test_climits.cpp revision 84011c7599ab8a4463cefda5e8ce8a59987640d8
1/* 2 * Copyright (C) 2009 The Android Open Source Project 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the 13 * distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28#include <climits> 29 30namespace { 31const int kPassed = 0; 32const int kFailed = 1; 33#define FAIL_UNLESS(f) if (!android::f()) return kFailed; 34} // anonymous namespace 35 36namespace android 37{ 38bool testLimits() 39{ 40 // char 41 volatile char c1 = CHAR_BIT; 42 volatile char c2 = CHAR_MAX; 43 volatile char c3 = CHAR_MIN; 44 45 // int 46 volatile int i1 = INT_MAX; 47 volatile int i2 = INT_MIN; 48 49 // short 50 volatile short s1 = SHRT_MAX; 51 volatile short s2 = SHRT_MIN; 52 53 // long 54 volatile long l1 = LONG_MAX; 55 volatile long l2 = LONG_MIN; 56 57 // long long 58 volatile long long ll1 = LLONG_MAX; 59 volatile long long ll2 = LLONG_MIN; 60 61 volatile unsigned long mb = MB_LEN_MAX; 62 63 // signed char 64 volatile signed char sc1 = SCHAR_MIN; 65 volatile signed char sc2 = SCHAR_MAX; 66 67 // unsigned 68 volatile unsigned int ui = UINT_MAX; 69 volatile unsigned short us = USHRT_MAX; 70 volatile unsigned long ul = ULONG_MAX; 71 volatile unsigned long long ull = ULLONG_MAX; 72 73 return true; 74} 75 76} // namespace android 77 78int main(int argc, char **argv) 79{ 80 FAIL_UNLESS(testLimits); 81 return kPassed; 82} 83