFile].empty()) {
- OrderedComments[CommentFile][CommentOffset] =
- new (Allocator) RawComment(RC);
+ auto &OC = OrderedComments[CommentFile];
+ if (OC.empty()) {
+ OC[CommentOffset] = new (Allocator) RawComment(RC);
return;
}
- const RawComment &C1 = *OrderedComments[CommentFile].rbegin()->second;
+ const RawComment &C1 = *OC.rbegin()->second;
const RawComment &C2 = RC;
// Merge comments only if there is only whitespace between them.
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