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1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN"2 "http://www.w3.org/TR/html4/strict.dtd">3<html>4<head>5 <title>libc++abi spec</title>6</head>7<body>8 9<table border=1>10<tr>11<th rowspan=2>libc++abi Specification</th>12<th colspan=3>Completed ?</th>13</tr>14 15<tr>16<th>darwin</th><th>linux</th><th>arm</th>17</tr>18 19<tr>20<td colspan=4 align="center">Memory management</td>21</tr>22 23<tr>24<td>25<p>26<code>void* __cxa_allocate_exception(size_t thrown_size) throw();</code>27</p>28<blockquote>29<p>30<i>Effects:</i> Allocates memory to hold the exception to be thrown.31<tt>thrown_size</tt> is the size of the exception object. Can allocate32additional memory to hold private data. If memory can not be allocated, call33<tt>std::terminate()</tt>.34</p>35<p>36<i>Returns:</i> A pointer to the memory allocated for the exception object.37</p>38</blockquote>39</td>40<td>✓</td>41<td>✓</td>42<td>✓</td>43</tr>44 45<tr>46<td>47<p>48<code>void __cxa_free_exception(void * thrown_exception) throw();</code>49</p>50<blockquote>51<p>52<i>Effects:</i> Frees memory allocated by <tt>__cxa_allocate_exception</tt>.53</p>54</blockquote>55</td>56<td>✓</td>57<td>✓</td>58<td>✓</td>59</tr>60 61<tr>62<td>63<p>64<code>void* __cxa_allocate_dependent_exception() throw();</code>65</p>66<blockquote>67<p>68<i>Effects:</i> Allocates memory to hold a "dependent" exception to be thrown.69<tt>thrown_size</tt> is the size of the exception object. Can allocate70additional memory to hold private data. If memory can not be allocated, call71<tt>std::terminate()</tt>.72</p>73<p>74<i>Returns:</i> A pointer to the memory allocated for the exception object.75</p>76</blockquote>77</td>78<td>✓</td>79<td>✓</td>80<td>✓</td>81</tr>82 83<tr>84<td>85<p>86<code>void __cxa_free_dependent_exception (void* dependent_exception) throw();</code>87</p>88<blockquote>89<p>90<i>Effects:</i> Frees memory allocated by <tt>__cxa_allocate_dependent_exception</tt>.91</p>92</blockquote>93</td>94<td>✓</td>95<td>✓</td>96<td>✓</td>97</tr>98 99<tr>100<td colspan=4 align="center">Exception Handling</td>101</tr>102 103<tr>104<td>105<p>106<code>void __cxa_throw(void* thrown_exception, struct std::type_info * tinfo,107 void (*dest)(void*));</code>108</p>109<blockquote>110<p>111<i>Effects:</i>112</p>113</blockquote>114</td>115<td>✓</td>116<td>✓</td>117<td>✓</td>118</tr>119 120<tr>121<td>122<p>123<code>void* __cxa_get_exception_ptr(void* exceptionObject) throw();</code>124</p>125<blockquote>126<p>127<i>Returns:</i> The adjusted pointer to the exception object. (The adjusted128pointer is typically computed by the personality routine during phase 1 and129saved in the exception object.)130</p>131</blockquote>132</td>133<td>✓</td>134<td>✓</td>135<td>✓</td>136</tr>137 138<tr>139<td>140<p>141<code>void* __cxa_begin_catch(void* exceptionObject) throw();</code>142</p>143<blockquote>144<p>145<i>Effects:</i>146</p>147<ul>148<li>Increment's the exception's handler count.</li>149<li>Places the exception on the stack of currently-caught exceptions if it is150not already there, linking the exception to the previous top of the stack.</li>151<li>Decrements the uncaught_exception count.