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      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 
     29 
     30 #include <climits>
     31 #if defined BIONIC && !defined BIONIC_LIBSTDCPP_INCLUDE_CLIMITS__
     32 #error "Wrong header file included!!"
     33 #endif
     34 
     35 
     36 namespace {
     37 const int kPassed = 0;
     38 const int kFailed = 1;
     39 #define FAIL_UNLESS(f) if (!android::f()) return kFailed;
     40 }  // anonymous namespace
     41 
     42 namespace android
     43 {
     44 bool testLimits()
     45 {
     46     // char
     47     volatile char c1 = CHAR_BIT;
     48     volatile char c2 = CHAR_MAX;
     49     volatile char c3 = CHAR_MIN;
     50 
     51     // int
     52     volatile int i1 = INT_MAX;
     53     volatile int i2 = INT_MIN;
     54 
     55     // short
     56     volatile short s1 = SHRT_MAX;
     57     volatile short s2 = SHRT_MIN;
     58 
     59     // long
     60     volatile long l1 = LONG_MAX;
     61     volatile long l2 = LONG_MIN;
     62 
     63     // long long
     64     volatile long long ll1 = LLONG_MAX;
     65     volatile long long ll2 = LLONG_MIN;
     66 
     67     volatile unsigned long mb = MB_LEN_MAX;
     68 
     69     // signed char
     70     volatile signed char sc1 = SCHAR_MIN;
     71     volatile signed char sc2 = SCHAR_MAX;
     72 
     73     // unsigned
     74     volatile unsigned int ui = UINT_MAX;
     75     volatile unsigned short us = USHRT_MAX;
     76     volatile unsigned long ul = ULONG_MAX;
     77     volatile unsigned long long ull = ULLONG_MAX;
     78 
     79     return true;
     80 }
     81 
     82 }  // namespace android
     83 
     84 int main(int argc, char **argv)
     85 {
     86     FAIL_UNLESS(testLimits);
     87     return kPassed;
     88 }
     89