1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2
3 #include "Inputs/cuda.h"
4
5 //------------------------------------------------------------------------------
6 // Test 1: host method called from device function
7
8 struct S1 {
methodS19 void method() {}
10 };
11
foo1(S1 & s)12 __device__ void foo1(S1& s) {
13 s.method(); // expected-error {{reference to __host__ function 'method' in __device__ function}}
14 }
15
16 //------------------------------------------------------------------------------
17 // Test 2: host method called from device function, for overloaded method
18
19 struct S2 {
methodS220 void method(int) {} // expected-note {{candidate function not viable: call to __host__ function from __device__ function}}
methodS221 void method(float) {} // expected-note {{candidate function not viable: call to __host__ function from __device__ function}}
22 };
23
foo2(S2 & s,int i,float f)24 __device__ void foo2(S2& s, int i, float f) {
25 s.method(f); // expected-error {{no matching member function}}
26 }
27
28 //------------------------------------------------------------------------------
29 // Test 3: device method called from host function
30
31 struct S3 {
methodS332 __device__ void method() {}
33 };
34
foo3(S3 & s)35 void foo3(S3& s) {
36 s.method(); // expected-error {{reference to __device__ function 'method' in __host__ function}}
37 }
38
39 //------------------------------------------------------------------------------
40 // Test 4: device method called from host&device function
41
42 struct S4 {
methodS443 __device__ void method() {}
44 };
45
foo4(S4 & s)46 __host__ __device__ void foo4(S4& s) {
47 s.method(); // expected-error {{reference to __device__ function 'method' in __host__ __device__ function}}
48 }
49
50 //------------------------------------------------------------------------------
51 // Test 5: overloaded operators
52
53 struct S5 {
S5S554 S5() {}
operator =S555 S5& operator=(const S5&) {return *this;} // expected-note {{candidate function not viable}}
56 };
57
foo5(S5 & s,S5 & t)58 __device__ void foo5(S5& s, S5& t) {
59 s = t; // expected-error {{no viable overloaded '='}}
60 }
61
62 //------------------------------------------------------------------------------
63 // Test 6: call method through pointer
64
65 struct S6 {
methodS666 void method() {}
67 };
68
foo6(S6 * s)69 __device__ void foo6(S6* s) {
70 s->method(); // expected-error {{reference to __host__ function 'method' in __device__ function}}
71 }
72