diff options
Diffstat (limited to 'stdlib/erand48_r.c')
| -rw-r--r-- | stdlib/erand48_r.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/stdlib/erand48_r.c b/stdlib/erand48_r.c index 85393b79f6..3ce78e306e 100644 --- a/stdlib/erand48_r.c +++ b/stdlib/erand48_r.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1995, 1997 Free Software Foundation, Inc. +/* Copyright (C) 1995, 1997, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. @@ -37,19 +37,10 @@ __erand48_r (xsubi, buffer, result) /* Construct a positive double with the 48 random bits distributed over its fractional part so the resulting FP number is [0.0,1.0). */ -#if USHRT_MAX == 65535 temp.ieee.negative = 0; temp.ieee.exponent = IEEE754_DOUBLE_BIAS; temp.ieee.mantissa0 = (xsubi[2] << 4) | (xsubi[1] >> 12); temp.ieee.mantissa1 = ((xsubi[1] & 0xfff) << 20) | (xsubi[0] << 4); -#elif USHRT_MAX == 2147483647 - temp.ieee.negative = 0; - temp.ieee.exponent = IEEE754_DOUBLE_BIAS; - temp.ieee.mantissa0 = (xsubi[1] << 4) | (xsubi[0] >> 28); - temp.ieee.mantissa1 = ((xsubi[0] & 0xfffffff) << 4); -#else -# error Unsupported size of short int -#endif /* Please note the lower 4 bits of mantissa1 are always 0. */ *result = temp.d - 1.0; |