39 lines · cpp
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 %s2// expected-no-diagnostics3 4#include <stdint.h>5 6#define N __ARM_FEATURE_SVE_BITS7 8typedef __SVInt8_t svint8_t;9typedef svint8_t fixed_int8_t __attribute__((arm_sve_vector_bits(N)));10typedef int8_t gnu_int8_t __attribute__((vector_size(N / 8)));11 12typedef __SVBool_t svbool_t;13typedef svbool_t fixed_bool_t __attribute__((arm_sve_vector_bits(N)));14typedef int8_t gnu_bool_t __attribute__((vector_size(N / 64)));15 16template<typename T> struct S { T var; };17 18S<fixed_int8_t> s;19 20// Test implicit casts between VLA and VLS vectors21svint8_t to_svint8_t(fixed_int8_t x) { return x; }22fixed_int8_t from_svint8_t(svint8_t x) { return x; }23 24// Test implicit casts between GNU and VLA vectors25svint8_t to_svint8_t__from_gnu_int8_t(gnu_int8_t x) { return 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 vectors29fixed_int8_t to_fixed_int8_t__from_gnu_int8_t(gnu_int8_t x) { return 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 predicates33svbool_t to_svbool_t(fixed_bool_t x) { return x; }34fixed_bool_t from_svbool_t(svbool_t x) { return x; }35 36// Test implicit casts between GNU and VLA predicates37svbool_t to_svbool_t__from_gnu_bool_t(gnu_bool_t x) { return x; }38gnu_bool_t from_svbool_t__to_gnu_bool_t(svbool_t x) { return x; }39