File: 2.cc

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (47 lines) | stat: -rw-r--r-- 876 bytes parent folder | download 
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
45
46
47
 
// { dg-additional-options "-lstdc++exp" { target { *-*-mingw* } } }
// { dg-do run { target c++23 } }
// { dg-require-fileio "" }

#include <ostream>
#include <spanstream>
#include <string_view>
#include <iostream>
#include <iomanip>
#include <testsuite_hooks.h>

void
test_println_blank_ostream()
{
  char buf[4];
  std::spanstream os(buf);
  std::println(os);
  std::string_view txt(os.span());
  VERIFY( txt == "\n" );
}

void
test_errors()
{
  // Failure to generate output is reported by setting badbit.
  std::stringstream in(std::ios::in);
  std::println(in); // No exception here.
  VERIFY(in.bad());
#ifdef __cpp_exceptions
  in.clear();
  in.exceptions(std::ios::badbit);
  try
  {
    std::println(in); // Should throw now.
    VERIFY(false);
  }
  catch (const std::ios::failure&)
  {
  }
#endif
}

int main()
{
  test_println_blank_ostream();
  test_errors();
}