| 1 | // RUN: %clang_cc1 -fobjc-runtime=macosx-fragile -fsyntax-only -verify -Wno-objc-root-class %s |
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| 2 | // RUN: %clang_cc1 -std=c89 -fobjc-runtime=macosx-fragile -fsyntax-only -verify -Wno-objc-root-class %s |
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| 3 | |
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| 4 | |
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| 5 | #if __STDC_VERSION__ >= 201112L |
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| 6 | |
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| 7 | #if !__has_feature(objc_c_static_assert) |
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| 8 | #error failed |
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| 9 | #endif |
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| 10 | |
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| 11 | #if !__has_extension(objc_c_static_assert) |
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| 12 | #error failed |
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| 13 | #endif |
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| 14 | |
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| 15 | @interface A { |
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| 16 | int a; |
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| 17 | _Static_assert(1, ""); |
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| 18 | _Static_assert(0, ""); // expected-error {{static_assert failed}} |
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| 19 | |
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| 20 | _Static_assert(a, ""); // expected-error {{use of undeclared identifier 'a'}} |
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| 21 | _Static_assert(sizeof(a), ""); // expected-error {{use of undeclared identifier 'a'}} |
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| 22 | } |
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| 23 | |
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| 24 | _Static_assert(1, ""); |
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| 25 | |
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| 26 | @end |
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| 27 | |
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| 28 | struct S { |
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| 29 | @defs(A); |
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| 30 | }; |
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| 31 | |
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| 32 | #else |
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| 33 | |
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| 34 | // _Static_assert is available before C11 as an extension, but -pedantic |
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| 35 | // warns on it. |
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| 36 | #if __has_feature(objc_c_static_assert) |
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| 37 | #error failed |
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| 38 | #endif |
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| 39 | |
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| 40 | #if !__has_extension(objc_c_static_assert) |
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| 41 | #error failed |
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| 42 | #endif |
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| 43 | |
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| 44 | @interface A { |
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| 45 | int a; |
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| 46 | _Static_assert(1, ""); |
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| 47 | _Static_assert(0, ""); // expected-error {{static_assert failed}} |
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| 48 | } |
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| 49 | |
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| 50 | _Static_assert(1, ""); |
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| 51 | |
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| 52 | @end |
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| 53 | |
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| 54 | #endif |
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| 55 | |
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