From: Luis Machado <luisgpm@br.ibm.com>
Date: Wed, 10 Nov 2010 21:15:05 +0000 (-0500)
Subject: Fix comparison in sqrtl for IBM long double 128.
X-Git-Tag: glibc-2.11.3~11
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=49a47e5a164339f7b7a39c3a886a941596f1f40f;p=thirdparty%2Fglibc.git

Fix comparison in sqrtl for IBM long double 128.
(cherry picked from commit da93d21475878725c9e0cb2b6e650bd8d3628435)
---

diff --git a/ChangeLog b/ChangeLog
index 6c9908056ed..c0dc1da01e1 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2010-11-10  Luis Machado  <luisgpm@br.ibm.com>
+
+	* sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c (__ieee754_sqrtl): Force
+	  signed comparison.
+
 2010-11-08  Ulrich Drepper  <drepper@gmail.com>
 
 	[BZ #12194]
diff --git a/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c b/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c
index 1f533cae422..fe6bb55b072 100644
--- a/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/e_sqrtl.c
@@ -73,9 +73,9 @@ long double __ieee754_sqrtl(long double x)
 	m = ((a.i[2] >> 20) & 0x7ff) - 54;
       }
       m += n;
-      if (m > 0)
+      if ((int) m > 0)
 	a.i[2] = (a.i[2] & 0x800fffff) | (m << 20);
-      else if (m <= -54) {
+      else if ((int) m <= -54) {
 	a.i[2] &= 0x80000000;
 	a.i[3] = 0;
       } else {