about summary refs log tree commit diff
path: root/sysdeps/ieee754/ldbl-128ibm
diff options
context:
space:
mode:
authorJoseph Myers <joseph@codesourcery.com>2014-01-02 16:34:24 +0000
committerJoseph Myers <joseph@codesourcery.com>2014-01-02 16:34:24 +0000
commit90b6a1e55fdbb3e6a3132742c26eb19666ad9e33 (patch)
treeab2cb9799bdf0ece9c176bb250db96efbcb83b39 /sysdeps/ieee754/ldbl-128ibm
parent396e3ecf3e8f0f05bd7eeaf995a3f0c2327a6cd6 (diff)
downloadglibc-90b6a1e55fdbb3e6a3132742c26eb19666ad9e33.tar.gz
glibc-90b6a1e55fdbb3e6a3132742c26eb19666ad9e33.tar.xz
glibc-90b6a1e55fdbb3e6a3132742c26eb19666ad9e33.zip
Fix ldbl-128ibm asinhl inaccuracy (bug 16385).
This patch fixes bug 16385, ldbl-128ibm asinhl inaccuracy, which
showed up while attempting to regenerate ulps for powerpc-nofpu for
2.19.  The problem here was use of fabs instead of fabsl meaning large
arguments were reduced to the precision of double.  Tested for
powerpc-nofpu.

	* sysdeps/ieee754/ldbl-128ibm/s_asinhl.c (__asinhl): Use fabsl not
	fabs.
Diffstat (limited to 'sysdeps/ieee754/ldbl-128ibm')
-rw-r--r--sysdeps/ieee754/ldbl-128ibm/s_asinhl.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c b/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c
index 63c6edbb1a..043b151fff 100644
--- a/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/s_asinhl.c
@@ -48,7 +48,7 @@ long double __asinhl(long double x)
 	    if(huge+x>one) return x;	/* return x inexact except 0 */
 	}
 	if(ix>0x41b0000000000000LL) {	/* |x| > 2**28 */
-	    w = __ieee754_logl(fabs(x))+ln2;
+	    w = __ieee754_logl(fabsl(x))+ln2;
 	} else if (ix>0x4000000000000000LL) {	/* 2**28 > |x| > 2.0 */
 	    t = fabs(x);
 	    w = __ieee754_logl(2.0*t+one/(__ieee754_sqrtl(x*x+one)+t));