gcc/libstdc++/tests/tmap.cc
1998-05-31 20:41:51 -04:00

67 lines
1.4 KiB
C++

#include <map.h>
#include <algo.h>
#include <iostream.h>
#include <function.h>
int SIZE;
#if 0
/* Crashes compiler */
#define int_less less<int>
#else
struct int_less {
bool operator() (int x, int y) const { return x < y; }
};
struct str_less {
bool operator() (char* x, char* y) const { return strcmp(x,y) < 0; }
};
#endif
#if 0
void add(int x[], int y[], map<int,int, int_less>& a)
{
for (int i = 0; i < SIZE; ++i) a[x[i]] = y[i];
}
#endif
int
main(int argv, char** argc)
{
#if 0
if (argv > 1)
{
SIZE = abs(atoi(argc[1]));
SIZE &= ~1;
}
else
SIZE = 100;
nums = new int[SIZE];
odds = new int[SIZE];
perm = new int[SIZE];
#endif
map<int, int, int_less> my_map;
map<char*, int, str_less> phones;
my_map[4] = 40;
my_map[2] = 20;
// The (char*) is needed because g++ doesn't
// convert char[] to char* in this context.
phones[(char*)"tom"] = 2345;
phones[(char*)"dick"] = 5678;
phones[(char*)"harry"] = 7654;
cout << "2 -> " << my_map[2] << endl;
cout << "4 -> " << my_map[4] << endl;
map<int, int, int_less>::iterator it = my_map.begin();
for ( ; it != my_map.end(); it++)
cout << "my_map[" << (*it).first << "] = " << (*it).second << endl;
map<char*, int, str_less>::iterator pit = phones.begin();
for ( ; pit != phones.end(); pit++)
cout << "phones[" << (*pit).first << "] = " << (*pit).second << endl;
}