</li>152</ul>153<p>154If the initialization of the catch parameter is trivial (e,g., there is no155formal catch parameter, or the parameter has no copy constructor), the calls to156<tt>__cxa_get_exception_ptr()</tt> and <tt>__cxa_begin_catch()</tt> may be157combined into a single call to <tt>__cxa_begin_catch()</tt>.158</p>159<p>160When the personality routine encounters a termination condition, it will call161<tt>__cxa_begin_catch()</tt> to mark the exception as handled and then call162<tt>terminate()</tt>, which shall not return to its caller.163</p>164<p>165<i>Returns:</i> The adjusted pointer to the exception object.166</p>167</blockquote>168</td>169<td>✓</td>170<td>✓</td>171<td>✓</td>172</tr>173 174<tr>175<td>176<p>177<code>void __cxa_end_catch();</code>178</p>179<blockquote>180<p>181<i>Effects:</i> Locates the most recently caught exception and decrements its182handler count. Removes the exception from the caughtÓexception stack, if the183handler count goes to zero. Destroys the exception if the handler count goes to184zero, and the exception was not re-thrown by throw. Collaboration between185__cxa_rethrow() and __cxa_end_catch() is necessary to handle the last point.186Though implementation-defined, one possibility is for __cxa_rethrow() to set a187flag in the handlerCount member of the exception header to mark an exception188being rethrown.189</p>190</blockquote>191</td>192<td>✓</td>193<td>✓</td>194<td>✓</td>195</tr>196 197<tr>198<td>199<p>200<code>std::type_info* __cxa_current_exception_type();</code>201</p>202<blockquote>203<p>204<i>Returns:</i> the type of the currently handled exception, or null if there205are no caught exceptions.206</p>207</blockquote>208</td>209<td>✓</td>210<td>✓</td>211<td>✓</td>212</tr>213 214<tr>215<td>216<p>217<code>void __cxa_rethrow();</code>218</p>219<blockquote>220<p>221<i>Effects:</i> Marks the exception object on top of the caughtExceptions stack222(in an implementation-defined way) as being rethrown. If the caughtExceptions223stack is empty, it calls terminate() (see [C++FDIS] [except.throw], 15.1.8). It224then returns to the handler that called it, which must call __cxa_end_catch(),225perform any necessary cleanup, and finally call _Unwind_Resume() to continue226unwinding.227</p>228</blockquote>229</td>230<td>✓</td>231<td>✓</td>232<td>✓</td>233</tr>234 235<tr>236<td>237<p>238<code>void* __cxa_current_primary_exception() throw();</code>239</p>240<blockquote>241<p>242<i>Effects:</i> Increments the ownership count of the currently handled243exception (if any) by one.244</p>245<p>246<i>Returns:</i> the type of the currently handled exception, or null if there247are no caught exceptions.248</p>249</blockquote>250</td>251<td>✓</td>252<td>✓</td>253<td>✓</td>254</tr>255 256<tr>257<td>258<p>259<code>void __cxa_decrement_exception_refcount(void* primary_exception) throw();</code>260</p>261<blockquote>262<p>263<i>Effects:</i> Decrements the ownership count of the exception by 1, and on264zero calls <tt>_Unwind_DeleteException</tt> with the exception object.265</p>266</blockquote>267</td>268<td>✓</td>269<td>✓</td>270<td>✓</td>271</tr>272 273<tr>274<td>275<p>276<code>__cxa_eh_globals* __cxa_get_globals() throw();</code>277</p>278<blockquote>279<p>280<i>Returns:</i> A pointer to the __cxa_eh_globals structure for the current281thread, initializing it if necessary.282</p>283</blockquote>284</td>285<td>✓</td>286<td>✓</td>287<td>✓</td>288</tr>289 290<tr>291<td>292<p>293<code>__cxa_eh_globals* __cxa_get_globals_fast() throw();</code>294</p>295<blockquote>296<p>297<i>Requires:</i> At least one prior call to __cxa_get_globals has been made from298the current thread.299</p>300<p>301<i>Returns:</i> A pointer to the __cxa_eh_globals structure for the current302thread.303</p>304</blockquote>305</td>306<td>✓</td>307<td>✓</td>308<td>✓</td>309</tr>310 