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-rw-r--r--math/s_csqrtl.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/math/s_csqrtl.c b/math/s_csqrtl.c
index 32d6f364a0..9b93ef66b2 100644
--- a/math/s_csqrtl.c
+++ b/math/s_csqrtl.c
@@ -1,5 +1,5 @@
/* Complex square root of long double value.
- Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2005, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -32,7 +31,7 @@ __csqrtl (__complex__ long double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -61,7 +60,7 @@ __csqrtl (__complex__ long double x)
}
else
{
- if (icls == FP_ZERO)
+ if (__builtin_expect (icls == FP_ZERO, 0))
{
if (__real__ x < 0.0)
{
@@ -75,7 +74,7 @@ __csqrtl (__complex__ long double x)
__imag__ res = __copysignl (0.0, __imag__ x);
}
}
- else if (rcls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO, 0))
{
long double r = __ieee754_sqrtl (0.5 * fabsl (__imag__ x));