458 /// Gadget is an individual operation in the code that may be of interest to
461 /// Discovery of a gadget in the code corresponds to claiming that we understand
466 class Gadget {  class
469 #define GADGET(x) x,  macro
478   Gadget(Kind K) : K(K) {}  in Gadget()  function in __anon8edba8be0511::Gadget
485 #define GADGET(x)                                                              \  in getDebugName()  macro
490     llvm_unreachable("Unhandled Gadget::Kind enum");  in getDebugName()
499   /// Returns the list of pointer-type variables on which this gadget performs
501   /// of all DeclRefExprs in the gadget's AST!
504   virtual ~Gadget() = default;
512 class WarningGadget : public Gadget {
514   WarningGadget(Kind K) : Gadget(K) {}  in WarningGadget()
516   static bool classof(const Gadget *G) { return G->isWarningGadget(); }  in classof()
528 class FixableGadget : public Gadget {
530   FixableGadget(Kind K) : Gadget(K) {}  in FixableGadget()
532   static bool classof(const Gadget *G) { return !G->isWarningGadget(); }  in classof()
535   /// Returns a fixit that would fix the current gadget according to
570   static bool classof(const Gadget *G) {  in classof()
610   static bool classof(const Gadget *G) {  in classof()
649   static bool classof(const Gadget *G) {  in classof()
700   static bool classof(const Gadget *G) {  in classof()
749   static bool classof(const Gadget *G) {  in classof()
798   static bool classof(const Gadget *G) {  in classof()
846   static bool classof(const Gadget *G) {  in classof()
895   static bool classof(const Gadget *G) {  in classof()
937   static bool classof(const Gadget *G) {  in classof()
969   static bool classof(const Gadget *G) {  in classof()
993 // Warning gadget for unsafe invocation of span::data method.
1006   static bool classof(const Gadget *G) {  in classof()
1044   static bool classof(const Gadget *G) {  in classof()
1071 // Fixable gadget to handle stand alone pointers of the form `UPC(DRE)` in the
1072 // unspecified pointer context (isInUnspecifiedPointerContext). The gadget emits
1086   static bool classof(const Gadget *G) {  in classof()
1119   static bool classof(const Gadget *G) {  in classof()
1160   static bool classof(const Gadget *G) {  in classof()
1267   static bool classof(const Gadget *G) {  in classof()
1310   static bool classof(const Gadget *G) {  in classof()
1399       // In debug mode, assert that we've found exactly one gadget.  in findGadgets()
1423     FixableGadgets.push_back(std::make_unique<name##Gadget>(Result));          \  in findGadgets()
1429     WarningGadgets.push_back(std::make_unique<name##Gadget>(Result));          \  in findGadgets()
1446           // Add Gadget::matcher() for every gadget in the registry.  in findGadgets()
1448           allOf(x ## Gadget::matcher().bind(#x),                               \  in findGadgets()
1451           allOf(x ## Gadget::matcher().bind(#x),                               \  in findGadgets()
1469             x ## Gadget::matcher().bind(#x),  in findGadgets()
1625   // E. g. If an instance of this gadget is fixing variable on LHS then the  in getFixits()
2920           ("gadget '" + F->getDebugName() + "' refused to produce a fix")  in getFixIts()
3284   // `*p = 0` is a fixable gadget associated with a variable `p` that is neither  in checkUnsafeBufferUsage()