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75 lines
2.6 KiB
75 lines
2.6 KiB
4 months ago
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// RUN: %clang_cc1 -fsyntax-only -verify -Wobjc-literal-conversion %s
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@class NSString;
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@interface NSNumber
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+ (NSNumber *)numberWithChar:(char)value;
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+ (NSNumber *)numberWithInt:(int)value;
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+ (NSNumber *)numberWithLongLong:(long long)value;
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+ (NSNumber *)numberWithFloat:(float)value;
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+ (NSNumber *)numberWithDouble:(double)value;
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+ (NSNumber *)numberWithBool:(bool)value;
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@end
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@interface NSArray
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+ (id)arrayWithObjects:(const id [])objects count:(int)cnt;
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@end
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@interface NSDictionary
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+ (id)dictionaryWithObjects:(const id [])objects forKeys:(const id [])keys count:(unsigned long)cnt;
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@end
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void char_test() {
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if (@'a') {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void int_test() {
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if (@12) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@-12) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@12LL) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@-12LL) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void float_test() {
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if (@12.55) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@-12.55) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@12.55F) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@-12.55F) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void bool_test() {
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if (@true) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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if (@false) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void string_test() {
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if (@"asdf") {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void array_test() {
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if (@[ @313, @331, @367, @379 ]) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void dictionary_test() {
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if (@{ @0: @0, @1: @1, @2: @1, @3: @3 }) {}
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// expected-warning@-1{{implicit boolean conversion of Objective-C object literal always evaluates to true}}
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}
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void objc_bool_test () {
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if (__objc_yes) {}
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if (__objc_no) {}
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}
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