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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). */
23 #define compilerrt_abort() compilerrt_abort_impl(__FILE__, __LINE__, __func__)
24 
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
32 
33 #endif /* INT_UTIL_H */
34