40 lines
1.8 KiB
Objective-C
40 lines
1.8 KiB
Objective-C
// RUN: %clang_cc1 -triple x86_64-apple-macos10.10 %s -verify=c,expected
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// RUN: %clang_cc1 -triple x86_64-apple-macos10.10 %s -xobjective-c++ -verify=cxx,expected
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// RUN: %clang_cc1 -triple x86_64-apple-macos10.10 %s -fobjc-arc -verify=c,arc,expected
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typedef signed char BOOL;
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#define YES __objc_yes
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#define NO __objc_no
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@interface NSNumber
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+(instancetype)numberWithChar:(char)value;
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+(instancetype)numberWithInt:(int)value;
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+(instancetype)numberWithDouble:(double)value;
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+(instancetype)numberWithBool:(BOOL)value;
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@end
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void test() {
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NSNumber *n = YES; // expected-error{{numeric literal must be prefixed by '@'}}
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NSNumber *n1 = 1; // expected-error{{numeric literal must be prefixed by '@'}}
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NSNumber *n2 = NO; // c-warning{{expression which evaluates to zero treated as a null pointer constant}}
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// cxx-error@-1{{numeric literal must be prefixed by '@'}}
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NSNumber *n3 = 0;
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NSNumber *n4 = 0.0; // expected-error{{numeric literal must be prefixed by '@'}}
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NSNumber *n5 = '\0'; // c-warning{{expression which evaluates to zero treated as a null pointer constant}}
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// cxx-error@-1{{numeric literal must be prefixed by '@'}}
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NSNumber *n6 = '1'; // expected-error{{numeric literal must be prefixed by '@'}}
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int i;
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NSNumber *n7 = i; // c-warning{{incompatible integer to pointer conversion}}
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// arc-error@-1{{implicit conversion of 'int' to 'NSNumber *' is disallowed with ARC}}
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// cxx-error@-2{{cannot initialize a variable of type 'NSNumber *' with an lvalue of type 'int'}}
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id n8 = 1; // c-warning{{incompatible integer to pointer conversion}}
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// arc-error@-1{{implicit conversion of 'int' to 'id' is disallowed with ARC}}
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// cxx-error@-2{{cannot initialize a variable of type 'id' with an rvalue of type 'int'}}
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}
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