construct/include/ircd/simt/assert.h

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2022 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.

#pragma once
#define HAVE_IRCD_SIMT_ASSERT_H

//
// Trapping assert() on supporting platforms.
//

// assert macro is ignored/untouched unless outer conditions met
#if defined(__OPENCL_VERSION__) \
&& !defined(assert) \
&& true

	// assert expression is enabled or elided
	#if __OPENCL_VERSION__ >= 200 \
	&& __has_builtin(__builtin_trap) \
	&& !defined(NDEBUG) \
	&& true
		#define assert(expr) \
		({ \
			if(unlikely(!(bool)(expr))) \
				__builtin_trap(); \
		})
	#else
		#define assert(expr)
	#endif

#endif

//
// Compile-time assertion alias
//

#if defined(__OPENCL_VERSION__) \
&& !defined(static_assert) \
&& true

	#if (__has_feature(c_static_assert) || __has_extension(c_static_assert))
		#define static_assert(...) _Static_assert(__VA_ARGS__)
	#else
		#define static_assert(...)
	#endif

#endif