[PATCH] D144641: [clangd] Set diag data before emitting
Kadir Cetinkaya via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Thu Feb 23 05:48:28 PST 2023
kadircet created this revision.
kadircet added a reviewer: hokein.
Herald added a subscriber: arphaman.
Herald added a project: All.
kadircet requested review of this revision.
Herald added subscribers: cfe-commits, MaskRay, ilya-biryukov.
Herald added a project: clang-tools-extra.
Also fixes a benign use-after-free.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D144641
Files:
clang-tools-extra/clangd/Diagnostics.cpp
clang-tools-extra/clangd/unittests/DiagnosticsTests.cpp
Index: clang-tools-extra/clangd/unittests/DiagnosticsTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/DiagnosticsTests.cpp
+++ clang-tools-extra/clangd/unittests/DiagnosticsTests.cpp
@@ -23,6 +23,7 @@
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/DiagnosticSema.h"
#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/JSON.h"
#include "llvm/Support/ScopedPrinter.h"
#include "llvm/Support/TargetSelect.h"
#include "gmock/gmock.h"
@@ -1012,6 +1013,7 @@
D.Severity = DiagnosticsEngine::Error;
D.File = "foo/bar/main.cpp";
D.AbsFile = std::string(MainFile.file());
+ D.OpaqueData["test"] = "bar";
clangd::Note NoteInMain;
NoteInMain.Message = "declared somewhere in the main file";
@@ -1050,6 +1052,7 @@
../foo/baz/header.h:10:11:
note: declared somewhere in the header file)";
MainLSP.tags = {DiagnosticTag::Unnecessary};
+ MainLSP.data = D.OpaqueData;
clangd::Diagnostic NoteInMainLSP;
NoteInMainLSP.range = NoteInMain.Range;
Index: clang-tools-extra/clangd/Diagnostics.cpp
===================================================================
--- clang-tools-extra/clangd/Diagnostics.cpp
+++ clang-tools-extra/clangd/Diagnostics.cpp
@@ -526,6 +526,9 @@
}
}
Main.tags = D.Tags;
+ // FIXME: Get rid of the copies here by taking in a mutable clangd::Diag.
+ for (auto &Entry : D.OpaqueData)
+ Main.data.insert({Entry.first, Entry.second});
OutFn(std::move(Main), D.Fixes);
// If we didn't emit the notes as relatedLocations, emit separate diagnostics
@@ -540,10 +543,6 @@
Res.message = noteMessage(D, Note, Opts);
OutFn(std::move(Res), llvm::ArrayRef<Fix>());
}
-
- // FIXME: Get rid of the copies here by taking in a mutable clangd::Diag.
- for (auto &Entry : D.OpaqueData)
- Main.data.insert({Entry.first, Entry.second});
}
int getSeverity(DiagnosticsEngine::Level L) {
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