417 namespace pointer_wrappers {  namespace
443 template <> struct ValueIsPresent<pointer_wrappers::PTy> {
444   using UnwrappedType = pointer_wrappers::PTy;
445   static inline bool isPresent(const pointer_wrappers::PTy &P) {  in isPresent()
448   static UnwrappedType &unwrapValue(pointer_wrappers::PTy &P) { return P; }  in unwrapValue()
451 template <> struct ValueIsPresent<const pointer_wrappers::PTy> {
452   using UnwrappedType = pointer_wrappers::PTy;
453   static inline bool isPresent(const pointer_wrappers::PTy &P) {  in isPresent()
457   static UnwrappedType &unwrapValue(const pointer_wrappers::PTy &P) {  in unwrapValue()
462 template <> struct simplify_type<pointer_wrappers::PTy> {
463   typedef pointer_wrappers::Base *SimpleType;
464   static SimpleType getSimplifiedValue(pointer_wrappers::PTy &P) {  in getSimplifiedValue()
468 template <> struct simplify_type<const pointer_wrappers::PTy> {
469   typedef pointer_wrappers::Base *SimpleType;
470   static SimpleType getSimplifiedValue(const pointer_wrappers::PTy &P) {  in getSimplifiedValue()
478 namespace pointer_wrappers {  namespace
481 pointer_wrappers::Base B;
482 pointer_wrappers::Derived D;
485 pointer_wrappers::PTy MN(nullptr);
486 pointer_wrappers::PTy MB(&B);
487 pointer_wrappers::PTy MD(&D);
490 const pointer_wrappers::PTy CN(nullptr);
491 const pointer_wrappers::PTy CB(&B);
492 const pointer_wrappers::PTy CD(&D);
495   EXPECT_TRUE(!isa<pointer_wrappers::Derived>(MB));  in TEST()
496   EXPECT_TRUE(!isa<pointer_wrappers::Derived>(CB));  in TEST()
497   EXPECT_TRUE(isa<pointer_wrappers::Derived>(MD));  in TEST()
498   EXPECT_TRUE(isa<pointer_wrappers::Derived>(CD));  in TEST()
502   EXPECT_EQ(cast<pointer_wrappers::Derived>(MD), &D);  in TEST()
503   EXPECT_EQ(cast<pointer_wrappers::Derived>(CD), &D);  in TEST()
507   EXPECT_EQ(cast_or_null<pointer_wrappers::Derived>(MN), nullptr);  in TEST()
508   EXPECT_EQ(cast_or_null<pointer_wrappers::Derived>(CN), nullptr);  in TEST()
509   EXPECT_EQ(cast_or_null<pointer_wrappers::Derived>(MD), &D);  in TEST()
510   EXPECT_EQ(cast_or_null<pointer_wrappers::Derived>(CD), &D);  in TEST()
514   EXPECT_EQ(dyn_cast<pointer_wrappers::Derived>(MB), nullptr);  in TEST()
515   EXPECT_EQ(dyn_cast<pointer_wrappers::Derived>(CB), nullptr);  in TEST()
516   EXPECT_EQ(dyn_cast<pointer_wrappers::Derived>(MD), &D);  in TEST()
517   EXPECT_EQ(dyn_cast<pointer_wrappers::Derived>(CD), &D);  in TEST()
521   EXPECT_EQ(dyn_cast_or_null<pointer_wrappers::Derived>(MN), nullptr);  in TEST()
522   EXPECT_EQ(dyn_cast_or_null<pointer_wrappers::Derived>(CN), nullptr);  in TEST()
523   EXPECT_EQ(dyn_cast_or_null<pointer_wrappers::Derived>(MB), nullptr);  in TEST()
524   EXPECT_EQ(dyn_cast_or_null<pointer_wrappers::Derived>(CB), nullptr);  in TEST()
525   EXPECT_EQ(dyn_cast_or_null<pointer_wrappers::Derived>(MD), &D);  in TEST()
526   EXPECT_EQ(dyn_cast_or_null<pointer_wrappers::Derived>(CD), &D);  in TEST()