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