311<tr>312<td>313<p>314<code>void __cxa_increment_exception_refcount(void* primary_exception) throw();</code>315</p>316<blockquote>317<p>318<i>Effects:</i> Increments the ownership count of the referenced exception.319</p>320</blockquote>321</td>322<td>✓</td>323<td>✓</td>324<td>✓</td>325</tr>326 327<tr>328<td>329<p>330<code>void __cxa_rethrow_primary_exception(void* primary_exception);</code>331</p>332<blockquote>333<p>334<i>Effects:</i> Implements <tt>std::rethrow_exception(exception_ptr p)</tt>.335</p>336</blockquote>337</td>338<td>✓</td>339<td>✓</td>340<td>✓</td>341</tr>342 343<tr>344<td>345<p>346<code>bool __cxa_uncaught_exception() throw();</code>347</p>348<blockquote>349<p>350<i>Effects:</i>351</p>352<p>353<i>Returns:</i>354</p>355</blockquote>356</td>357<td>✓</td>358<td>✓</td>359<td>✓</td>360</tr>361 362<tr>363<td>364<p>365<code>_Unwind_Reason_Code __gxx_personality_v0366 (int, _Unwind_Action, _Unwind_Exception_Class,367 struct _Unwind_Exception *, struct _Unwind_Context *);</code>368</p>369<blockquote>370<p>371<i>Effects:</i>372</p>373<p>374<i>Returns:</i>375</p>376</blockquote>377</td>378<td>✓</td>379<td>✓</td>380<td>✓</td>381</tr>382 383<tr>384<td colspan=4 align="center">Guard objects</td>385</tr>386 387<tr>388<td>389<p>390<code>int __cxa_guard_acquire(uint64_t* guard_object);</code>391</p>392<blockquote>393<p>394<i>Effects:</i> This function is called before initialization takes place. If395this function returns 1, either <code>__cxa_guard_release</code> or396<code>__cxa_guard_abort</code> must be called with the same argument. The first397byte of the <code>guard_object</code> is not modified by this function.398</p>399<p>400On Darwin the implementation checks for deadlock.401</p>402<p>403<i>Returns:</i> 1 if the initialization is not yet complete, otherwise 0.404</p>405</blockquote>406</td>407<td>✓</td>408<td>✓</td>409<td>✓</td>410</tr>411 412<tr>413<td>414<p>415<code>void __cxa_guard_release(uint64_t*);</code>416</p>417<blockquote>418<p>419<i>Effects:</i> Sets the first byte of the guard object to a non-zero value.420This function is called after initialization is complete. A thread-safe421implementation will release the mutex acquired by __cxa_guard_acquire after422setting the first byte of the guard object.423</p>424</blockquote>425</td>426<td>✓</td>427<td>✓</td>428<td>✓</td>429</tr>430 431<tr>432<td>433<p>434<code>void __cxa_guard_abort(uint64_t*);</code>435</p>436<blockquote>437<p>438<i>Effects:</i> This function is called if the initialization terminates by439throwing an exception.440</p>441</blockquote>442</td>443<td>✓</td>444<td>✓</td>445<td>✓</td>446</tr>447 448<tr>449<td colspan=4 align="center">Vector construction and destruction</td>450</tr>451 452<tr>453<td>454<p>455<code>void* __cxa_vec_new(size_t element_count,456 size_t element_size,457 size_t padding_size,458 void (*constructor)(void*),459 void (*destructor)(void*) );</code>460</p>461<blockquote>462<p>463<i>Effects:</i>464</p>465<p>466<i>Returns:</i>467</p>468</blockquote>469</td>470<td>✓</td>471<td>✓</td>472<td>✓</td>473</tr>474 475<tr>476<td>477<p>478<code>void* __cxa_vec_new2(size_t element_count,479 size_t element_size,480 size_t padding_size,481 void (*constructor)(void*),482 void (*destructor)(void*),483 void* (*alloc)(size_t),484 void (*dealloc)(void*) );</code>485</p>486<blockquote>487<p>488<i>Effects:</i>489</p>490<p>491<i>Returns:</i>492</p>493</blockquote>494</td>495<td>✓</td>496<td>✓</td>497<td>✓</td>498</tr>499 500<tr>501<td>502<p>503<code>void* __cxa_vec_new3(size_t