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GNU C Library master sources branch, master, updated. glibc-2.16-ports-merge-71-g354691b
- From: mpolacek at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 25 Jul 2012 11:00:15 -0000
- Subject: GNU C Library master sources branch, master, updated. glibc-2.16-ports-merge-71-g354691b
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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=354691b7b55d014b9a4d3a94e2f8f934870b6bff
commit 354691b7b55d014b9a4d3a94e2f8f934870b6bff
Author: Marek Polacek <polacek@redhat.com>
Date: Wed Jul 25 12:59:36 2012 +0200
Set up errno properly for yn.
diff --git a/ChangeLog b/ChangeLog
index b98741f..d855526 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2012-07-25 Marek Polacek <polacek@redhat.com>
+
+ [BZ #6808]
+ * math/libm-test.inc (yn_test): Add another test.
+ * sysdeps/ieee754/ldbl-128ibm/e_jnl.c (__ieee754_ynl): Set errno
+ to ERANGE when the result is +-Inf.
+ * sysdeps/ieee754/ldbl-96/e_jnl.c (__ieee754_ynl): Likewise.
+ * sysdeps/ieee754/flt-32/e_jnf.c (__ieee754_ynf): Likewise.
+ * sysdeps/ieee754/ldbl-128/e_jnl.c (__ieee754_ynl): Likewise.
+ * sysdeps/ieee754/dbl-64/e_jn.c (__ieee754_yn): Likewise.
+
2012-07-24 Joseph Myers <joseph@codesourcery.com>
* conform/data/time.h-data (NULL): Use macro-constant. Require
diff --git a/NEWS b/NEWS
index 416bf89..65ca380 100644
--- a/NEWS
+++ b/NEWS
@@ -9,7 +9,7 @@ Version 2.17
* The following bugs are resolved with this release:
- 6778, 14042, 14151, 14154, 14157, 14173, 14283, 14328, 14331, 14337,
+ 6778, 6808, 14042, 14151, 14154, 14157, 14173, 14283, 14328, 14331, 14337,
14347, 14349
* Support for STT_GNU_IFUNC symbols added for s390 and s390x.
diff --git a/math/libm-test.inc b/math/libm-test.inc
index 25a8f41..60abf0e 100644
--- a/math/libm-test.inc
+++ b/math/libm-test.inc
@@ -9019,6 +9019,10 @@ yn_test (void)
and FLT_MIN. See Bug 14173. */
TEST_ff_f (yn, 10, min_value, minus_infty, OVERFLOW_EXCEPTION);
+ errno = 0;
+ TEST_ff_f (yn, 10, min_value, minus_infty, OVERFLOW_EXCEPTION);
+ check_int ("errno for yn(10,-min) == ERANGE", errno, ERANGE, 0, 0, 0);
+
END (yn);
}
diff --git a/sysdeps/ieee754/dbl-64/e_jn.c b/sysdeps/ieee754/dbl-64/e_jn.c
index 63788c5..0d2a24c 100644
--- a/sysdeps/ieee754/dbl-64/e_jn.c
+++ b/sysdeps/ieee754/dbl-64/e_jn.c
@@ -36,6 +36,7 @@
*
*/
+#include <errno.h>
#include <math.h>
#include <math_private.h>
@@ -276,6 +277,9 @@ __ieee754_yn(int n, double x)
GET_HIGH_WORD(high,b);
a = temp;
}
+ /* If B is +-Inf, set up errno accordingly. */
+ if (! __finite (b))
+ __set_errno (ERANGE);
}
if(sign>0) return b; else return -b;
}
diff --git a/sysdeps/ieee754/flt-32/e_jnf.c b/sysdeps/ieee754/flt-32/e_jnf.c
index bed9cee..ad26d7e 100644
--- a/sysdeps/ieee754/flt-32/e_jnf.c
+++ b/sysdeps/ieee754/flt-32/e_jnf.c
@@ -13,6 +13,7 @@
* ====================================================
*/
+#include <errno.h>
#include <math.h>
#include <math_private.h>
@@ -199,6 +200,9 @@ __ieee754_ynf(int n, float x)
GET_FLOAT_WORD(ib,b);
a = temp;
}
+ /* If B is +-Inf, set up errno accordingly. */
+ if (! __finitef (b))
+ __set_errno (ERANGE);
if(sign>0) return b; else return -b;
}
strong_alias (__ieee754_ynf, __ynf_finite)
diff --git a/sysdeps/ieee754/ldbl-128/e_jnl.c b/sysdeps/ieee754/ldbl-128/e_jnl.c
index e320d99..70d5672 100644
--- a/sysdeps/ieee754/ldbl-128/e_jnl.c
+++ b/sysdeps/ieee754/ldbl-128/e_jnl.c
@@ -56,6 +56,7 @@
*
*/
+#include <errno.h>
#include <math.h>
#include <math_private.h>
@@ -385,6 +386,9 @@ __ieee754_ynl (int n, long double x)
a = temp;
}
}
+ /* If B is +-Inf, set up errno accordingly. */
+ if (! __finitel (b))
+ __set_errno (ERANGE);
if (sign > 0)
return b;
else
diff --git a/sysdeps/ieee754/ldbl-128ibm/e_jnl.c b/sysdeps/ieee754/ldbl-128ibm/e_jnl.c
index 930a2bc..40012e4 100644
--- a/sysdeps/ieee754/ldbl-128ibm/e_jnl.c
+++ b/sysdeps/ieee754/ldbl-128ibm/e_jnl.c
@@ -56,6 +56,7 @@
*
*/
+#include <errno.h>
#include <math.h>
#include <math_private.h>
@@ -387,6 +388,9 @@ __ieee754_ynl (int n, long double x)
a = temp;
}
}
+ /* If B is +-Inf, set up errno accordingly. */
+ if (! __finitel (b))
+ __set_errno (ERANGE);
if (sign > 0)
return b;
else
diff --git a/sysdeps/ieee754/ldbl-96/e_jnl.c b/sysdeps/ieee754/ldbl-96/e_jnl.c
index 36b0d8b..58a9107 100644
--- a/sysdeps/ieee754/ldbl-96/e_jnl.c
+++ b/sysdeps/ieee754/ldbl-96/e_jnl.c
@@ -56,6 +56,7 @@
*
*/
+#include <errno.h>
#include <math.h>
#include <math_private.h>
@@ -369,6 +370,9 @@ __ieee754_ynl (int n, long double x)
a = temp;
}
}
+ /* If B is +-Inf, set up errno accordingly. */
+ if (! __finitel (b))
+ __set_errno (ERANGE);
if (sign > 0)
return b;
else
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 11 +++++++++++
NEWS | 2 +-
math/libm-test.inc | 4 ++++
sysdeps/ieee754/dbl-64/e_jn.c | 4 ++++
sysdeps/ieee754/flt-32/e_jnf.c | 4 ++++
sysdeps/ieee754/ldbl-128/e_jnl.c | 4 ++++
sysdeps/ieee754/ldbl-128ibm/e_jnl.c | 4 ++++
sysdeps/ieee754/ldbl-96/e_jnl.c | 4 ++++
8 files changed, 36 insertions(+), 1 deletions(-)
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