24 lines
500 B
C
24 lines
500 B
C
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/*
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* wrapper exp2l(x)
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*/
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#include <math.h>
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#include <math_private.h>
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#include <math-svid-compat.h>
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#include <libm-alias-ldouble.h>
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#if LIBM_SVID_COMPAT
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long double
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__exp2l (long double x)
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{
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long double z = __ieee754_exp2l (x);
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if (__builtin_expect (!isfinite (z) || z == 0, 0)
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&& isfinite (x) && _LIB_VERSION != _IEEE_)
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/* exp2 overflow: 244, exp2 underflow: 245 */
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return __kernel_standard_l (x, x, 244 + !!signbit (x));
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return z;
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}
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libm_alias_ldouble (__exp2, exp2)
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#endif
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