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Diffstat (limited to 'test/SemaCUDA/implicit-member-target-collision-cxx11.cu')
| -rw-r--r-- | test/SemaCUDA/implicit-member-target-collision-cxx11.cu | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/test/SemaCUDA/implicit-member-target-collision-cxx11.cu b/test/SemaCUDA/implicit-member-target-collision-cxx11.cu new file mode 100644 index 000000000000..f038c376ff3c --- /dev/null +++ b/test/SemaCUDA/implicit-member-target-collision-cxx11.cu @@ -0,0 +1,111 @@ +// RUN: %clang_cc1 -std=gnu++11 -fsyntax-only -verify %s + +#include "Inputs/cuda.h" + +//------------------------------------------------------------------------------ +// Test 1: collision between two bases + +struct A1_with_host_ctor { + A1_with_host_ctor() {} +}; + +struct B1_with_device_ctor { + __device__ B1_with_device_ctor() {} +}; + +struct C1_with_collision : A1_with_host_ctor, B1_with_device_ctor { +}; + +// expected-note@-3 {{candidate constructor (the implicit default constructor) not viable}} +// expected-note@-4 {{implicit default constructor inferred target collision: call to both __host__ and __device__ members}} +// expected-note@-5 {{candidate constructor (the implicit copy constructor) not viable}} +// expected-note@-6 {{candidate constructor (the implicit move constructor) not viable}} + +void hostfoo1() { + C1_with_collision c; // expected-error {{no matching constructor}} +} + +//------------------------------------------------------------------------------ +// Test 2: collision between two fields + +struct C2_with_collision { + A1_with_host_ctor aa; + B1_with_device_ctor bb; +}; + +// expected-note@-5 {{candidate constructor (the implicit default constructor}} not viable +// expected-note@-6 {{implicit default constructor inferred target collision: call to both __host__ and __device__ members}} +// expected-note@-7 {{candidate constructor (the implicit copy constructor}} not viable +// expected-note@-8 {{candidate constructor (the implicit move constructor}} not viable + +void hostfoo2() { + C2_with_collision c; // expected-error {{no matching constructor}} +} + +//------------------------------------------------------------------------------ +// Test 3: collision between a field and a base + +struct C3_with_collision : A1_with_host_ctor { + B1_with_device_ctor bb; +}; + +// expected-note@-4 {{candidate constructor (the implicit default constructor}} not viable +// expected-note@-5 {{implicit default constructor inferred target collision: call to both __host__ and __device__ members}} +// expected-note@-6 {{candidate constructor (the implicit copy constructor}} not viable +// expected-note@-7 {{candidate constructor (the implicit move constructor}} not viable + +void hostfoo3() { + C3_with_collision c; // expected-error {{no matching constructor}} +} + +//------------------------------------------------------------------------------ +// Test 4: collision on resolving a copy ctor + +struct A4_with_host_copy_ctor { + A4_with_host_copy_ctor() {} + A4_with_host_copy_ctor(const A4_with_host_copy_ctor&) {} +}; + +struct B4_with_device_copy_ctor { + B4_with_device_copy_ctor() {} + __device__ B4_with_device_copy_ctor(const B4_with_device_copy_ctor&) {} +}; + +struct C4_with_collision : A4_with_host_copy_ctor, B4_with_device_copy_ctor { +}; + +// expected-note@-3 {{candidate constructor (the implicit default constructor}} not viable +// expected-note@-4 {{implicit copy constructor inferred target collision}} +// expected-note@-5 {{candidate constructor (the implicit copy constructor}} not viable + +void hostfoo4() { + C4_with_collision c; + C4_with_collision c2 = c; // expected-error {{no matching constructor}} +} + +//------------------------------------------------------------------------------ +// Test 5: collision on resolving a move ctor + +struct A5_with_host_move_ctor { + A5_with_host_move_ctor() {} + A5_with_host_move_ctor(A5_with_host_move_ctor&&) {} +// expected-note@-1 {{copy constructor is implicitly deleted because 'A5_with_host_move_ctor' has a user-declared move constructor}} +}; + +struct B5_with_device_move_ctor { + B5_with_device_move_ctor() {} + __device__ B5_with_device_move_ctor(B5_with_device_move_ctor&&) {} +}; + +struct C5_with_collision : A5_with_host_move_ctor, B5_with_device_move_ctor { +}; +// expected-note@-2 {{deleted}} + +void hostfoo5() { + C5_with_collision c; + // What happens here: + // This tries to find the move ctor. Since the move ctor is deleted due to + // collision, it then looks for a copy ctor. But copy ctors are implicitly + // deleted when move ctors are declared explicitly. + C5_with_collision c2(static_cast<C5_with_collision&&>(c)); // expected-error {{call to implicitly-deleted}} +} |