Allow Objective-C pointer conversions following an explicit user conversion.
Finishes the work started in r194224, and fixes <rdar://problem/15494681>.
llvm-svn: 197609
diff --git a/clang/test/SemaObjCXX/contextual-convert-to-id.mm b/clang/test/SemaObjCXX/contextual-convert-to-id.mm
index 602d6c2..47a9d07 100644
--- a/clang/test/SemaObjCXX/contextual-convert-to-id.mm
+++ b/clang/test/SemaObjCXX/contextual-convert-to-id.mm
@@ -8,6 +8,10 @@
- unknownMethod;
@end
+@interface C : A
+- knownMethod;
+@end
+
template<typename T> struct RetainPtr {
explicit operator T*() const;
};
@@ -17,6 +21,16 @@
[a unknownMethod]; // expected-warning{{'A' may not respond to 'unknownMethod'}}
}
+void explicitCast(RetainPtr<A> a, RetainPtr<B> b, RetainPtr<C> c) {
+ (void)(A*)a;
+ (void)(A*)b; // expected-error{{cannot convert 'RetainPtr<B>' to 'A *' without a conversion operator}}
+ (void)(A*)c;
+ (void)(C*)a;
+ (void)static_cast<A*>(a);
+ (void)static_cast<A*>(b); // expected-error{{cannot convert 'RetainPtr<B>' to 'A *' without a conversion operator}}
+ (void)static_cast<A*>(c);
+}
+
struct Incomplete; // expected-note{{forward declaration}}
void methodCallToIncomplete(Incomplete &incomplete) {
@@ -31,3 +45,8 @@
[a knownMethod];
[a unknownMethod];
}
+
+void explicitCast(IdPtr a) {
+ (void)(A*)a;
+ (void)static_cast<A*>(a);
+}