https://github.com/frederic-tingaud-sonarsource updated
https://github.com/llvm/llvm-project/pull/81776
>From c12b2e26ad7a114aff09b89c75178d4ab7890a20 Mon Sep 17 00:00:00 2001
From: Fred Tingaud <frederic.ting...@sonarsource.com>
Date: Wed, 14 Feb 2024 19:40:29 +0100
Subject: [PATCH 1/2] [clang] Fix isInStdNamespace for Decl flagged extern c++
---
clang/lib/AST/DeclBase.cpp | 3 +++
clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp | 5 +++++
2 files changed, 8 insertions(+)
diff --git a/clang/lib/AST/DeclBase.cpp b/clang/lib/AST/DeclBase.cpp
index 8163f9bdaf8d97..4cfe9ed3340735 100644
--- a/clang/lib/AST/DeclBase.cpp
+++ b/clang/lib/AST/DeclBase.cpp
@@ -402,6 +402,9 @@ bool Decl::isInAnonymousNamespace() const {
bool Decl::isInStdNamespace() const {
const DeclContext *DC = getDeclContext();
+ while (auto const LD = dyn_cast_or_null<LinkageSpecDecl>(DC)) {
+ DC = LD->getDeclContext();
+ }
return DC && DC->isStdNamespace();
}
diff --git a/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
b/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
index edcdae4559d970..b75da7bc1ed069 100644
--- a/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
+++ b/clang/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp
@@ -3637,6 +3637,11 @@ TEST_P(ASTMatchersTest, InStdNamespace) {
" class vector {};"
"}",
cxxRecordDecl(hasName("vector"), isInStdNamespace())));
+
+ EXPECT_TRUE(matches("namespace std {"
+ " extern \"C++\" class vector {};"
+ "}",
+ cxxRecordDecl(hasName("vector"), isInStdNamespace())));
}
TEST_P(ASTMatchersTest, InAnonymousNamespace) {
>From 3d37a1b59032889115ef1c9e7039c65d3c6ff830 Mon Sep 17 00:00:00 2001
From: Fred Tingaud <frederic.ting...@sonarsource.com>
Date: Thu, 15 Feb 2024 10:18:46 +0100
Subject: [PATCH 2/2] Add ReleaseNotes entry.
---
clang/docs/ReleaseNotes.rst | 2 ++
1 file changed, 2 insertions(+)
diff --git a/clang/docs/ReleaseNotes.rst b/clang/docs/ReleaseNotes.rst
index 6cf48d63dd512e..db3dc724997286 100644
--- a/clang/docs/ReleaseNotes.rst
+++ b/clang/docs/ReleaseNotes.rst
@@ -308,6 +308,8 @@ Floating Point Support in Clang
AST Matchers
------------
+- ``isInStdNamespace`` now supports Decl declared with ``extern "C++"``.
+
clang-format
------------
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