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1// RUN: %clang_cc1 %s --std=c++11 -triple nvptx-unknown-unknown -fcuda-is-device \2// RUN: -emit-llvm -o /dev/null -verify -verify-ignore-unexpected=note3 4// Note: This test won't work with -fsyntax-only, because some of these errors5// are emitted during codegen.6 7#include "Inputs/cuda.h"8 9extern "C" void host_fn() {}10// expected-note@-1 7 {{'host_fn' declared here}}11 12struct Dummy {};13 14struct S {15 S() {}16 // expected-note@-1 2 {{'S' declared here}}17 ~S() { host_fn(); }18 // expected-note@-1 {{'~S' declared here}}19 int x;20};21 22struct T {23 __host__ __device__ void hd() { host_fn(); }24 // expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}25 26 // No error; this is (implicitly) inline and is never called, so isn't27 // codegen'ed.28 __host__ __device__ void hd2() { host_fn(); }29 30 __host__ __device__ void hd3();31 32 void h() {}33 // expected-note@-1 {{'h' declared here}}34 35 void operator+();36 // expected-note@-1 {{'operator+' declared here}}37 38 void operator-(const T&) {}39 // expected-note@-1 {{'operator-' declared here}}40 41 operator Dummy() { return Dummy(); }42 // expected-note@-1 {{'operator Dummy' declared here}}43 44 __host__ void operator delete(void *) { host_fn(); };45 __device__ void operator delete(void*, __SIZE_TYPE__);46};47 48struct U {49 __device__ void operator delete(void*, __SIZE_TYPE__) = delete;50 __host__ __device__ void operator delete(void*);51};52 53__host__ __device__ void T::hd3() {54 host_fn();55 // expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}56}57 58template <typename T> __host__ __device__ void hd2() { host_fn(); }59// expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}60__global__ void kernel() { hd2<int>(); }61 62__host__ __device__ void hd() { host_fn(); }63// expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}64 65template <typename T> __host__ __device__ void hd3() { host_fn(); }66// expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}67__device__ void device_fn() { hd3<int>(); }68 69// No error because this is never instantiated.70template <typename T> __host__ __device__ void hd4() { host_fn(); }71 72__host__ __device__ void local_var() {73 S s;74 // expected-error@-1 {{reference to __host__ function 'S' in __host__ __device__ function}}75}76 77__host__ __device__ void placement_new(char *ptr) {78 ::new(ptr) S();79 // expected-error@-1 {{reference to __host__ function 'S' in __host__ __device__ function}}80}81 82__host__ __device__ void explicit_destructor(S *s) {83 s->~S();84 // expected-error@-1 {{reference to __host__ function '~S' in __host__ __device__ function}}85}86 87__host__ __device__ void class_specific_delete(T *t, U *u) {88 delete t; // ok, call sized device delete even though host has preferable non-sized version89 delete u; // ok, call non-sized HD delete rather than sized D delete90}91 92__host__ __device__ void hd_member_fn() {93 T t;94 // Necessary to trigger an error on T::hd. It's (implicitly) inline, so95 // isn't codegen'ed until we call it.96 t.hd();97}98 99__host__ __device__ void h_member_fn() {100 T t;101 t.h();102 // expected-error@-1 {{reference to __host__ function 'h' in __host__ __device__ function}}103}104 105__host__ __device__ void fn_ptr() {106 auto* ptr = &host_fn;107 // expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}108}109 110template <typename T>111__host__ __device__ void fn_ptr_template() {112 auto* ptr = &host_fn; // Not an error because the template isn't instantiated.113}114 115__host__ __device__ void unaryOp() {116 T t;117 (void) +t; // expected-error {{reference to __host__ function 'operator+' in __host__ __device__ function}}118}119 120__host__ __device__ void binaryOp() {121 T t;122 (void) (t - t); // expected-error {{reference to __host__ function 'operator-' in __host__ __device__ function}}123}124 125__host__ __device__ void implicitConversion() {126 T t;127 Dummy d = t; // expected-error {{reference to __host__ function 'operator Dummy' in __host__ __device__ function}}128}129 130template <typename T>131struct TmplStruct {132 template <typename U> __host__ __device__ void fn() {}133};134 135template <>136template <>137__host__ __device__ void TmplStruct<int>::fn<int>() { host_fn(); }138// expected-error@-1 {{reference to __host__ function 'host_fn' in __host__ __device__ function}}139 140__device__ void double_specialization() { TmplStruct<int>().fn<int>(); }141