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ASSERT

Section: Linux Programmer's Manual (3)
Updated: April 4, 1993
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assert - ¿ÇÃǤ¬µ¶¤Î»þ¤Ë¥×¥í¥°¥é¥à¤òÃæ»ß¤¹¤ë  

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#include <assert.h>

void assert (int expression);
 

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assert() ´Ø¿ô¤Ï¡¢ expression ¤¬µ¶¤Î»þ(¤¹¤Ê¤ï¤Á¡¢Èæ³Ó¤Î·ë²Ì¤¬0¤ÈÅù¤·¤¤»þ)¤Ë ɸ½à½ÐÎϤ˥¨¥é¡¼¥á¥Ã¥»¡¼¥¸¤òɽ¼¨¤·¡¢¤µ¤é¤Ë abort() ¤ò¸Æ¤Ó½Ð¤¹¤³¤È¤Ë¤è¤Ã¤Æ¡¢¥×¥í¥°¥é¥à¤ò½ªÎ»¤µ¤»¤ë¡£ ¤³¤ì¤Ï¡¢ <assert.h> ¤¬ºÇ¸å¤Ë¥¤¥ó¥¯¥ë¡¼¥É¤µ¤ì¤¿»þ¤Ë¥Þ¥¯¥í NDEBUG ¤¬Ì¤ÄêµÁ¤Î¾ì¹ç¤Ë¤Î¤ßµ¯¤³¤ë¡£  

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ISO9899 (ANSI C)¡£ 1990 ǯ¤Îɸ½à¤Ç¤Ï expression ¤Ï int ·¿¤Ç¤¢¤ë¤³¤È¤¬É¬ÍפȤµ¤ì¡¢¤½¤¦¤Ç¤Ê¤¤¾ì¹ç¤Îưºî¤Ï̤ÄêµÁ¤È¤µ¤ì¤Æ¤¤¤¿¡£ ¤·¤«¤· 1999 ǯ¤Îɸ½à¤Ç¤Ï¤É¤Î¤è¤¦¤Ê¥¹¥«¥éÃͤǤâ¤è¤¤¤³¤È¤Ë¤Ê¤Ã¤¿¡£  

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assert() ¤Ï¡¢¥Þ¥¯¥í¤È¤·¤Æ¼ÂÁõ¤µ¤ì¤Æ¤¤¤ë¡£¤¹¤Ê¤ï¤Á¡¢ »î¤µ¤ì¤Æ¤¤¤ë¼°¤¬ÉûºîÍѤò»ý¤Ã¤Æ¤¤¤ë¾ì¹ç¤Ë¤Ï¡¢ ¥Þ¥¯¥í NDEBUG ¤¬ÄêµÁ¤µ¤ì¤Æ¤¤¤ë¤«¤É¤¦¤«¤Ë°Í¸¤·¤Æ¡¢¥×¥í¥°¥é¥à¤Î¿¶Éñ¤¤¤Ï°Û¤Ê¤ë¤À¤í¤¦¡£ ¤³¤ì¤Ï¡¢¥Ð¥°½Ð¤·¤¹¤ë¤È¤­¤Ë¤Ï¾Ã¤¨¤Æ¤·¤Þ¤¦ ¥Ï¥¤¥¼¥ó¥Ð¥°(Heisenbugs)¤òÀ¸¤ß½Ð¤¹¤À¤í¤¦¡£  

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exit(3), abort(3)


 

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