ceph/src/boost/libs/qvm/test/deduce_scalar_test.cpp

   1 // Copyright 2008-2022 Emil Dotchevski and Reverge Studios, Inc.
   2
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #ifdef BOOST_QVM_TEST_SINGLE_HEADER
   7 #   include BOOST_QVM_TEST_SINGLE_HEADER
   8 #else
   9 #   include <boost/qvm/deduce_scalar.hpp>
  10 #endif
  11
  12 template <class T,class U>
  13 struct same_type;
  14
  15 template <class T>
  16 struct
  17 same_type<T,T>
  18     {
  19     };
  20
  21 template <class A,class B,class R>
  22 struct
  23 check
  24     {
  25     same_type<typename boost::qvm::deduce_scalar<A,B>::type,R> a;
  26     same_type<typename boost::qvm::deduce_scalar<B,A>::type,R> b;
  27     };
  28
  29 int
  30 main()
  31     {
  32     check<signed char,signed char,signed char>();
  33     check<signed char,signed short,signed short>();
  34     check<signed char,signed int,signed int>();
  35     check<signed char,signed long,signed long>();
  36     check<signed char,unsigned char,unsigned char>();
  37     check<signed char,unsigned short,unsigned short>();
  38     check<signed char,unsigned int,unsigned int>();
  39     check<signed char,unsigned long,unsigned long>();
  40     check<signed char,float,float>();
  41     check<signed char,double,double>();
  42     check<signed short,signed short,signed short>();
  43     check<signed short,signed int,signed int>();
  44     check<signed short,signed long,signed long>();
  45     check<signed short,unsigned short,unsigned short>();
  46     check<signed short,unsigned int,unsigned int>();
  47     check<signed short,unsigned long,unsigned long>();
  48     check<signed short,float,float>();
  49     check<signed short,double,double>();
  50     check<signed int,signed int,signed int>();
  51     check<signed int,signed long,signed long>();
  52     check<signed int,unsigned int,unsigned int>();
  53     check<signed int,unsigned long,unsigned long>();
  54     check<signed int,float,float>();
  55     check<signed int,double,double>();
  56     check<signed long,signed long,signed long>();
  57     check<signed long,unsigned long,unsigned long>();
  58     check<signed long,float,float>();
  59     check<signed long,double,double>();
  60     check<unsigned char,unsigned char,unsigned char>();
  61     check<unsigned char,unsigned short,unsigned short>();
  62     check<unsigned char,unsigned int,unsigned int>();
  63     check<unsigned char,unsigned long,unsigned long>();
  64     check<unsigned char,float,float>();
  65     check<unsigned char,double,double>();
  66     check<unsigned short,unsigned short,unsigned short>();
  67     check<unsigned short,unsigned int,unsigned int>();
  68     check<unsigned short,unsigned long,unsigned long>();
  69     check<unsigned short,float,float>();
  70     check<unsigned short,double,double>();
  71     check<unsigned int,unsigned int,unsigned int>();
  72     check<unsigned int,unsigned long,unsigned long>();
  73     check<unsigned int,float,float>();
  74     check<unsigned int,double,double>();
  75     check<unsigned long,unsigned long,unsigned long>();
  76     check<unsigned long,float,float>();
  77     check<unsigned long,double,double>();
  78     check<float,float,float>();
  79     check<float,double,double>();
  80     check<double,double,double>();
  81     }