1 // RUN: %clang_cc1 %s -triple aarch64-none-linux-gnu -target-feature +sve -fsyntax-only -verify 2 3 // This test is invalid under the sizeless type extension and is a stop-gap 4 // until that extension is added. The test makes sure that sizeof and 5 // alignof queries are handled without assertion failures, since at 6 // present there is nothing to prevent such queries being made. 7 // 8 // Under this scheme, sizeof returns 0 for all built-in sizeless types. 9 // This is compatible with correct usage but it relies on the user being 10 // careful to avoid constructs that depend directly or indirectly on the 11 // value of sizeof. (The sizeless type extension avoids this by treating 12 // such constructs as an error.) 13 14 // expected-no-diagnostics 15 f()16void f() { 17 int size_s8[sizeof(__SVInt8_t) == 0 ? 1 : -1]; 18 int align_s8[__alignof__(__SVInt8_t) == 16 ? 1 : -1]; 19 20 int size_s16[sizeof(__SVInt16_t) == 0 ? 1 : -1]; 21 int align_s16[__alignof__(__SVInt16_t) == 16 ? 1 : -1]; 22 23 int size_s32[sizeof(__SVInt32_t) == 0 ? 1 : -1]; 24 int align_s32[__alignof__(__SVInt32_t) == 16 ? 1 : -1]; 25 26 int size_s64[sizeof(__SVInt64_t) == 0 ? 1 : -1]; 27 int align_s64[__alignof__(__SVInt64_t) == 16 ? 1 : -1]; 28 29 int size_u8[sizeof(__SVUint8_t) == 0 ? 1 : -1]; 30 int align_u8[__alignof__(__SVUint8_t) == 16 ? 1 : -1]; 31 32 int size_u16[sizeof(__SVUint16_t) == 0 ? 1 : -1]; 33 int align_u16[__alignof__(__SVUint16_t) == 16 ? 1 : -1]; 34 35 int size_u32[sizeof(__SVUint32_t) == 0 ? 1 : -1]; 36 int align_u32[__alignof__(__SVUint32_t) == 16 ? 1 : -1]; 37 38 int size_u64[sizeof(__SVUint64_t) == 0 ? 1 : -1]; 39 int align_u64[__alignof__(__SVUint64_t) == 16 ? 1 : -1]; 40 41 int size_f16[sizeof(__SVFloat16_t) == 0 ? 1 : -1]; 42 int align_f16[__alignof__(__SVFloat16_t) == 16 ? 1 : -1]; 43 44 int size_f32[sizeof(__SVFloat32_t) == 0 ? 1 : -1]; 45 int align_f32[__alignof__(__SVFloat32_t) == 16 ? 1 : -1]; 46 47 int size_f64[sizeof(__SVFloat64_t) == 0 ? 1 : -1]; 48 int align_f64[__alignof__(__SVFloat64_t) == 16 ? 1 : -1]; 49 50 int size_b8[sizeof(__SVBool_t) == 0 ? 1 : -1]; 51 int align_b8[__alignof__(__SVBool_t) == 2 ? 1 : -1]; 52 } 53