From: Sandra Loosemore <sandra@codesourcery.com>
Date: Fri, 31 Aug 2018 19:09:47 +0000 (-0400)
Subject: 10.cc: Add dg-require-fileio.
X-Git-Tag: basepoints/gcc-10~4430
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=6cec3c81a76c7021bcb94b04cf78d22910940634;p=thirdparty%2Fgcc.git

10.cc: Add dg-require-fileio.

2018-08-31  Sandra Loosemore  <sandra@codesourcery.com>

	libstdc++-v3/

	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc:
	Add dg-require-fileio.
	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc:
	Likewise.
	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/5.cc:
	Likewise.
	* testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc:
	Likewise.
	* testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc:
	Likewise.
	* testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-1.cc: Likewise.
	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-2.cc: Likewise.
	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-3.cc: Likewise.
	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-4.cc: Likewise.
	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc: Likewise.
	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-1.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-2.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-3.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-4.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-1.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-2.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-4.cc:
	Likewise.
	* testsuite/27_io/basic_filebuf/underflow/wchar_t/2.cc: Likewise.
	* testsuite/27_io/basic_filebuf/underflow/wchar_t/3.cc: Likewise.
	* testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc: Likewise.
	* testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: Likewise.
	* testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc:
	Likewise.
	* testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc:
	Likewise.
	* testsuite/27_io/basic_istream/get/wchar_t/2.cc: Likewise.
	* testsuite/27_io/basic_istream/getline/wchar_t/5.cc: Likewise.
	* testsuite/27_io/basic_istream/ignore/wchar_t/2.cc: Likewise.
	* testsuite/27_io/basic_istream/ignore/wchar_t/3.cc: Likewise.
	* testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc: Likewise.
	* testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc: Likewise.
	* testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc: Likewise.
	* testsuite/27_io/basic_ofstream/open/wchar_t/1.cc: Likewise.
	* testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc:
	Likewise.
	* testsuite/27_io/objects/wchar_t/10.cc: Likewise.
	* testsuite/27_io/objects/wchar_t/12048-1.cc: Likewise.
	* testsuite/27_io/objects/wchar_t/12048-2.cc: Likewise.
	* testsuite/27_io/objects/wchar_t/12048-3.cc: Likewise.
	* testsuite/27_io/objects/wchar_t/12048-4.cc: Likewise.
	* testsuite/27_io/objects/wchar_t/12048-5.cc: Likewise.
	* testsuite/experimental/string_view/inserters/wchar_t/2.cc:
	Likewise.
	* testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc: Likewise.

From-SVN: r264022
---

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index d14bbaa9d382..f5efaea66e9a 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,64 @@
+2018-08-31  Sandra Loosemore  <sandra@codesourcery.com>
+
+	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc:
+	Add dg-require-fileio.
+	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc:
+	Likewise.
+	* testsuite/21_strings/basic_string/inserters_extractors/wchar_t/5.cc:
+	Likewise.
+	* testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc:
+	Likewise.
+	* testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc:
+	Likewise.
+	* testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-1.cc: Likewise.
+	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-2.cc: Likewise.
+	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-3.cc: Likewise.
+	* testsuite/27_io/basic_filebuf/close/wchar_t/12790-4.cc: Likewise.
+	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc: Likewise.
+	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-1.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-2.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-3.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-4.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-1.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-2.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-4.cc:
+	Likewise.
+	* testsuite/27_io/basic_filebuf/underflow/wchar_t/2.cc: Likewise.
+	* testsuite/27_io/basic_filebuf/underflow/wchar_t/3.cc: Likewise.
+	* testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc: Likewise.
+	* testsuite/27_io/basic_ifstream/open/wchar_t/1.cc: Likewise.
+	* testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc:
+	Likewise.
+	* testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc:
+	Likewise.
+	* testsuite/27_io/basic_istream/get/wchar_t/2.cc: Likewise.
+	* testsuite/27_io/basic_istream/getline/wchar_t/5.cc: Likewise.
+	* testsuite/27_io/basic_istream/ignore/wchar_t/2.cc: Likewise.
+	* testsuite/27_io/basic_istream/ignore/wchar_t/3.cc: Likewise.
+	* testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc: Likewise.
+	* testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc: Likewise.
+	* testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc: Likewise.
+	* testsuite/27_io/basic_ofstream/open/wchar_t/1.cc: Likewise.
+	* testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc:
+	Likewise.
+	* testsuite/27_io/objects/wchar_t/10.cc: Likewise.
+	* testsuite/27_io/objects/wchar_t/12048-1.cc: Likewise.
+	* testsuite/27_io/objects/wchar_t/12048-2.cc: Likewise.
+	* testsuite/27_io/objects/wchar_t/12048-3.cc: Likewise.
+	* testsuite/27_io/objects/wchar_t/12048-4.cc: Likewise.
+	* testsuite/27_io/objects/wchar_t/12048-5.cc: Likewise.
+	* testsuite/experimental/string_view/inserters/wchar_t/2.cc:
+	Likewise.
+	* testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc: Likewise.
+
 2018-08-30  Sandra Loosemore  <sandra@codesourcery.com>
 
