50 lines
1.6 KiB
Objective-C
50 lines
1.6 KiB
Objective-C
// RUN: %clang_cc1 %s -verify -Wobjc-signed-char-bool
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// RUN: %clang_cc1 -xobjective-c++ %s -verify -Wobjc-signed-char-bool
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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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typedef unsigned char Boolean;
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BOOL b;
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Boolean boolean;
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float fl;
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int i;
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int *ptr;
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void t1() {
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b = boolean;
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b = fl; // expected-warning {{implicit conversion from floating-point type 'float' to 'BOOL'}}
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b = i; // expected-warning {{implicit conversion from integral type 'int' to 'BOOL'}}
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b = 1.0;
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b = 0.0;
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b = 1.1; // expected-warning {{implicit conversion from 'double' to 'BOOL' (aka 'signed char') changes value from 1.1 to 1}}
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b = 2.1; // expected-warning {{implicit conversion from constant value 2.1 to 'BOOL'; the only well defined values for 'BOOL' are YES and NO}}
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b = YES;
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#ifndef __cplusplus
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b = ptr; // expected-warning {{incompatible pointer to integer conversion assigning to 'BOOL' (aka 'signed char') from 'int *'}}
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#endif
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}
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@interface BoolProp
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@property BOOL p;
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@end
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void t2(BoolProp *bp) {
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bp.p = YES;
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bp.p = NO;
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bp.p = boolean;
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bp.p = fl; // expected-warning {{implicit conversion from floating-point type 'float' to 'BOOL'}}
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bp.p = i; // expected-warning {{implicit conversion from integral type 'int' to 'BOOL'}}
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bp.p = b;
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bp.p = bp.p;
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#ifndef __cplusplus
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bp.p = ptr; // expected-warning {{incompatible pointer to integer conversion assigning to 'BOOL' (aka 'signed char') from 'int *'}}
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#endif
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bp.p = 1;
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bp.p = 2; // expected-warning {{implicit conversion from constant value 2 to 'BOOL'; the only well defined values for 'BOOL' are YES and NO}}
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}
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