llvm-project

1
// RUN: %clang_cc1 -std=c++11 -triple nvptx64-nvidia-cuda -fsyntax-only \
2
// RUN:            -fcuda-is-device -verify=dev %s
3
// RUN: %clang_cc1 -std=c++11 -triple x86_64-unknown-linux-gnu -fsyntax-only \
4
// RUN:            -verify=host %s
5

6
// host-no-diagnostics
7

8
#include "Inputs/cuda.h"
9

10
struct A {
11
  A(); // dev-note 2{{'A' declared here}}
12
};
13

14
template <class T, int x> struct B {
15
  T a;
16
  constexpr B() = default; // dev-error 2{{reference to __host__ function 'A' in __host__ __device__ function}}
17
};
18

19
__host__ void f() { B<A, 1> x; }
20
__device__ void f() { B<A, 1> x; } // dev-note{{called by 'f'}}
21

22
struct foo {
23
  __host__ foo() { B<A, 2> x; }
24
  __device__ foo() { B<A, 2> x; } // dev-note{{called by 'foo'}}
25
};
26

27
__host__ void g() { foo x; }
28
__device__ void g() { foo x; } // dev-note{{called by 'g'}}
29

30
struct bar {
31
  __host__ bar() { B<A, 3> x; }
32
  __device__ bar() { B<A, 3> x; } // no error since no instantiation of bar
33
};
34