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r251090 - in /branches/gcc-7-branch/libstdc++-v...
- From: redi at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Mon, 14 Aug 2017 12:14:10 -0000
- Subject: r251090 - in /branches/gcc-7-branch/libstdc++-v...
Author: redi
Date: Mon Aug 14 12:14:09 2017
New Revision: 251090
URL: https://gcc.gnu.org/viewcvs?rev=251090&root=gcc&view=rev
Log:
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.
Added:
branches/gcc-7-branch/libstdc++-v3/testsuite/ext/stdio_filebuf/char/79820.cc
branches/gcc-7-branch/libstdc++-v3/testsuite/ext/stdio_filebuf/char/81751.cc
Modified:
branches/gcc-7-branch/libstdc++-v3/ChangeLog
branches/gcc-7-branch/libstdc++-v3/config/io/basic_file_stdio.cc