diff options
Diffstat (limited to 'math/divtc3.c')
| -rw-r--r-- | math/divtc3.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/math/divtc3.c b/math/divtc3.c index d974ae6454..72bca66d4d 100644 --- a/math/divtc3.c +++ b/math/divtc3.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2005, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2005, 2006, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Richard Henderson <rth@redhat.com>, 2005. @@ -55,17 +55,19 @@ __divtc3 (long double a, long double b, long double c, long double d) x = __copysignl (INFINITY, c) * a; y = __copysignl (INFINITY, c) * b; } - else if ((isinf (a) || isinf (b)) && isfinite (c) && isfinite (d)) + else if ((__isinf_nsl (a) || __isinf_nsl (b)) + && isfinite (c) && isfinite (d)) { - a = __copysignl (isinf (a) ? 1 : 0, a); - b = __copysignl (isinf (b) ? 1 : 0, b); + a = __copysignl (__isinf_nsl (a) ? 1 : 0, a); + b = __copysignl (__isinf_nsl (b) ? 1 : 0, b); x = INFINITY * (a * c + b * d); y = INFINITY * (b * c - a * d); } - else if ((isinf (c) || isinf (d)) && isfinite (a) && isfinite (b)) + else if ((__isinf_nsl (c) || __isinf_nsl (d)) + && isfinite (a) && isfinite (b)) { - c = __copysignl (isinf (c) ? 1 : 0, c); - d = __copysignl (isinf (d) ? 1 : 0, d); + c = __copysignl (__isinf_nsl (c) ? 1 : 0, c); + d = __copysignl (__isinf_nsl (d) ? 1 : 0, d); x = 0.0 * (a * c + b * d); y = 0.0 * (b * c - a * d); } |