blob: 06a6b77943a625771e20398016b93453f6695cb7 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <fstream>
// template <class charT, class traits = char_traits<charT> >
// class basic_fstream
// explicit basic_fstream(const char* s, ios_base::openmode mode = ios_base::in | ios_base::out);
#include <fstream>
#include <cassert>
#include "platform_support.h"
int main()
{
std::string temp = get_temp_file_name();
{
std::fstream fs(temp.c_str(), std::ios_base::in | std::ios_base::out
| std::ios_base::trunc);
double x = 0;
fs << 3.25;
fs.seekg(0);
fs >> x;
assert(x == 3.25);
}
std::remove(temp.c_str());
{
std::wfstream fs(temp.c_str(), std::ios_base::in | std::ios_base::out
| std::ios_base::trunc);
double x = 0;
fs << 3.25;
fs.seekg(0);
fs >> x;
assert(x == 3.25);
}
std::remove(temp.c_str());
}
|
