1 // RUN: %clang_cc1 %s -fsyntax-only -verify 2 3 typedef float float32_t; 4 typedef signed char poly8_t; 5 typedef short poly16_t; 6 typedef unsigned long long uint64_t; 7 8 // Define some valid Neon types. 9 typedef __attribute__((neon_vector_type(2))) int int32x2_t; 10 typedef __attribute__((neon_vector_type(4))) int int32x4_t; 11 typedef __attribute__((neon_vector_type(1))) uint64_t uint64x1_t; 12 typedef __attribute__((neon_vector_type(2))) uint64_t uint64x2_t; 13 typedef __attribute__((neon_vector_type(2))) float32_t float32x2_t; 14 typedef __attribute__((neon_vector_type(4))) float32_t float32x4_t; 15 typedef __attribute__((neon_polyvector_type(16))) poly8_t poly8x16_t; 16 typedef __attribute__((neon_polyvector_type(8))) poly16_t poly16x8_t; 17 18 // The attributes must have a single argument. 19 typedef __attribute__((neon_vector_type(2, 4))) int only_one_arg; // expected-error{{attribute takes one argument}} 20 21 // The number of elements must be an ICE. 22 typedef __attribute__((neon_vector_type(2.0))) int non_int_width; // expected-error{{attribute requires integer constant}} 23 24 // Only certain element types are allowed. 25 typedef __attribute__((neon_vector_type(2))) double double_elt; // expected-error{{invalid vector element type}} 26 typedef __attribute__((neon_vector_type(4))) void* ptr_elt; // expected-error{{invalid vector element type}} 27 typedef __attribute__((neon_polyvector_type(4))) float32_t bad_poly_elt; // expected-error{{invalid vector element type}} 28 struct aggr { signed char c; }; 29 typedef __attribute__((neon_vector_type(8))) struct aggr aggregate_elt; // expected-error{{invalid vector element type}} 30 31 // The total vector size must be 64 or 128 bits. 32 typedef __attribute__((neon_vector_type(1))) int int32x1_t; // expected-error{{Neon vector size must be 64 or 128 bits}} 33 typedef __attribute__((neon_vector_type(3))) int int32x3_t; // expected-error{{Neon vector size must be 64 or 128 bits}} 34