element_count,504 size_t element_size,505 size_t padding_size,506 void (*constructor)(void*),507 void (*destructor)(void*),508 void* (*alloc)(size_t),509 void (*dealloc)(void*, size_t) );</code>510</p>511<blockquote>512<p>513<i>Effects:</i>514</p>515<p>516<i>Returns:</i>517</p>518</blockquote>519</td>520<td>✓</td>521<td>✓</td>522<td>✓</td>523</tr>524 525<tr>526<td>527<p>528<code>void __cxa_vec_ctor(void* array_address,529 size_t element_count,530 size_t element_size,531 void (*constructor)(void*),532 void (*destructor)(void*) );</code>533</p>534<blockquote>535<p>536<i>Effects:</i>537</p>538</blockquote>539</td>540<td>✓</td>541<td>✓</td>542<td>✓</td>543</tr>544 545<tr>546<td>547<p>548<code>void __cxa_vec_dtor(void* array_address,549 size_t element_count,550 size_t element_size,551 void (*destructor)(void*) );</code>552</p>553<blockquote>554<p>555<i>Effects:</i>556</p>557</blockquote>558</td>559<td>✓</td>560<td>✓</td>561<td>✓</td>562</tr>563 564<tr>565<td>566<p>567<code>void __cxa_vec_cleanup(void* array_address,568 size_t element_count,569 size_t element_size,570 void (*destructor)(void*) );</code>571</p>572<blockquote>573<p>574<i>Effects:</i>575</p>576</blockquote>577</td>578<td>✓</td>579<td>✓</td>580<td>✓</td>581</tr>582 583<tr>584<td>585<p>586<code>void __cxa_vec_delete(void* array_address,587 size_t element_size,588 size_t padding_size,589 void (*destructor)(void*) );</code>590</p>591<blockquote>592<p>593<i>Effects:</i>594</p>595</blockquote>596</td>597<td>✓</td>598<td>✓</td>599<td>✓</td>600</tr>601 602<tr>603<td>604<p>605<code>void __cxa_vec_delete2(void* array_address,606 size_t element_size,607 size_t padding_size,608 void (*destructor)(void*),609 void (*dealloc)(void*) );</code>610</p>611<blockquote>612<p>613<i>Effects:</i>614</p>615</blockquote>616</td>617<td>✓</td>618<td>✓</td>619<td>✓</td>620</tr>621 622<tr>623<td>624<p>625<code>void __cxa_vec_delete3(void* __array_address,626 size_t element_size,627 size_t padding_size,628 void (*destructor)(void*),629 void (*dealloc) (void*, size_t));</code>630</p>631<blockquote>632<p>633<i>Effects:</i>634</p>635</blockquote>636</td>637<td>✓</td>638<td>✓</td>639<td>✓</td>640</tr>641 642<tr>643<td>644<p>645<code>void __cxa_vec_cctor(void* dest_array,646 void* src_array,647 size_t element_count,648 size_t element_size,649 void (*constructor) (void*, void*),650 void (*destructor)(void*) );</code>651</p>652<blockquote>653<p>654<i>Effects:</i>655</p>656</blockquote>657</td>658<td>✓</td>659<td>✓</td>660<td>✓</td>661</tr>662 663<tr>664<td colspan=4 align="center">Handlers</td>665</tr>666 667<tr>668<td>669<p>670<code>void (*__cxa_new_handler)();</code>671</p>672<blockquote>673<p>674The currently installed new handler.675</p>676</blockquote>677</td>678<td>✓</td>679<td>✓</td>680<td>✓</td>681</tr>682 683<tr>684<td>685<p>686<code>void (*__cxa_terminate_handler)();</code>687</p>688<blockquote>689<p>690The currently installed terminate handler.691</p>692</blockquote>693</td>694<td>✓</td>695<td>✓</td>696<td>✓</td>697</tr>698 699<tr>700<td>701<p>702<code>void (*__cxa_unexpected_handler)();</code>703</p>704<blockquote>705<p>706<i>Effects:</i>707</p>708</blockquote>709</td>710<td>✓</td>711<td>✓</td>712<td>✓</td>713</tr>714 715 716 717<tr>718<td colspan=4 align="center">Utilities</td>719</tr>720 721<tr>722<td>723<p>724<code>[[noreturn]] void __cxa_bad_cast()</code>725</p>726<blockquote>727<p>728<i>Effects:</i> Throws an exception of type <tt>bad_cast</tt>.729</p>730</blockquote>731</td>732<td>✓</td>733<td>✓</td>734<td>✓</td>735</tr>736 