[committed] libstdc++: Rename files with the wrong extensions

[Jonathan Wakely via Gcc-patches]

libstdc++-v3/ChangeLog:

        * testsuite/27_io/filesystem/path/construct/102592.C: Moved to...
        * testsuite/27_io/filesystem/path/construct/102592.cc: ...here.
        * testsuite/28_regex/match_results/102667.C: Moved to...
        * testsuite/28_regex/match_results/102667.cc: ...here.

Tested powerpc64le-linux. Committed to trunk.

I've added a local git pre-commit hook to stop me adding more files
with .C extensions.



commit ce55693604813c5be7d23260f1fd276cf5a48f8f
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Wed Oct 13 22:31:51 2021

    libstdc++: Rename files with the wrong extensions
    
    libstdc++-v3/ChangeLog:
    
            * testsuite/27_io/filesystem/path/construct/102592.C: Moved to...
            * testsuite/27_io/filesystem/path/construct/102592.cc: ...here.
            * testsuite/28_regex/match_results/102667.C: Moved to...
            * testsuite/28_regex/match_results/102667.cc: ...here.

diff --git a/libstdc++-v3/testsuite/27_io/filesystem/path/construct/102592.C 
b/libstdc++-v3/testsuite/27_io/filesystem/path/construct/102592.cc
similarity index 100%
rename from libstdc++-v3/testsuite/27_io/filesystem/path/construct/102592.C
rename to libstdc++-v3/testsuite/27_io/filesystem/path/construct/102592.cc
diff --git a/libstdc++-v3/testsuite/28_regex/match_results/102667.C 
b/libstdc++-v3/testsuite/28_regex/match_results/102667.cc