[CUDA] Move device placement new definitions into a wrapper header.

Previously, these were always included -- after this change, you have to
 #include <new>, which is consistent with how things ought to work.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@285251 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Headers/CMakeLists.txt

@@ -93,6 +93,7 @@ set(files
 set(cuda_wrapper_files
   cuda_wrappers/algorithm
   cuda_wrappers/complex
+  cuda_wrappers/new
 )
 
 set(output_dir ${LLVM_LIBRARY_OUTPUT_INTDIR}/clang/${CLANG_VERSION}/include)

lib/Headers/__clang_cuda_runtime_wrapper.h

@@ -329,23 +329,5 @@ __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__

lib/Headers/cuda_wrappers/new

+/*===---- complex - CUDA wrapper for <new> ------------------------------===
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ *===-----------------------------------------------------------------------===
+ */
+
+#ifndef __CLANG_CUDA_WRAPPERS_NEW
+#define __CLANG_CUDA_WRAPPERS_NEW
+
+#include_next <new>
+
+// 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 // include guard