737<tr>738<td>739<p>740<code>[[noreturn]] void __cxa_bad_typeid();</code>741</p>742<blockquote>743<p>744<i>Effects:</i> Throws an exception of type <tt>bad_typeid</tt>.745</p>746</blockquote>747</td>748<td>✓</td>749<td>✓</td>750<td>✓</td>751</tr>752 753<tr>754<td>755<p>756<code>void __cxa_pure_virtual(void);</code>757</p>758<blockquote>759<p>760<i>Effects:</i> Called if the user calls a non-overridden pure virtual function,761which has undefined behavior according to the C++ Standard. Ends the program.762</p>763</blockquote>764</td>765<td>✓</td>766<td>✓</td>767<td>✓</td>768</tr>769 770<tr>771<td>772<p>773<code>void __cxa_call_unexpected (void*) __attribute__((noreturn));</code>774</p>775<blockquote>776<p>777<i>Effects:</i> Handles re-checking the exception specification if778unexpectedHandler throws, and if <tt>bad_exception</tt> needs to be thrown.779Called from the compiler.780</p>781</blockquote>782</td>783<td>✓</td>784<td>✓</td>785<td>✓</td>786</tr>787 788<tr>789<td>790<p>791<code>char* __cxa_demangle(const char* mangled_name,792 char* output_buffer,793 size_t* length,794 int* status);</code>795</p>796<blockquote>797<p>798<i>Effects:</i>799</p>800<p>801<i>Returns:</i>802</p>803</blockquote>804</td>805<td>✓</td>806<td>✓</td>807<td>✓</td>808</tr>809 810<tr>811<td>812<p>813<code>void*814 __dynamic_cast(const void* __src_ptr,815 const __class_type_info* __src_type,816 const __class_type_info* __dst_type,817 ptrdiff_t __src2dst);</code>818</p>819<blockquote>820<p>821<i>Effects:</i>822</p>823<p>824<i>Returns:</i>825</p>826</blockquote>827</td>828<td>✓</td>829<td>✓</td>830<td>✓</td>831</tr>832 833</table>834 835<!--836000000000000d570 (__DATA,__const) external typeinfo for char32_t837000000000000cfd0 (__DATA,__const) external typeinfo for std::nullptr_t838000000000000d520 (__DATA,__const) external typeinfo for char16_t839000000000000d580 (__DATA,__const) external typeinfo for char32_t*840000000000000cfe0 (__DATA,__const) external typeinfo for std::nullptr_t*841000000000000d530 (__DATA,__const) external typeinfo for char16_t*842000000000000d5a0 (__DATA,__const) external typeinfo for char32_t const*843000000000000d000 (__DATA,__const) external typeinfo for std::nullptr_t const*844000000000000d550 (__DATA,__const) external typeinfo for char16_t const*845000000000000d190 (__DATA,__const) external typeinfo for signed char const*846000000000000d050 (__DATA,__const) external typeinfo for bool 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(__TEXT,__cstring) external typeinfo name for __cxxabiv1::__pbase_type_info90300000000000094d0 (__TEXT,__cstring) external typeinfo name for __cxxabiv1::__pointer_type_info9040000000000009440 (__TEXT,__cstring) external typeinfo name for __cxxabiv1::__function_type_info90500000000000092c0 (__TEXT,__cstring) external typeinfo name for __cxxabiv1::__si_class_type_info90600000000000092f0 (__TEXT,__cstring) external typeinfo name for __cxxabiv1::__vmi_class_type_info9070000000000009320 (__TEXT,__cstring) external typeinfo name for __cxxabiv1::__fundamental_type_info9080000000000009500 (__TEXT,__cstring) external typeinfo name for __cxxabiv1::__pointer_to_member_type_info90900000000000093fc (__TEXT,__cstring) external typeinfo name for char32_t*9100000000000009354 (__TEXT,__cstring) external typeinfo name for std::nullptr_t*91100000000000093f0 (__TEXT,__cstring) external typeinfo name for char16_t*9120000000000009400 (__TEXT,__cstring) external typeinfo name for char32_t const*9130000000000009358 (__TEXT,__cstring) external