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188 lines
6.3 KiB
188 lines
6.3 KiB
// RUN: %clang_cc1 -std=gnu++11 -fsyntax-only -verify %s -Wno-defaulted-function-deleted
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#include "Inputs/cuda.h"
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//------------------------------------------------------------------------------
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// Test 1: infer default ctor to be host.
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struct A1_with_host_ctor {
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A1_with_host_ctor() {}
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};
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// The implicit default constructor is inferred to be host because it only needs
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// to invoke a single host constructor (A1_with_host_ctor's). So we'll encounter
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// an error when calling it from a __device__ function, but not from a __host__
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// function.
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struct B1_with_implicit_default_ctor : A1_with_host_ctor {
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};
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// expected-note@-3 {{call to __host__ function from __device__}}
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// expected-note@-4 {{candidate constructor (the implicit copy constructor) not viable}}
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// expected-note@-5 {{candidate constructor (the implicit move constructor) not viable}}
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void hostfoo() {
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B1_with_implicit_default_ctor b;
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}
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__device__ void devicefoo() {
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B1_with_implicit_default_ctor b; // expected-error {{no matching constructor}}
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}
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//------------------------------------------------------------------------------
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// Test 2: infer default ctor to be device.
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struct A2_with_device_ctor {
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__device__ A2_with_device_ctor() {}
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};
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struct B2_with_implicit_default_ctor : A2_with_device_ctor {
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};
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// expected-note@-3 {{call to __device__ function from __host__}}
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// expected-note@-4 {{candidate constructor (the implicit copy constructor) not viable}}
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// expected-note@-5 {{candidate constructor (the implicit move constructor) not viable}}
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void hostfoo2() {
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B2_with_implicit_default_ctor b; // expected-error {{no matching constructor}}
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}
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__device__ void devicefoo2() {
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B2_with_implicit_default_ctor b;
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}
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//------------------------------------------------------------------------------
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// Test 3: infer copy ctor
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struct A3_with_device_ctors {
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__host__ A3_with_device_ctors() {}
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__device__ A3_with_device_ctors(const A3_with_device_ctors&) {}
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};
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struct B3_with_implicit_ctors : A3_with_device_ctors {
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};
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// expected-note@-2 2{{call to __device__ function from __host__ function}}
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// expected-note@-3 {{default constructor}}
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void hostfoo3() {
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B3_with_implicit_ctors b; // this is OK because the inferred default ctor
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// here is __host__
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B3_with_implicit_ctors b2 = b; // expected-error {{no matching constructor}}
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}
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//------------------------------------------------------------------------------
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// Test 4: infer default ctor from a field, not a base
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struct A4_with_host_ctor {
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A4_with_host_ctor() {}
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};
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struct B4_with_implicit_default_ctor {
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A4_with_host_ctor field;
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};
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// expected-note@-4 {{call to __host__ function from __device__}}
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// expected-note@-5 {{candidate constructor (the implicit copy constructor) not viable}}
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// expected-note@-6 {{candidate constructor (the implicit move constructor) not viable}}
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void hostfoo4() {
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B4_with_implicit_default_ctor b;
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}
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__device__ void devicefoo4() {
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B4_with_implicit_default_ctor b; // expected-error {{no matching constructor}}
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}
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//------------------------------------------------------------------------------
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// Test 5: copy ctor with non-const param
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struct A5_copy_ctor_constness {
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__host__ A5_copy_ctor_constness() {}
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__host__ A5_copy_ctor_constness(A5_copy_ctor_constness&) {}
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};
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struct B5_copy_ctor_constness : A5_copy_ctor_constness {
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};
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// expected-note@-3 {{candidate constructor (the implicit copy constructor) not viable: call to __host__ function from __device__ function}}
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// expected-note@-4 {{candidate constructor (the implicit default constructor) not viable}}
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void hostfoo5(B5_copy_ctor_constness& b_arg) {
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B5_copy_ctor_constness b = b_arg;
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}
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__device__ void devicefoo5(B5_copy_ctor_constness& b_arg) {
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B5_copy_ctor_constness b = b_arg; // expected-error {{no matching constructor}}
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}
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//------------------------------------------------------------------------------
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// Test 6: explicitly defaulted ctor: since they are spelled out, they have
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// a host/device designation explicitly so no inference needs to be done.
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struct A6_with_device_ctor {
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__device__ A6_with_device_ctor() {}
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};
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struct B6_with_defaulted_ctor : A6_with_device_ctor {
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__host__ B6_with_defaulted_ctor() = default;
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};
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// expected-note@-3 {{candidate constructor not viable: call to __host__ function from __device__ function}}
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// expected-note@-5 {{candidate constructor (the implicit copy constructor) not viable}}
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// expected-note@-6 {{candidate constructor (the implicit move constructor) not viable}}
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__device__ void devicefoo6() {
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B6_with_defaulted_ctor b; // expected-error {{no matching constructor}}
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}
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//------------------------------------------------------------------------------
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// Test 7: copy assignment operator
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struct A7_with_copy_assign {
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A7_with_copy_assign() {}
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__device__ A7_with_copy_assign& operator=(const A7_with_copy_assign&) {}
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};
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struct B7_with_copy_assign : A7_with_copy_assign {
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};
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// expected-note@-3 {{candidate function (the implicit copy assignment operator) not viable: call to __device__ function from __host__ function}}
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// expected-note@-4 {{candidate function (the implicit move assignment operator) not viable: call to __device__ function from __host__ function}}
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void hostfoo7() {
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B7_with_copy_assign b1, b2;
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b1 = b2; // expected-error {{no viable overloaded '='}}
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}
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//------------------------------------------------------------------------------
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// Test 8: move assignment operator
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// definitions for std::move
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namespace std {
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inline namespace foo {
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template <class T> struct remove_reference { typedef T type; };
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template <class T> struct remove_reference<T&> { typedef T type; };
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template <class T> struct remove_reference<T&&> { typedef T type; };
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template <class T> typename remove_reference<T>::type&& move(T&& t);
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}
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}
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struct A8_with_move_assign {
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A8_with_move_assign() {}
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__device__ A8_with_move_assign& operator=(A8_with_move_assign&&) {}
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__device__ A8_with_move_assign& operator=(const A8_with_move_assign&) {}
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};
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struct B8_with_move_assign : A8_with_move_assign {
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};
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// expected-note@-3 {{candidate function (the implicit copy assignment operator) not viable: call to __device__ function from __host__ function}}
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// expected-note@-4 {{candidate function (the implicit move assignment operator) not viable: call to __device__ function from __host__ function}}
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void hostfoo8() {
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B8_with_move_assign b1, b2;
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b1 = std::move(b2); // expected-error {{no viable overloaded '='}}
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}
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