s_infconst.c

来自「cygwin, 著名的在win32下模拟unix操作系统的东东」· C语言 代码 · 共 16 行

/* Infinity as a constant value.   This is used for HUGE_VAL.
 * Added by Cygnus Support.
 */

#include "fdlibm.h"

#ifndef _DOUBLE_IS_32BITS
#ifdef __IEEE_BIG_ENDIAN
const union __dmath __infinity[1] = {{ 0x7ff00000, 0 }};
#else
const union __dmath __infinity[1] = {{ 0, 0x7ff00000 }};
#endif
#else /* defined (_DOUBLE_IS_32BITS) */
const union __dmath __infinity[1] = {{ 0x7f800000, 0 }};
#endif /* defined (_DOUBLE_IS_32BITS) */