typeinfo name for std::nullptr_t const*91400000000000093f4 (__TEXT,__cstring) external typeinfo name for char16_t const*9150000000000009386 (__TEXT,__cstring) external typeinfo name for signed char const*9160000000000009362 (__TEXT,__cstring) external typeinfo name for bool const*9170000000000009374 (__TEXT,__cstring) external typeinfo name for char const*91800000000000093e0 (__TEXT,__cstring) external typeinfo name for double const*91900000000000093e9 (__TEXT,__cstring) external typeinfo name for long double const*92000000000000093d7 (__TEXT,__cstring) external typeinfo name for float const*921000000000000937d (__TEXT,__cstring) external typeinfo name for unsigned char const*92200000000000093a1 (__TEXT,__cstring) external typeinfo name for int const*92300000000000093aa (__TEXT,__cstring) external typeinfo name for unsigned int const*92400000000000093b3 (__TEXT,__cstring) external typeinfo name for long const*92500000000000093bc (__TEXT,__cstring) external typeinfo name for unsigned long const*926000000000000938f (__TEXT,__cstring) external typeinfo name for short const*9270000000000009398 (__TEXT,__cstring) external typeinfo name for unsigned short const*928000000000000934d (__TEXT,__cstring) external typeinfo name for void const*929000000000000936b (__TEXT,__cstring) external typeinfo name for wchar_t const*93000000000000093c5 (__TEXT,__cstring) external typeinfo name for long long const*93100000000000093ce (__TEXT,__cstring) external typeinfo name for unsigned long long const*9320000000000009383 (__TEXT,__cstring) external typeinfo name for signed char*933000000000000935f (__TEXT,__cstring) external typeinfo name for bool*9340000000000009371 (__TEXT,__cstring) external typeinfo name for char*93500000000000093dd (__TEXT,__cstring) external typeinfo name for double*93600000000000093e6 (__TEXT,__cstring) external typeinfo name for long double*93700000000000093d4 (__TEXT,__cstring) external typeinfo name for float*938000000000000937a (__TEXT,__cstring) external typeinfo name for unsigned char*939000000000000939e (__TEXT,__cstring) external typeinfo name for int*94000000000000093a7 (__TEXT,__cstring) external typeinfo name for unsigned int*94100000000000093b0 (__TEXT,__cstring) external typeinfo name for long*94200000000000093b9 (__TEXT,__cstring) external typeinfo name for unsigned long*943000000000000938c (__TEXT,__cstring) external typeinfo name for short*9440000000000009395 (__TEXT,__cstring) external typeinfo name for unsigned short*945000000000000934a (__TEXT,__cstring) external typeinfo name for void*9460000000000009368 (__TEXT,__cstring) external typeinfo name for wchar_t*94700000000000093c2 (__TEXT,__cstring) external typeinfo name for long long*94800000000000093cb (__TEXT,__cstring) external typeinfo name for unsigned long long*9490000000000009381 (__TEXT,__cstring) external typeinfo name for signed char950000000000000935d (__TEXT,__cstring) external typeinfo name for bool951000000000000936f (__TEXT,__cstring) external typeinfo name for char95200000000000093db (__TEXT,__cstring) external typeinfo name for double95300000000000093e4 (__TEXT,__cstring) external typeinfo name for long double95400000000000093d2 (__TEXT,__cstring) external typeinfo name for float9550000000000009378 (__TEXT,__cstring) external typeinfo name for unsigned char956000000000000939c (__TEXT,__cstring) external typeinfo name for int95700000000000093a5 (__TEXT,__cstring) external typeinfo name for unsigned int95800000000000093ae (__TEXT,__cstring) external typeinfo name for