 	* testsuite/experimental/propagate_const/observers/1.cc: Make
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc
index c070ffd1cc8d..46ff87cc9e77 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/10.cc
@@ -18,6 +18,7 @@
 // 21.3.7.9 inserters and extractors
 
 // { dg-options "-DMAX_SIZE=505" { target simulator } }
+// { dg-require-fileio "" }
 
 #ifndef MAX_SIZE
 #define MAX_SIZE 777
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc
index 96db4ab6cb50..796664c8e3a8 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/11.cc
@@ -18,6 +18,7 @@
 // 21.3.7.9 inserters and extractors
 
 // { dg-options "-DMAX_SIZE=466" { target simulator } }
+// { dg-require-fileio "" }
 
 #ifndef MAX_SIZE
 #define MAX_SIZE 666
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/5.cc b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/5.cc
index d5e453f562c1..87f51d4309ea 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/5.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/inserters_extractors/wchar_t/5.cc
@@ -23,6 +23,8 @@
 // working, not to mention other major details like char_traits, and
 // all of the string class.
 
+// { dg-require-fileio "" }
+
 #include <string>
 #include <fstream>
 #include <iostream>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc b/libstdc++-v3/testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc
index ebb275213258..a8aaf15406a1 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string_view/inserters/wchar_t/2.cc
@@ -1,4 +1,5 @@
 // { dg-options "-std=gnu++17" }
+// { dg-require-fileio "" }
 
 // Copyright (C) 2013-2018 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc b/libstdc++-v3/testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc
index 3c2674f78b0b..4221642facaf 100644
--- a/libstdc++-v3/testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/copy/streambuf_iterators/wchar_t/4.cc
@@ -17,6 +17,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <iterator>
 #include <fstream>
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc b/libstdc++-v3/testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc
index c49661e3a4b4..62e15ef2743c 100644
--- a/libstdc++-v3/testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/25_algorithms/find/istreambuf_iterators/wchar_t/2.cc
@@ -17,6 +17,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <iterator>
 #include <fstream>
 #include <algorithm>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-1.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-1.cc
index 99829480d271..62b37badcfc4 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-1.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.3 filebuf member functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-2.cc
index f940fde47543..b82d19bf7cd7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-2.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.3 filebuf member functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-3.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-3.cc
index a8688da9fe11..1de3835ae50c 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-3.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.3 filebuf member functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-4.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-4.cc
index 70cfa4bf7e56..0326cbfe760a 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/wchar_t/12790-4.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.3 filebuf member functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc
index 45b1cbafb2e8..de0c9b4819d0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/11543.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <fstream>
 #include <locale>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-1.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-1.cc
index 7f16d17523ac..e83afa6bdc47 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-1.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-2.cc
index 203f19556b5c..5a6cad98a41d 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-2.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-3.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-3.cc
index 078b645036a9..58a6559aeaf7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-3.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-4.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-4.cc
index 235133e78b18..1f84a7b691e5 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekoff/wchar_t/12790-4.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-1.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-1.cc
index 4e8d5c9694fe..4f88ee034aec 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-1.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-2.cc
index cdfc13598296..6217b2bd68c0 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-2.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-4.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-4.cc
index ee9ead8af96d..2485ca7e6561 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/seekpos/wchar_t/12790-4.cc
@@ -17,6 +17,8 @@
 
