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1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 
3 #include "Inputs/cuda.h"
4 
5 //------------------------------------------------------------------------------
6 // Test 1: collision between two bases
7 
8 struct A1_with_host_ctor {
A1_with_host_ctorA1_with_host_ctor9   A1_with_host_ctor() {}
10 };
11 
12 struct B1_with_device_ctor {
B1_with_device_ctorB1_with_device_ctor13   __device__ B1_with_device_ctor() {}
14 };
15 
16 struct C1_with_collision : A1_with_host_ctor, B1_with_device_ctor {
17 };
18 
19 // expected-note@-3 {{candidate constructor (the implicit default constructor}} not viable
20 // expected-note@-4 {{implicit default constructor inferred target collision: call to both __host__ and __device__ members}}
21 // expected-note@-5 {{candidate constructor (the implicit copy constructor}} not viable
22 
hostfoo1()23 void hostfoo1() {
24   C1_with_collision c; // expected-error {{no matching constructor}}
25 }
26 
27 //------------------------------------------------------------------------------
28 // Test 2: collision between two fields
29 
30 struct C2_with_collision {
31   A1_with_host_ctor aa;
32   B1_with_device_ctor bb;
33 };
34 
35 // expected-note@-5 {{candidate constructor (the implicit default constructor}} not viable
36 // expected-note@-6 {{implicit default constructor inferred target collision: call to both __host__ and __device__ members}}
37 // expected-note@-7 {{candidate constructor (the implicit copy constructor}} not viable
38 
hostfoo2()39 void hostfoo2() {
40   C2_with_collision c; // expected-error {{no matching constructor}}
41 
42 }
43 
44 //------------------------------------------------------------------------------
45 // Test 3: collision between a field and a base
46 
47 struct C3_with_collision : A1_with_host_ctor {
48   B1_with_device_ctor bb;
49 };
50 
51 // expected-note@-4 {{candidate constructor (the implicit default constructor}} not viable
52 // expected-note@-5 {{implicit default constructor inferred target collision: call to both __host__ and __device__ members}}
53 // expected-note@-6 {{candidate constructor (the implicit copy constructor}} not viable
54 
hostfoo3()55 void hostfoo3() {
56   C3_with_collision c; // expected-error {{no matching constructor}}
57 }
58