[rustc.git] / src / compiler-rt / lib / builtins / int_util.h

/* ===-- int_util.h - internal utility functions ----------------------------===
 *
 *                     The LLVM Compiler Infrastructure
 *
 * This file is dual licensed under the MIT and the University of Illinois Open
 * Source Licenses. See LICENSE.TXT for details.
 *
 * ===-----------------------------------------------------------------------===
 *
 * This file is not part of the interface of this library.
 *
 * This file defines non-inline utilities which are available for use in the
 * library. The function definitions themselves are all contained in int_util.c
 * which will always be compiled into any compiler-rt library.
 *
 * ===-----------------------------------------------------------------------===
 */

#ifndef INT_UTIL_H
#define INT_UTIL_H

/** \brief Trigger a program abort (or panic for kernel code). */
#define compilerrt_abort() compilerrt_abort_impl(__FILE__, __LINE__, __func__)

NORETURN void compilerrt_abort_impl(const char *file, int line,
                                    const char *function);

#define COMPILE_TIME_ASSERT(expr) COMPILE_TIME_ASSERT1(expr, __COUNTER__)
#define COMPILE_TIME_ASSERT1(expr, cnt) COMPILE_TIME_ASSERT2(expr, cnt)
#define COMPILE_TIME_ASSERT2(expr, cnt)                                        \
  typedef char ct_assert_##cnt[(expr) ? 1 : -1] UNUSED

#endif /* INT_UTIL_H */
Commit	Line	Data
1a4d82fc JJ	1	/* ===-- int_util.h - internal utility functions ----------------------------===
	2	*
	3	* The LLVM Compiler Infrastructure
	4	*
	5	* This file is dual licensed under the MIT and the University of Illinois Open
	6	* Source Licenses. See LICENSE.TXT for details.
	7	*
	8	* ===-----------------------------------------------------------------------===
	9	*
	10	* This file is not part of the interface of this library.
	11	*
	12	* This file defines non-inline utilities which are available for use in the
	13	* library. The function definitions themselves are all contained in int_util.c
	14	* which will always be compiled into any compiler-rt library.
	15	*
	16	* ===-----------------------------------------------------------------------===
	17	*/
	18
	19	#ifndef INT_UTIL_H
	20	#define INT_UTIL_H
	21
	22	/** \brief Trigger a program abort (or panic for kernel code). */
92a42be0	23	#define compilerrt_abort() compilerrt_abort_impl(__FILE__, __LINE__, __func__)
1a4d82fc	24
92a42be0 SL	25	NORETURN void compilerrt_abort_impl(const char *file, int line,
	26	const char *function);
	27
	28	#define COMPILE_TIME_ASSERT(expr) COMPILE_TIME_ASSERT1(expr, __COUNTER__)
	29	#define COMPILE_TIME_ASSERT1(expr, cnt) COMPILE_TIME_ASSERT2(expr, cnt)
	30	#define COMPILE_TIME_ASSERT2(expr, cnt) \
	31	typedef char ct_assert_##cnt[(expr) ? 1 : -1] UNUSED
1a4d82fc JJ	32
1a4d82fc JJ	33	#endif /* INT_UTIL_H */