[clang-tools-extra] [clang-tidy] The first PR our of many PRs for the "Initialized Class Members" check. (PR #65189)

[via cfe-commits]

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@@ -0,0 +1,56 @@
+// RUN: %check_clang_tidy %s google-cpp-init-class-members %t
+
+class PositiveDefaultedDefaultConstructor {
+public:
+  PositiveDefaultedDefaultConstructor() = default;
+  // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: constructor should initialize these fields: X
+
+private:
+  int X;
+};
+
+class PositiveDefaultedDefaultConstructorWithInitializedField {
+public:
+  PositiveDefaultedDefaultConstructorWithInitializedField() = default;
+  // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: constructor should initialize these fields: X
+
+private:
+  int X;
+  int Y = 4; // no-warning
+};
+
+class Helper {
+ public:
+  Helper(int x) : X(x) {}
+
+ private:
+  int X;
+};
+
+class PositiveDefaultedConstructorObjectAndPrimitive {
+ public:
+  PositiveDefaultedConstructorObjectAndPrimitive() = default;
+  // CHECK-MESSAGES: :[[@LINE-1]]:3: warning: constructor should initialize these fields: Y
+
+  Helper* GetHelper() { return &X; }
+
+  void SetY(bool enabled) { Y = enabled; }
+
+  bool IsY() { return Y; }
+
+ private:
+  Helper X;
+  bool Y;
+};
+
+struct PositiveStruct {
+  // CHECK-MESSAGES: :[[@LINE-1]]:8: warning: these fields should be initialized: X, Y
+  int X;
+  int Y;
+};
+
+struct PositiveStructWithInitializedField {
+  // CHECK-MESSAGES: :[[@LINE-1]]:8: warning: these fields should be initialized: Y
+  int X = 3; // no-warning
+  int Y;
+};
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adriannistor wrote:

Fixed in a0d227088b9d099b23ed68af80714e2f96a7a2a8 ! Thanks!

https://github.com/llvm/llvm-project/pull/65189