| // RUN: %clang_cc1 %s --std=c++11 -triple x86_64-unknown-linux -emit-llvm -o - \ |
| // RUN: -verify -verify-ignore-unexpected=note |
| // RUN: %clang_cc1 %s --std=c++11 -triple x86_64-unknown-linux -emit-llvm -o - \ |
| // RUN: -verify -verify-ignore-unexpected=note -fopenmp |
| |
| // Note: This test won't work with -fsyntax-only, because some of these errors |
| // are emitted during codegen. |
| |
| #include "Inputs/cuda.h" |
| |
| __device__ void device_fn() {} |
| // expected-note@-1 5 {{'device_fn' declared here}} |
| |
| struct S { |
| __device__ S() {} |
| // expected-note@-1 2 {{'S' declared here}} |
| __device__ ~S() { device_fn(); } |
| // expected-note@-1 {{'~S' declared here}} |
| int x; |
| }; |
| |
| struct T { |
| __host__ __device__ void hd() { device_fn(); } |
| // expected-error@-1 {{reference to __device__ function 'device_fn' in __host__ __device__ function}} |
| |
| // No error; this is (implicitly) inline and is never called, so isn't |
| // codegen'ed. |
| __host__ __device__ void hd2() { device_fn(); } |
| |
| __host__ __device__ void hd3(); |
| |
| __device__ void d() {} |
| // expected-note@-1 {{'d' declared here}} |
| }; |
| |
| __host__ __device__ void T::hd3() { |
| device_fn(); |
| // expected-error@-1 {{reference to __device__ function 'device_fn' in __host__ __device__ function}} |
| } |
| |
| template <typename T> __host__ __device__ void hd2() { device_fn(); } |
| // expected-error@-1 2 {{reference to __device__ function 'device_fn' in __host__ __device__ function}} |
| void host_fn() { hd2<int>(); } |
| |
| __host__ __device__ void hd() { device_fn(); } |
| // expected-error@-1 {{reference to __device__ function 'device_fn' in __host__ __device__ function}} |
| |
| // No error because this is never instantiated. |
| template <typename T> __host__ __device__ void hd3() { device_fn(); } |
| |
| __host__ __device__ void local_var() { |
| S s; |
| // expected-error@-1 {{reference to __device__ function 'S' in __host__ __device__ function}} |
| } |
| |
| __host__ __device__ void placement_new(char *ptr) { |
| ::new(ptr) S(); |
| // expected-error@-1 {{reference to __device__ function 'S' in __host__ __device__ function}} |
| } |
| |
| __host__ __device__ void explicit_destructor(S *s) { |
| s->~S(); |
| // expected-error@-1 {{reference to __device__ function '~S' in __host__ __device__ function}} |
| } |
| |
| __host__ __device__ void hd_member_fn() { |
| T t; |
| // Necessary to trigger an error on T::hd. It's (implicitly) inline, so |
| // isn't codegen'ed until we call it. |
| t.hd(); |
| } |
| |
| __host__ __device__ void h_member_fn() { |
| T t; |
| t.d(); |
| // expected-error@-1 {{reference to __device__ function 'd' in __host__ __device__ function}} |
| } |
| |
| __host__ __device__ void fn_ptr() { |
| auto* ptr = &device_fn; |
| // expected-error@-1 {{reference to __device__ function 'device_fn' in __host__ __device__ function}} |
| } |
| |
| template <typename T> |
| __host__ __device__ void fn_ptr_template() { |
| auto* ptr = &device_fn; // Not an error because the template isn't instantiated. |
| } |
| |
| // Launching a kernel from a host function does not result in code generation |
| // for it, so calling HD function which calls a D function should not trigger |
| // errors. |
| static __host__ __device__ void hd_func() { device_fn(); } |
| __global__ void kernel() { hd_func(); } |
| void host_func(void) { kernel<<<1, 1>>>(); } |
| |
| // Should allow host function call kernel template with device function argument. |
| __device__ void f(); |
| template<void(*F)()> __global__ void t() { F(); } |
| __host__ void g() { t<f><<<1,1>>>(); } |