 // 27.8.1.4 Overridden virtual functions
 
+// { dg-require-fileio "" }
+
 #include <locale>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/2.cc
index 855aa7716691..bad232610187 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/2.cc
@@ -1,4 +1,5 @@
 // { dg-require-namedlocale "se_NO.UTF-8" }
+// { dg-require-fileio "" }
 
 // 2003-09-04  Petur Runolfsson  <peturr02@ru.is>
 
diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/3.cc
index 67bc2c0d69d2..38dafa7733e1 100644
--- a/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/wchar_t/3.cc
@@ -1,4 +1,5 @@
 // { dg-require-namedlocale "se_NO.UTF-8" }
+// { dg-require-fileio "" }
 
 // 2003-09-04  Petur Runolfsson  <peturr02@ru.is>
 
diff --git a/libstdc++-v3/testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc
index 7437cff60a52..c07020923a49 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ifstream/cons/wchar_t/1.cc
@@ -16,6 +16,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-mingw* } }
+// { dg-require-fileio "" }
 
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_ifstream/open/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_ifstream/open/wchar_t/1.cc
index e23669739248..eb8bf0a5ae89 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ifstream/open/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ifstream/open/wchar_t/1.cc
@@ -18,6 +18,7 @@
 // 30.9.3.1 basic_ifstream constructors [ifstream.cons]
 
 // { dg-do run { target *-*-mingw* } }
+// { dg-require-fileio "" }
 
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc
index b34b3976c9f2..01643a44da29 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_character/wchar_t/4.cc
@@ -20,6 +20,7 @@
 // 27.6.1.2.3 basic_istream::operator>>
 
 // { dg-options "-DMAX_SIZE=466" { target simulator } }
+// { dg-require-fileio "" }
 
 #ifndef MAX_SIZE
 #define MAX_SIZE 666
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc
index 493e26083628..db782f53cea5 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/extractors_other/wchar_t/2.cc
@@ -19,6 +19,8 @@
 // @require@ %-*.tst %-*.txt
 // @diff@ %-*.tst %-*.txt
 
+// { dg-require-fileio "" }
+
 #include <istream>
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc
index bcb9ca9f4232..c56d34cd29a2 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/get/wchar_t/2.cc
@@ -19,6 +19,8 @@
 // @require@ %-*.tst %-*.txt
 // @diff@ %-*.tst %-*.txt
 
+// { dg-require-fileio "" }
+
 #include <istream>
 #include <sstream>
 #include <fstream>
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc
index 15546f4b26f8..f771a58bd0a7 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc
@@ -18,6 +18,7 @@
 // 27.6.1.3 unformatted input functions
 
 // { dg-options "-DMAX_LENGTH=7" { target simulator } }
+// { dg-require-fileio "" }
 
 #ifndef MAX_LENGTH
 #define MAX_LENGTH 777
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
index 3336c1f58924..116adbf60906 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
@@ -18,6 +18,7 @@
 // 27.6.1.3 unformatted input functions
 
 // { dg-options "-DMAX_SIZE=355" { target simulator } }
+// { dg-require-fileio "" }
 
 #ifndef MAX_SIZE
 #define MAX_SIZE 555
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc
index f6d71164da49..cf231bb60720 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/3.cc
@@ -19,6 +19,8 @@
 // @require@ %-*.tst %-*.txt
 // @diff@ %-*.tst %-*.txt
 
+// { dg-require-fileio "" }
+
 #include <istream>
 #include <fstream>
 #include <limits>
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc
index 962b93e66201..d95ab8e204f9 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/seekg/wchar_t/sstream.cc
@@ -22,6 +22,8 @@
 // @require@ %-*.tst %-*.txt
 // @diff@ %-*.tst %-*.txt
 
