llvm-project/clang/test/SemaObjC/objcbridgemutable-attribute.m
Aaron Ballman d618f1c3b1 Remove rdar links; NFC
This removes links to rdar, which is an internal bug tracker that the
community doesn't have visibility into.

See further discussion at:
https://discourse.llvm.org/t/code-review-reminder-about-links-in-code-commit-messages/71847
2023-07-07 08:41:11 -04:00

32 lines
1.7 KiB
Objective-C

// RUN: %clang_cc1 -fsyntax-only -verify -Wno-objc-root-class %s
typedef struct __attribute__((objc_bridge_mutable(NSMutableDictionary))) __CFDictionary * CFMutableDictionaryRef; // expected-note {{declared here}}
typedef struct __attribute__((objc_bridge_mutable(12))) __CFDictionaryB1 * CFMutableDictionaryB1Ref; // expected-error {{parameter of 'objc_bridge_mutable' attribute must be a single name of an Objective-C class}}
typedef struct __attribute__((objc_bridge_mutable(P))) __CFDictionaryB2 * CFMutableDictionaryB2Ref; // expected-note {{declared here}}
typedef struct __attribute__((objc_bridge_mutable(NSMutableDictionary, Unknown))) __CFDictionaryB3 * CFMutableDictionaryB3Ref; // expected-error {{use of undeclared identifier 'Unknown'}}
typedef struct __attribute__((objc_bridge_mutable)) __CFDictionaryB4 * CFMutableDictionaryB4Ref; // expected-error {{'objc_bridge_mutable' attribute takes one argument}}
@interface NSDictionary
@end
@interface NSMutableDictionary : NSDictionary
@end
@protocol P @end
void Test(NSMutableDictionary *md, NSDictionary *nd, CFMutableDictionaryRef mcf, CFMutableDictionaryB2Ref bmcf) {
(void) (CFMutableDictionaryRef)md;
(void) (CFMutableDictionaryRef)nd; // expected-warning {{'NSDictionary' cannot bridge to 'CFMutableDictionaryRef' (aka 'struct __CFDictionary *')}}
(void) (NSDictionary *)mcf; // ok, bridgt_type NSMutableDictionary can be type-cast to its super class.
NSDictionary *nsdobj = (NSMutableDictionary*)0;
(void) (NSMutableDictionary *)mcf; // ok;
(void) (NSMutableDictionary *)bmcf; // expected-error {{CF object of type 'CFMutableDictionaryB2Ref' (aka 'struct __CFDictionaryB2 *') is bridged to 'P', which is not an Objective-C class}}
}