39 lines
960 B
C
39 lines
960 B
C
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/* w_hypotf.c -- float version of w_hypot.c.
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*/
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/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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/*
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* wrapper hypotf(x,y)
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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-float.h>
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#if LIBM_SVID_COMPAT && SHLIB_COMPAT (libm, GLIBC_2_0, GLIBC_2_35)
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float
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__hypotf_compat (float x, float y)
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{
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float z = __ieee754_hypotf(x,y);
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if(__builtin_expect(!isfinite(z), 0)
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&& isfinite(x) && isfinite(y) && _LIB_VERSION != _IEEE_)
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/* hypot overflow */
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return __kernel_standard_f(x, y, 104);
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return z;
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}
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compat_symbol (libm, __hypotf_compat, hypotf, GLIBC_2_0);
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#endif
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