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| author | Joseph Myers <joseph@codesourcery.com> | 2012-03-28 09:32:12 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2012-03-28 09:32:12 +0000 |
| commit | 41bf21a1e72c907b1a065727c3b5da43821ca6b0 (patch) | |
| tree | 93612a0bb49dfead686c656b36da812fb810c2cf /math/w_powl.c | |
| parent | bdc6f13012da775a124596c81e40139ee8d2ca91 (diff) | |
| download | glibc-41bf21a1e72c907b1a065727c3b5da43821ca6b0.tar.gz | |
Avoid overflows from long double functions using __kernel_standard.
Diffstat (limited to 'math/w_powl.c')
| -rw-r--r-- | math/w_powl.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/math/w_powl.c b/math/w_powl.c index 5bb85976e3..37863889c3 100644 --- a/math/w_powl.c +++ b/math/w_powl.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2011 Free Software Foundation, Inc. +/* Copyright (C) 2011-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@gmail.com>, 2011. @@ -33,25 +33,25 @@ __powl (long double x, long double y) { if (y == 0.0L) /* pow(NaN,0.0) */ - return __kernel_standard (x, y, 242); + return __kernel_standard_l (x, y, 242); } else if (__finitel (x) && __finitel (y)) { if (__isnanl (z)) /* pow neg**non-int */ - return __kernel_standard (x, y, 224); + return __kernel_standard_l (x, y, 224); else if (x == 0.0L && y < 0.0L) { if (signbit (x) && signbit (z)) /* pow(-0.0,negative) */ - return __kernel_standard (x, y, 223); + return __kernel_standard_l (x, y, 223); else /* pow(+0.0,negative) */ - return __kernel_standard (x, y, 243); + return __kernel_standard_l (x, y, 243); } else /* pow overflow */ - return __kernel_standard (x, y, 221); + return __kernel_standard_l (x, y, 221); } } } @@ -62,11 +62,11 @@ __powl (long double x, long double y) { if (y == 0.0L) /* pow(0.0,0.0) */ - return __kernel_standard (x, y, 220); + return __kernel_standard_l (x, y, 220); } else /* pow underflow */ - return __kernel_standard (x, y, 222); + return __kernel_standard_l (x, y, 222); } return z; |