mirror of
https://github.com/cc65/cc65.git
synced 2024-11-15 11:05:56 +00:00
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/*
|
|
Copyright 2020 The cc65 Authors
|
|
|
|
This software is provided 'as-is', without any express or implied
|
|
warranty. In no event will the authors be held liable for any damages
|
|
arising from the use of this software.
|
|
|
|
Permission is granted to anyone to use this software for any purpose,
|
|
including commercial applications, and to alter it and redistribute it
|
|
freely, subject to the following restrictions:
|
|
|
|
1. The origin of this software must not be misrepresented; you must not
|
|
claim that you wrote the original software. If you use this software
|
|
in a product, an acknowledgment in the product documentation would be
|
|
appreciated but is not required.
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
|
misrepresented as being the original software.
|
|
3. This notice may not be removed or altered from any source distribution.
|
|
*/
|
|
|
|
/*
|
|
Tests that plain int bit-fields are unsigned.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
|
|
static unsigned char failures = 0;
|
|
|
|
static struct plain_ints {
|
|
int x : 4;
|
|
int y : 10;
|
|
} pi = {15, 700};
|
|
|
|
static void test_plain_int_bitfields (void)
|
|
{
|
|
if (pi.x != 15) {
|
|
printf ("Got pi.x = %u, expected 15.\n", pi.x);
|
|
failures++;
|
|
}
|
|
if (pi.y != 700) {
|
|
printf ("Got pi.y = %u, expected 700.\n", pi.y);
|
|
failures++;
|
|
}
|
|
|
|
pi.x = 3;
|
|
pi.y = 1023;
|
|
|
|
if (pi.x != 3) {
|
|
printf ("Got pi.x = %u, expected 3.\n", pi.x);
|
|
failures++;
|
|
}
|
|
if (pi.y != 1023) {
|
|
printf ("Got pi.y = %u, expected 1023.\n", pi.y);
|
|
failures++;
|
|
}
|
|
}
|
|
|
|
int main (void)
|
|
{
|
|
test_plain_int_bitfields ();
|
|
printf ("failures: %u\n", failures);
|
|
return failures;
|
|
}
|