1 // RUN: %clang_cc1 -triple aarch64-none-linux-gnu -target-feature +sve -target-feature +bf16 -ffreestanding -fsyntax-only -verify -std=c++11 -mvscale-min=4 -mvscale-max=4 -Wconversion %s 2 // expected-no-diagnostics 3 4 #include <stdint.h> 5 6 #define N __ARM_FEATURE_SVE_BITS 7 8 typedef __SVInt8_t svint8_t; 9 typedef svint8_t fixed_int8_t __attribute__((arm_sve_vector_bits(N))); 10 typedef int8_t gnu_int8_t __attribute__((vector_size(N / 8))); 11 12 typedef __SVBool_t svbool_t; 13 typedef svbool_t fixed_bool_t __attribute__((arm_sve_vector_bits(N))); 14 typedef int8_t gnu_bool_t __attribute__((vector_size(N / 64))); 15 16 template<typename T> struct S { T var; }; 17 18 S<fixed_int8_t> s; 19 20 // Test implicit casts between VLA and VLS vectors to_svint8_t(fixed_int8_t x)21svint8_t to_svint8_t(fixed_int8_t x) { return x; } from_svint8_t(svint8_t x)22fixed_int8_t from_svint8_t(svint8_t x) { return x; } 23 24 // Test implicit casts between GNU and VLA vectors to_svint8_t__from_gnu_int8_t(gnu_int8_t x)25svint8_t to_svint8_t__from_gnu_int8_t(gnu_int8_t x) { return x; } from_svint8_t__to_gnu_int8_t(svint8_t x)26gnu_int8_t from_svint8_t__to_gnu_int8_t(svint8_t x) { return x; } 27 28 // Test implicit casts between GNU and VLS vectors to_fixed_int8_t__from_gnu_int8_t(gnu_int8_t x)29fixed_int8_t to_fixed_int8_t__from_gnu_int8_t(gnu_int8_t x) { return x; } from_fixed_int8_t__to_gnu_int8_t(fixed_int8_t x)30gnu_int8_t from_fixed_int8_t__to_gnu_int8_t(fixed_int8_t x) { return x; } 31 32 // Test implicit casts between VLA and VLS predicates to_svbool_t(fixed_bool_t x)33svbool_t to_svbool_t(fixed_bool_t x) { return x; } from_svbool_t(svbool_t x)34fixed_bool_t from_svbool_t(svbool_t x) { return x; } 35 36 // Test implicit casts between GNU and VLA predicates to_svbool_t__from_gnu_bool_t(gnu_bool_t x)37svbool_t to_svbool_t__from_gnu_bool_t(gnu_bool_t x) { return x; } from_svbool_t__to_gnu_bool_t(svbool_t x)38gnu_bool_t from_svbool_t__to_gnu_bool_t(svbool_t x) { return x; } 39