[STDCXX-332] [LWG #453] ostringstream::tellp() returns -1 when the stream is empty

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 4.1.3
• Component/s: 27. Input/Output
• Assignee: Unassigned
• Reporter: Mark Brown
• Created: 02/Feb/07 20:44
• Updated: 02/Feb/07 23:18
• Resolved: 02/Feb/07 23:18

Description

When I call tellp() on an empty stringstream I get -1 instead of 0.

#include <cassert>
#include <sstream>

main()
{
std::ostringstream out;
std::ios::pos_type pos = out .tellp () ;

assert (pos == 0);

return 0;
}

test: test.cpp:9: int main(): Assertion `pos == 0' failed.
Aborted

Issue Links

• duplicates: STDCXX-295 [LWG #453] basic_stringbuf::seekoff need not always fail for an empty stream