libstdc++: Remove accidental -std=gnu++17 from test

This was probably copied from a std::filesystem test and the -std option
wasn't removed.

libstdc++-v3/ChangeLog:

	* testsuite/experimental/filesystem/filesystem_error/cons.cc:
	Remove -std=gnu++17 option.

diff --git a/libstdc++-v3/testsuite/experimental/filesystem/filesystem_error/cons.cc b/libstdc++-v3/testsuite/experimental/filesystem/filesystem_error/cons.cc
index 19dcc2a..0c7420c 100644 (file)
--- a/libstdc++-v3/testsuite/experimental/filesystem/filesystem_error/cons.cc
+++ b/libstdc++-v3/testsuite/experimental/filesystem/filesystem_error/cons.cc
@@ -15,7 +15,7 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
-// { dg-options "-std=gnu++17 -lstdc++fs" }
+// { dg-options "-lstdc++fs" }
 // { dg-do run { target c++11 } }
 // { dg-require-filesystem-ts "" }