deps: update googletest to 56efe3983185e3f37e43415d1afa97e3860f187f

deps/googletest/include/gtest/gtest-matchers.h

@@ -40,6 +40,7 @@
 #define GOOGLETEST_INCLUDE_GTEST_GTEST_MATCHERS_H_
 
 #include <atomic>
+#include <cstddef>
 #include <functional>
 #include <memory>
 #include <ostream>
@@ -485,6 +486,15 @@ class [[nodiscard]] Matcher : public internal::MatcherBase<T> {
   // Implicit constructor here allows people to write
   // EXPECT_CALL(foo, Bar(5)) instead of EXPECT_CALL(foo, Bar(Eq(5))) sometimes
   Matcher(T value);  // NOLINT
+
+  // Implicit constructor here allows people to write
+  // EXPECT_THAT(foo, nullptr) instead of EXPECT_THAT(foo, IsNull()) for smart
+  // pointer types.
+  //
+  // The second argument is needed to avoid capturing literal '0'.
+  template <typename U>
+  Matcher(U,  // NOLINT
+          std::enable_if_t<std::is_same_v<U, std::nullptr_t>>* = nullptr);
 };
 
 // The following two specializations allow the user to write str
@@ -895,13 +905,21 @@ inline internal::EqMatcher<T> Eq(T x) {
   return internal::EqMatcher<T>(x);
 }
 
-// Constructs a Matcher<T> from a 'value' of type T.  The constructed
+// Constructs a Matcher<T> from a 'value' of type T. The constructed
 // matcher matches any value that's equal to 'value'.
 template <typename T>
 Matcher<T>::Matcher(T value) {
   *this = Eq(value);
 }
 
+// Constructs a Matcher<T> from nullptr. The constructed matcher matches any
+// value that is equal to nullptr.
+template <typename T>
+template <typename U>
+Matcher<T>::Matcher(U, std::enable_if_t<std::is_same_v<U, std::nullptr_t>>*) {
+  *this = Eq(nullptr);
+}
+
 // Creates a monomorphic matcher that matches anything with type Lhs
 // and equal to rhs.  A user may need to use this instead of Eq(...)
 // in order to resolve an overloading ambiguity.

deps/googletest/include/gtest/internal/gtest-port.h

@@ -1452,7 +1452,7 @@ typedef GTestMutexLock MutexLock;
 // without knowing its type.
 class [[nodiscard]] ThreadLocalValueHolderBase {
  public:
-  virtual ~ThreadLocalValueHolderBase() {}
+  virtual ~ThreadLocalValueHolderBase() = default;
 };
 
 // Provides a way for a thread to send notifications to a ThreadLocal
@@ -1466,8 +1466,8 @@ class [[nodiscard]] ThreadLocalBase {
   virtual ThreadLocalValueHolderBase* NewValueForCurrentThread() const = 0;
 
  protected:
-  ThreadLocalBase() {}
-  virtual ~ThreadLocalBase() {}
+  ThreadLocalBase() = default;
+  virtual ~ThreadLocalBase() = default;
 
  private:
   ThreadLocalBase(const ThreadLocalBase&) = delete;
@@ -1496,7 +1496,7 @@ class GTEST_API_ [[nodiscard]] ThreadWithParamBase {
  protected:
   class Runnable {
    public:
-    virtual ~Runnable() {}
+    virtual ~Runnable() = default;
     virtual void Run() = 0;
   };
 
@@ -1515,14 +1515,14 @@ class [[nodiscard]] ThreadWithParam : public ThreadWithParamBase {
 
   ThreadWithParam(UserThreadFunc* func, T param, Notification* thread_can_start)
       : ThreadWithParamBase(new RunnableImpl(func, param), thread_can_start) {}
-  virtual ~ThreadWithParam() {}
+  ~ThreadWithParam() override {}
 
  private:
   class RunnableImpl : public Runnable {
    public:
     RunnableImpl(UserThreadFunc* func, T param) : func_(func), param_(param) {}
-    virtual ~RunnableImpl() {}
-    virtual void Run() { func_(param_); }
+    ~RunnableImpl() override {}
+    void Run() override { func_(param_); }
 
    private:
     UserThreadFunc* const func_;
@@ -1605,8 +1605,8 @@ class [[nodiscard]] ThreadLocal : public ThreadLocalBase {
 
   class ValueHolderFactory {
    public:
-    ValueHolderFactory() {}
-    virtual ~ValueHolderFactory() {}
+    ValueHolderFactory() = default;
+    virtual ~ValueHolderFactory() = default;
     virtual ValueHolder* MakeNewHolder() const = 0;
 
    private:
@@ -1616,7 +1616,7 @@ class [[nodiscard]] ThreadLocal : public ThreadLocalBase {
 
   class DefaultValueHolderFactory : public ValueHolderFactory {
    public:
-    DefaultValueHolderFactory() {}
+    DefaultValueHolderFactory() = default;
     ValueHolder* MakeNewHolder() const override { return new ValueHolder(); }
 
    private: