blob: 0cff18fda43576f8dd67d7a342777ad9e5d6b97b [file] [log] [blame]
//===--- convert.c --- Test Cases for Bit Accurate Types ------------------===//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// This is a test for conversion between different int types.
#include <stdio.h>
typedef int __attribute__ ((bitwidth(7))) int7;
typedef int __attribute__ ((bitwidth(15))) int15;
typedef int __attribute__ ((bitwidth(31))) int31;
typedef int __attribute__ ((bitwidth(8))) int8;
typedef unsigned int __attribute__ ((bitwidth(7))) uint7;
typedef unsigned int __attribute__ ((bitwidth(15))) uint15;
typedef unsigned int __attribute__ ((bitwidth(31))) uint31;
typedef unsigned int __attribute__ ((bitwidth(8))) uint8;
int main()
int7 i7;
int15 i15;
int31 i31;
int8 i8;
uint7 ui7;
uint15 ui15;
uint31 ui31;
uint8 ui8;
i7 = 0x7f;
i15 = (int15)i7;
i31 = (int31)i15;
if(i15 != -1 || i31 != -1)
printf("error: i15=%d, i31 = %d\n", i15, i31);
ui7 = 0x7f;
ui15 = (uint15)ui7;
ui31 = (uint31)ui15;
if(ui15 != 0x7f || ui31 != 0x7f)
printf("error: ui15=%u, ui31 = %u\n", ui15, ui31);
i31 = -1;
i8 = (int8) i31;
if(i8 != -1)
printf("error: i8=%d\n", i8);
i31 = 0xff;
i7 = (int7) i31;
printf("i7=%d\n", i7);
ui31 = 0x1ff;
ui8 = (uint8) ui31;
printf("ui8=%u\n", ui8);
i8 = (int8) ui8;
printf("i8=%d\n", i8);
ui7 = (uint7) i7;
printf("ui7=%u\n", ui7);
return 0;