1 | //
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2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
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3 | //
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4 | // The contents of this file are covered under the licence agreement in the
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5 | // file "LICENCE" distributed with Cforall.
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6 | //
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7 | // assert.h --
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8 | //
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9 | // Author : Peter A. Buhr
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10 | // Created On : Thu Aug 18 13:19:26 2016
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11 | // Last Modified By : Andrew Beach
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12 | // Last Modified On : Thu May 23 15:30:00 2017
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13 | // Update Count : 17
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14 | //
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15 |
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16 | #pragma once
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17 | // Pragmas for header cleanup tool
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18 | // IWYU pragma: private, include <cassert>
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19 |
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20 | #include_next <cassert>
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21 |
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22 | #include <string>
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23 |
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24 | template < typename ... Params >
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25 | std::string toString( const Params & ... params );
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26 |
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27 | #ifdef NDEBUG
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28 |
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29 | #define assertf(expr, fmt, ...) (__ASSERT_VOID_ASSERT (0))
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30 |
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31 | #else
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32 |
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33 | #define assertf(expr, fmt, ...) ((expr) \
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34 | ? (__ASSERT_VOID_CAST (0)) \
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35 | : __assert_fail_f( #expr, __FILE__, __LINE__, \
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36 | __ASSERT_FUNCTION, fmt, ## __VA_ARGS__ ))
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37 |
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38 | void __assert_fail_f( const char *assertion, const char *file,
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39 | unsigned int line, const char *function,
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40 | const char *fmt, ...
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41 | ) __attribute__((noreturn, format(printf, 5, 6)));
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42 |
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43 | #endif
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44 |
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45 | enum StrictAllowNull {NonNull, AllowNull};
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46 |
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47 | template<typename T, StrictAllowNull nullable = NonNull, typename U>
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48 | static inline T strict_dynamic_cast( const U & src ) {
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49 | if (nullable == AllowNull && src == nullptr) {
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50 | return nullptr;
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51 | }
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52 | assert(src);
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53 | T ret = dynamic_cast<T>(src);
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54 | assertf(ret, "%s", toString(src).c_str());
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55 | return ret;
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56 | }
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57 |
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58 | extern void abort(const char *fmt, ... ) noexcept __attribute__((noreturn, format(printf, 1, 2)));
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59 | // Local Variables: //
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60 | // tab-width: 4 //
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61 | // mode: c++ //
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62 | // compile-command: "make install" //
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63 | // End: //
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