Add support for profiling the matchers used.
Summary:
Add support for profiling the matchers used.
This will be connected with clang-tidy to generate a report to determine
and debug slow checks.
Reviewers: alexfh
Subscribers: klimek, cfe-commits
Differential Revision: http://reviews.llvm.org/D5911
llvm-svn: 220418
diff --git a/clang/unittests/ASTMatchers/ASTMatchersTest.cpp b/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
index d458431..b2c2a38 100644
--- a/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
+++ b/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
@@ -4421,6 +4421,25 @@
new VerifyAncestorHasChildIsEqual<IfStmt>()));
}
+TEST(MatchFinder, CheckProfiling) {
+ MatchFinder::MatchFinderOptions Options;
+ llvm::StringMap<llvm::TimeRecord> Records;
+ Options.CheckProfiling.emplace(Records);
+ MatchFinder Finder(std::move(Options));
+
+ struct NamedCallback : public MatchFinder::MatchCallback {
+ void run(const MatchFinder::MatchResult &Result) override {}
+ StringRef getID() const override { return "MyID"; }
+ } Callback;
+ Finder.addMatcher(decl(), &Callback);
+ std::unique_ptr<FrontendActionFactory> Factory(
+ newFrontendActionFactory(&Finder));
+ ASSERT_TRUE(tooling::runToolOnCode(Factory->create(), "int x;"));
+
+ EXPECT_EQ(1u, Records.size());
+ EXPECT_EQ("MyID", Records.begin()->getKey());
+}
+
class VerifyStartOfTranslationUnit : public MatchFinder::MatchCallback {
public:
VerifyStartOfTranslationUnit() : Called(false) {}