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/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
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 Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <byteswap.h>
#include <stdio.h>
extern unsigned long long int wash (unsigned long long int a);
int
do_test (void)
{
int result = 0;
/* Test the functions with constant arguments. */
if (bswap_16 (0x1234) != 0x3412)
{
puts ("bswap_16 (constant) flunked");
result = 1;
}
if (bswap_32 (0x12345678) != 0x78563412)
{
puts ("bswap_32 (constant) flunked");
result = 1;
}
if (bswap_64 (0x1234567890abcdefULL) != 0xefcdab9078563412ULL)
{
puts ("bswap_64 (constant) flunked");
result = 1;
}
/* Test the functions with non-constant arguments. */
if (bswap_16 (wash (0x1234)) != 0x3412)
{
puts ("bswap_16 (non-constant) flunked");
result = 1;
}
if (bswap_32 (wash (0x12345678)) != 0x78563412)
{
puts ("bswap_32 (non-constant) flunked");
result = 1;
}
if (bswap_64 (wash (0x1234567890abcdefULL)) != 0xefcdab9078563412ULL)
{
puts ("bswap_64 (non-constant) flunked");
result = 1;
}
return result;
}
unsigned long long int
wash (unsigned long long int a)
{
/* Do nothing. This function simply exists to avoid that the compiler
regards the argument to the bswap_*() functions as constant. */
return a + 0;
}
#include <support/test-driver.c>
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