Jonathan Wakely 639c1cfb7d PR libstdc++/81751 don't call fflush(NULL) ... Backport from mainline 2017-08-09 Jonathan Wakely <jwakely@redhat.com> PR libstdc++/79820 PR libstdc++/81751 * config/io/basic_file_stdio.cc (sys_open(FILE*, ios_base::openmode)): Call fflush on the stream instead of calling sync() while _M_cfile is null. Restore original value of errno. * testsuite/ext/stdio_filebuf/char/79820.cc: New. * testsuite/ext/stdio_filebuf/char/81751.cc: New. From-SVN: r251090		2017-08-14 13:14:09 +01:00
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abi
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io	PR libstdc++/81751 don't call fflush(NULL)	2017-08-14 13:14:09 +01:00
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os