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-rw-r--r--clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp19
-rw-r--r--clang/lib/Sema/SemaCodeComplete.cpp3
-rw-r--r--clang/test/CodeCompletion/member-access-qualifiers.cpp13
3 files changed, 35 insertions, 0 deletions
diff --git a/clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp b/clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
index 6e4322eff5d..4cfb1a2d631 100644
--- a/clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
+++ b/clang-tools-extra/clangd/unittests/CodeCompleteTests.cpp
@@ -2546,6 +2546,25 @@ TEST(CompletionTest, NamespaceDoubleInsertion) {
UnorderedElementsAre(AllOf(Qualifier(""), Named("ABCDE"))));
}
+TEST(CompletionTest, DerivedMethodsAreAlwaysVisible) {
+ // Despite the fact that base method matches the ref-qualifier better,
+ // completion results should only include the derived method.
+ auto Completions = completions(R"cpp(
+ struct deque_base {
+ float size();
+ double size() const;
+ };
+ struct deque : deque_base {
+ int size() const;
+ };
+
+ auto x = deque().^
+ )cpp")
+ .Completions;
+ EXPECT_THAT(Completions,
+ ElementsAre(AllOf(ReturnType("int"), Named("size"))));
+}
+
TEST(NoCompileCompletionTest, Basic) {
auto Results = completionsNoCompile(R"cpp(
void func() {
diff --git a/clang/lib/Sema/SemaCodeComplete.cpp b/clang/lib/Sema/SemaCodeComplete.cpp
index e4bbee86e35..f24c3b234ff 100644
--- a/clang/lib/Sema/SemaCodeComplete.cpp
+++ b/clang/lib/Sema/SemaCodeComplete.cpp
@@ -1185,6 +1185,9 @@ static OverloadCompare compareOverloads(const CXXMethodDecl &Candidate,
const CXXMethodDecl &Incumbent,
const Qualifiers &ObjectQuals,
ExprValueKind ObjectKind) {
+ // Base/derived shadowing is handled elsewhere.
+ if (Candidate.getDeclContext() != Incumbent.getDeclContext())
+ return OverloadCompare::BothViable;
if (Candidate.isVariadic() != Incumbent.isVariadic() ||
Candidate.getNumParams() != Incumbent.getNumParams() ||
Candidate.getMinRequiredArguments() !=
diff --git a/clang/test/CodeCompletion/member-access-qualifiers.cpp b/clang/test/CodeCompletion/member-access-qualifiers.cpp
new file mode 100644
index 00000000000..93af02c2390
--- /dev/null
+++ b/clang/test/CodeCompletion/member-access-qualifiers.cpp
@@ -0,0 +1,13 @@
+struct deque_base {
+ int &size();
+ const int &size() const;
+};
+
+struct deque : private deque_base {
+ int size() const;
+};
+
+auto x = deque().
+// RUN: %clang_cc1 -fsyntax-only -code-completion-at=%s:10:18 %s -o - | FileCheck %s
+// CHECK: COMPLETION: size : [#int#]size()[# const#]
+// CHECK: COMPLETION: size (Hidden,InBase,Inaccessible) : [#int &#]deque_base::size()
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