+// { dg-require-fileio "" }
+
 #include <istream>
 #include <sstream>
 #include <fstream>
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc
index 68059d4109e9..7271731e5981 100644
--- a/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/tellg/wchar_t/sstream.cc
@@ -20,6 +20,8 @@
 // @require@ %-*.tst %-*.txt
 // @diff@ %-*.tst %-*.txt
 
+// { dg-require-fileio "" }
+
 #include <istream>
 #include <sstream>
 #include <fstream>
diff --git a/libstdc++-v3/testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc
index ae9893e2413c..e26c2ea20acd 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ofstream/cons/wchar_t/1.cc
@@ -16,6 +16,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-mingw* } }
+// { dg-require-fileio "" }
 
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_ofstream/open/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_ofstream/open/wchar_t/1.cc
index e024a27b89c1..14fe143e4b82 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ofstream/open/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ofstream/open/wchar_t/1.cc
@@ -18,6 +18,7 @@
 // 30.9.4.1 basic_ofstream constructors [ofstream.cons]
 
 // { dg-do run { target *-*-mingw* } }
+// { dg-require-fileio "" }
 
 #include <fstream>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc
index de13f51aad11..9857adb0686e 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ostream/inserters_other/wchar_t/1.cc
@@ -19,6 +19,8 @@
 // @require@ %-*.tst %-*.txt
 // @diff@ %-*.tst %-*.txt
 
+// { dg-require-fileio "" }
+
 #include <ostream>
 #include <sstream>
 #include <fstream>
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/10.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/10.cc
index f3cb6d767b9c..199622d0f3c0 100644
--- a/libstdc++-v3/testsuite/27_io/objects/wchar_t/10.cc
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/10.cc
@@ -1,4 +1,5 @@
 // { dg-require-namedlocale "se_NO.UTF-8" }
+// { dg-require-fileio "" }
 
 // 2003-05-01  Petur Runolfsson  <peturr02@ru.is>
 
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-1.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-1.cc
index b6cd0cc77ef9..30622b0b3015 100644
--- a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-1.cc
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-1.cc
@@ -18,6 +18,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <iostream>
 #include <cstdio>
 #include <testsuite_hooks.h>
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-2.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-2.cc
index 32d2f9047275..616490d83d22 100644
--- a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-2.cc
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-2.cc
@@ -15,6 +15,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <iostream>
 #include <cstdio>
 #include <cwchar>
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-3.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-3.cc
index dc81f50e1029..bcad0cefc670 100644
--- a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-3.cc
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-3.cc
@@ -18,6 +18,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <iostream>
 #include <cwchar>
 #include <cstdio>
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-4.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-4.cc
index 772fd57d6d6e..0861815f456c 100644
--- a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-4.cc
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-4.cc
@@ -15,6 +15,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <iostream>
 #include <cstdio>
 #include <cwchar>
diff --git a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-5.cc b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-5.cc
index c2fb4fb11bc6..760b87f99e3c 100644
--- a/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-5.cc
+++ b/libstdc++-v3/testsuite/27_io/objects/wchar_t/12048-5.cc
@@ -20,6 +20,7 @@
 // only returns characters that were read with cin.rdbuf()->sbumpc()
 
 // { dg-do run { xfail *-*-* } }
+// { dg-require-fileio "" }
 
 #include <iostream>
 #include <cstdio>
diff --git a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc
index 4b4b6e4a63a1..a8f641760ef0 100644
--- a/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc
+++ b/libstdc++-v3/testsuite/experimental/string_view/inserters/wchar_t/2.cc
@@ -1,4 +1,5 @@
 // { dg-do run { target c++14 } }
+// { dg-require-fileio "" }
 
 // Copyright (C) 2013-2018 Free Software Foundation, Inc.
 //
diff --git a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc
index 49582c8e0a78..72fde99eba9d 100644
--- a/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc
+++ b/libstdc++-v3/testsuite/ext/stdio_sync_filebuf/wchar_t/1.cc
@@ -17,6 +17,8 @@
 // with this library; see the file COPYING3.  If not see
 // <http://www.gnu.org/licenses/>.
 
+// { dg-require-fileio "" }
+
 #include <ext/stdio_sync_filebuf.h>
 #include <cstring>
 #include <testsuite_hooks.h>