long95900000000000093b7 (__TEXT,__cstring) external typeinfo name for unsigned long960000000000000938a (__TEXT,__cstring) external typeinfo name for short9610000000000009393 (__TEXT,__cstring) external typeinfo name for unsigned short9620000000000009348 (__TEXT,__cstring) external typeinfo name for void9630000000000009366 (__TEXT,__cstring) external typeinfo name for wchar_t96400000000000093c0 (__TEXT,__cstring) external typeinfo name for long long96500000000000093c9 (__TEXT,__cstring) external typeinfo name for unsigned long long966000000000000ce30 (__DATA,__const) external vtable for __cxxabiv1::__enum_type_info967000000000000cdb0 (__DATA,__const) external vtable for __cxxabiv1::__array_type_info968000000000000cbe0 (__DATA,__const) external vtable for __cxxabiv1::__class_type_info969000000000000ce70 (__DATA,__const) external vtable for __cxxabiv1::__pbase_type_info970000000000000cec0 (__DATA,__const) external vtable for __cxxabiv1::__pointer_type_info971000000000000cdf0 (__DATA,__const) external vtable for __cxxabiv1::__function_type_info972000000000000cc40 (__DATA,__const) external vtable for __cxxabiv1::__si_class_type_info973000000000000cca0 (__DATA,__const) external vtable for __cxxabiv1::__vmi_class_type_info974000000000000cd70 (__DATA,__const) external vtable for __cxxabiv1::__fundamental_type_info975000000000000cf10 (__DATA,__const) external vtable for __cxxabiv1::__pointer_to_member_type_info976 977 (undefined) external ___stack_chk_fail (from libSystem)978 (undefined) external ___stack_chk_guard (from libSystem)979 (undefined) external ___stderrp (from libSystem)980 (undefined) external ___strcat_chk (from libSystem)981 (undefined) external _abort (from libSystem)982 (undefined) external _calloc (from libSystem)983 (undefined) external _dlsym (from libSystem)984 (undefined) external _free (from libSystem)985 (undefined) external _malloc (from libSystem)986 (undefined) external _memcpy (from libSystem)987 (undefined) external _pthread_getspecific (from libSystem)988 (undefined) external _pthread_key_create (from libSystem)989 (undefined) external _pthread_mutex_init (from libSystem)990 (undefined) external _pthread_mutex_lock (from libSystem)991 (undefined) external _pthread_mutex_unlock (from libSystem)992 (undefined) external _pthread_mutexattr_init (from libSystem)993 (undefined) external _pthread_mutexattr_settype (from libSystem)994 (undefined) external _pthread_once (from libSystem)995 (undefined) external _pthread_setspecific (from libSystem)996 (undefined) external _realloc (from libSystem)997 (undefined) external _strcmp (from libSystem)998 (undefined) external _strcpy (from libSystem)999 (undefined) external _strlen (from libSystem)1000 (undefined) external _strncmp (from libSystem)1001 (undefined) external _vasprintf (from libSystem)1002 (undefined) external _vfprintf (from libSystem)1003 (undefined) external dyld_stub_binder (from libSystem)1004 (undefined) external __Unwind_DeleteException (from libSystem)1005 (undefined) external __Unwind_GetIP (from libSystem)1006 (undefined) external __Unwind_GetLanguageSpecificData (from libSystem)1007 (undefined) external __Unwind_GetRegionStart (from libSystem)1008 (undefined) external __Unwind_RaiseException (from libSystem)1009 (undefined) external __Unwind_Resume_or_Rethrow (from libSystem)1010 (undefined) external __Unwind_SetGR (from libSystem)1011 (undefined) external __Unwind_SetIP (from libSystem)1012 (undefined) external ___bzero (from libSystem)1013 -->1014 1015</body>1016</html>1017