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Diffstat (limited to 'math/w_hypotf_compat.c')
| -rw-r--r-- | math/w_hypotf_compat.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/math/w_hypotf_compat.c b/math/w_hypotf_compat.c new file mode 100644 index 0000000000..0ecacae715 --- /dev/null +++ b/math/w_hypotf_compat.c @@ -0,0 +1,35 @@ +/* w_hypotf.c -- float version of w_hypot.c. + * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com. + */ + +/* + * ==================================================== + * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. + * + * Developed at SunPro, a Sun Microsystems, Inc. business. + * Permission to use, copy, modify, and distribute this + * software is freely granted, provided that this notice + * is preserved. + * ==================================================== + */ + +/* + * wrapper hypotf(x,y) + */ + +#include <math.h> +#include <math_private.h> + + +float +__hypotf(float x, float y) +{ + float z = __ieee754_hypotf(x,y); + if(__builtin_expect(!isfinite(z), 0) + && isfinite(x) && isfinite(y) && _LIB_VERSION != _IEEE_) + /* hypot overflow */ + return __kernel_standard_f(x, y, 104); + + return z; +} +weak_alias (__hypotf, hypotf) |