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author | Bruno Haible <bruno@clisp.org> | 2010-12-21 21:49:51 +0100 |
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committer | Bruno Haible <bruno@clisp.org> | 2010-12-21 22:49:52 +0100 |
commit | cb33aca29894edd6d93b61676fac09666352f610 (patch) | |
tree | ebeb4599118e4daacf493a67584dd8f73ecab201 | |
parent | 9b144e908f361bc95b309fd33bfa0bc09ae55cc7 (diff) | |
download | gnulib-cb33aca29894edd6d93b61676fac09666352f610.tar.gz |
New module 'floorl-ieee'.
* modules/floorl-ieee: New file.
* modules/floorl-ieee-tests: New file.
* tests/test-floorl-ieee.c: New file, based on tests/test-floorl.c.
* tests/test-floorl.c (main): Remove signbit tests.
* modules/floorl-tests (Depends-on): Remove signbit.
* doc/posix-functions/floorl.texi: Mention the new module.
-rw-r--r-- | ChangeLog | 10 | ||||
-rw-r--r-- | doc/posix-functions/floorl.texi | 2 | ||||
-rw-r--r-- | modules/floorl-ieee | 23 | ||||
-rw-r--r-- | modules/floorl-ieee-tests | 16 | ||||
-rw-r--r-- | modules/floorl-tests | 1 | ||||
-rw-r--r-- | tests/test-floorl-ieee.c | 37 | ||||
-rw-r--r-- | tests/test-floorl.c | 2 |
7 files changed, 87 insertions, 4 deletions
@@ -1,5 +1,15 @@ 2010-12-21 Bruno Haible <bruno@clisp.org> + New module 'floorl-ieee'. + * modules/floorl-ieee: New file. + * modules/floorl-ieee-tests: New file. + * tests/test-floorl-ieee.c: New file, based on tests/test-floorl.c. + * tests/test-floorl.c (main): Remove signbit tests. + * modules/floorl-tests (Depends-on): Remove signbit. + * doc/posix-functions/floorl.texi: Mention the new module. + +2010-12-21 Bruno Haible <bruno@clisp.org> + New module 'round-ieee'. * modules/round-ieee: New file. * m4/round.m4 (gl_FUNC_ROUND): If gl_FUNC_ROUND_IEEE is also used, test diff --git a/doc/posix-functions/floorl.texi b/doc/posix-functions/floorl.texi index 1667ec88aa..2e37e8678c 100644 --- a/doc/posix-functions/floorl.texi +++ b/doc/posix-functions/floorl.texi @@ -4,7 +4,7 @@ POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/floorl.html} -Gnulib module: floorl +Gnulib module: floorl or floorl-ieee Portability problems fixed by Gnulib: @itemize diff --git a/modules/floorl-ieee b/modules/floorl-ieee new file mode 100644 index 0000000000..372fee44eb --- /dev/null +++ b/modules/floorl-ieee @@ -0,0 +1,23 @@ +Description: +floorl() function according to ISO C 99 with IEC 60559. + +Files: + +Depends-on: +floorl + +configure.ac: + +Makefile.am: + +Include: +<math.h> + +Link: +$(FLOORL_LIBM) + +License: +LGPL + +Maintainer: +Bruno Haible diff --git a/modules/floorl-ieee-tests b/modules/floorl-ieee-tests new file mode 100644 index 0000000000..f60bbe68b6 --- /dev/null +++ b/modules/floorl-ieee-tests @@ -0,0 +1,16 @@ +Files: +tests/test-floorl-ieee.c +tests/minus-zero.h +tests/macros.h + +Depends-on: +fpucw +float +signbit + +configure.ac: + +Makefile.am: +TESTS += test-floorl-ieee +check_PROGRAMS += test-floorl-ieee +test_floorl_ieee_LDADD = $(LDADD) @FLOORL_LIBM@ diff --git a/modules/floorl-tests b/modules/floorl-tests index e76adbcfe3..5273fb5a88 100644 --- a/modules/floorl-tests +++ b/modules/floorl-tests @@ -9,7 +9,6 @@ Depends-on: fpucw isnanl-nolibm float -signbit configure.ac: diff --git a/tests/test-floorl-ieee.c b/tests/test-floorl-ieee.c new file mode 100644 index 0000000000..05e836e516 --- /dev/null +++ b/tests/test-floorl-ieee.c @@ -0,0 +1,37 @@ +/* Test of rounding towards negative infinity. + Copyright (C) 2010 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +#include <math.h> + +#include "fpucw.h" +#include "minus-zero.h" +#include "macros.h" + +int +main () +{ + DECL_LONG_DOUBLE_ROUNDING + + BEGIN_LONG_DOUBLE_ROUNDING (); + + /* Zero. */ + ASSERT (!signbit (floorl (0.0L))); + ASSERT (!!signbit (floorl (minus_zerol)) == !!signbit (minus_zerol)); + + return 0; +} diff --git a/tests/test-floorl.c b/tests/test-floorl.c index 2675a9e5d5..84717f8beb 100644 --- a/tests/test-floorl.c +++ b/tests/test-floorl.c @@ -40,9 +40,7 @@ main () /* Zero. */ ASSERT (floorl (0.0L) == 0.0L); - ASSERT (!signbit (floorl (0.0L))); ASSERT (floorl (minus_zerol) == 0.0L); - ASSERT (!!signbit (minus_zerol) == !!signbit (floorl (minus_zerol))); /* Positive numbers. */ ASSERT (floorl (0.3L) == 0.0L); ASSERT (floorl (0.7L) == 0.0L); |