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- /*
- * Copyright 2011-2016 Blender Foundation
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- #ifndef __UTIL_STATIC_ASSERT_H__
- # define __UTIL_STATIC_ASSERT_H__
- CCL_NAMESPACE_BEGIN
- /* TODO(sergey): In theory CUDA might work with own static assert
- * implementation since it's just pure C++.
- */
- # ifdef __KERNEL_GPU__
- # ifndef static_assert
- # define static_assert(statement, message)
- # endif
- # endif /* __KERNEL_GPU__ */
- /* TODO(sergey): For until C++11 is a bare minimum for us,
- * we do a bit of a trickery to show meaningful message so
- * it's more or less clear what's wrong when building without
- * C++11.
- *
- * The thing here is: our non-C++11 implementation doesn't
- * have a way to print any message after preprocessor
- * substitution so we rely on the message which is passed to
- * static_assert() since that's the only message visible when
- * compilation fails.
- *
- * After C++11 bump it should be possible to glue structure
- * name to the error message,
- */
- # define static_assert_align(st, align) \
- static_assert((sizeof(st) % (align) == 0), "Structure must be strictly aligned") // NOLINT
- CCL_NAMESPACE_END
- #endif /* __UTIL_STATIC_ASSERT_H__ */
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