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[CUDA] Add __device__ overloads for placement new and delete. 

Summary:
Previously these sort of worked because they didn't end up resulting in
calls at the ptx layer.  But I'm adding stricter checks that break
placement new without these changes.

Reviewers: tra

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D23239

llvm-svn: 278194
This commit is contained in:
Justin Lebar 2016-08-10 01:09:14 +00:00
parent b008003aa3
commit 2ef3dabd45
1 changed files with 18 additions and 0 deletions
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18
clang/lib/Headers/__clang_cuda_runtime_wrapper.h
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@ -312,5 +312,23 @@ __device__ inline __cuda_builtin_gridDim_t::operator dim3() const {
#pragma pop_macro("uint3")
#pragma pop_macro("__USE_FAST_MATH__")
// Device overrides for placement new and delete.
#pragma push_macro("CUDA_NOEXCEPT")
#if __cplusplus >= 201103L
#define CUDA_NOEXCEPT noexcept
#else
#define CUDA_NOEXCEPT
#endif
__device__ inline void *operator new(__SIZE_TYPE__, void *__ptr) CUDA_NOEXCEPT {
return __ptr;
}
__device__ inline void *operator new[](__SIZE_TYPE__, void *__ptr) CUDA_NOEXCEPT {
return __ptr;
}
__device__ inline void operator delete(void *, void *) CUDA_NOEXCEPT {}
__device__ inline void operator delete[](void *, void *) CUDA_NOEXCEPT {}
#pragma pop_macro("CUDA_NOEXCEPT")
#endif // __CUDA__
#endif // __CLANG_CUDA_RUNTIME_WRAPPER_H__