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Diffstat (limited to 'test/Parser/objc-static-assert.m')
-rw-r--r-- | test/Parser/objc-static-assert.m | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/test/Parser/objc-static-assert.m b/test/Parser/objc-static-assert.m new file mode 100644 index 0000000000..138b4fce20 --- /dev/null +++ b/test/Parser/objc-static-assert.m @@ -0,0 +1,54 @@ +// RUN: %clang_cc1 -fobjc-runtime=macosx-fragile -fsyntax-only -verify -Wno-objc-root-class %s +// RUN: %clang_cc1 -std=c89 -fobjc-runtime=macosx-fragile -fsyntax-only -verify -Wno-objc-root-class %s + + +#if __STDC_VERSION__ >= 201112L + +#if !__has_feature(objc_c_static_assert) +#error failed +#endif + +#if !__has_extension(objc_c_static_assert) +#error failed +#endif + +@interface A { + int a; + _Static_assert(1, ""); + _Static_assert(0, ""); // expected-error {{static_assert failed}} + + _Static_assert(a, ""); // expected-error {{use of undeclared identifier 'a'}} + _Static_assert(sizeof(a), ""); // expected-error {{use of undeclared identifier 'a'}} +} + +_Static_assert(1, ""); + +@end + +struct S { + @defs(A); +}; + +#else + +// _Static_assert is available before C11 as an extension, but -pedantic +// warns on it. +#if __has_feature(objc_c_static_assert) +#error failed +#endif + +#if !__has_extension(objc_c_static_assert) +#error failed +#endif + +@interface A { + int a; + _Static_assert(1, ""); + _Static_assert(0, ""); // expected-error {{static_assert failed}} +} + +_Static_assert(1, ""); + +@end + +#endif |