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https://issues.apache.org/jira/browse/STDCXX-522?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Martin Sebor reassigned STDCXX-522:
-----------------------------------
Assignee: Martin Sebor
> std::filebuf::overflow(EOF) writes EOF to file in unbuffered mode
> -----------------------------------------------------------------
>
> Key: STDCXX-522
> URL: https://issues.apache.org/jira/browse/STDCXX-522
> Project: C++ Standard Library
> Issue Type: Bug
> Components: 27. Input/Output
> Affects Versions: 4.1.4, 4.1.3
> Reporter: Martin Sebor
> Assignee: Martin Sebor
>
> The program below should run successfully to completion but instead it aborts
> (both in 4.1.3 and on trunk):
> $ cat t.cpp && make t && LD_LIBRARY_PATH=../lib ./t
> #include <cassert>
> #include <fstream>
> #include <ios>
> int main ()
> {
> struct: std::filebuf {
> int_type overflow (int_type c) {
> return std::filebuf::overflow (c);
> }
> } buf;
> buf.open ("file", std::ios::out);
> buf.pubsetbuf (0, 0);
> buf.overflow (std::filebuf::traits_type::eof ());
> buf.close ();
> std::ifstream in ("file");
> assert (std::istream::traits_type::eof () == in.get ());
> }
> gcc -c -I/amd/devco/sebor/stdcxx-4.1.3/include/ansi -D_RWSTDDEBUG -pthread
> -D_RWSTD_USE_CONFIG -I/build/sebor/stdcxx-4.1.3-gcc-3.4.3_6-15D/include
> -I/amd/devco/sebor/stdcxx-4.1.3/include
> -I/amd/devco/sebor/stdcxx-4.1.3/examples/include -pedantic -nostdinc++ -g
> -m64 -Wall -W -Wcast-qual -Winline -Wshadow -Wwrite-strings -Wno-long-long
> -Wcast-align t.cpp
> gcc t.o -o t -pthread -m64 -L/build/sebor/stdcxx-4.1.3-gcc-3.4.3_6-15D/lib
> -lstd15D -lsupc++ -lm
> t: t.cpp:19: int main(): Assertion `std::istream::traits_type::eof () ==
> in.get ()' failed.
> Aborted
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