From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001 From: Roland McGrath Date: Sat, 18 Feb 1995 01:27:10 +0000 Subject: initial import --- string/test-ffs.c | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 string/test-ffs.c (limited to 'string/test-ffs.c') diff --git a/string/test-ffs.c b/string/test-ffs.c new file mode 100644 index 0000000..bbe6278 --- /dev/null +++ b/string/test-ffs.c @@ -0,0 +1,54 @@ +/* Copyright (C) 1994 Free Software Foundation, Inc. + Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil), + On-Line Applications Research Corporation. + +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +#include +#include +#include +#include + +int +DEFUN(main, (argc, argv), + int argc AND char **argv) +{ + int failures = 0; + int i; + void try (int value, int expected) + { + if (ffs (value) != expected) + { + fprintf (stderr, "%#x expected %d got %d\n", + value, expected, ffs (value)); + ++failures; + } + } + + try (0, 0); + for (i=0 ; i<32 ; i++) + try (1<