Run std::ios_base enum tests for C++11 and up

	* testsuite/27_io/ios_base/types/fmtflags/case_label.cc: Make test
	supported for C++11 and later.
	* testsuite/27_io/ios_base/types/iostate/case_label.cc: Likewise.
	* testsuite/27_io/ios_base/types/openmode/case_label.cc: Likewise.

git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@238939 138bc75d-0d04-0410-961f-82ee72b054a4

4 files changed, 19 insertions, 9 deletions

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 74e0e3e3347..63ed47819b3 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,10 @@
+2016-08-01  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/27_io/ios_base/types/fmtflags/case_label.cc: Make test
+	supported for C++11 and later.
+	* testsuite/27_io/ios_base/types/iostate/case_label.cc: Likewise.
+	* testsuite/27_io/ios_base/types/openmode/case_label.cc: Likewise.
+
 2016-08-01  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Update.
diff --git a/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc b/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc
index d786e103438..c0e94877aac 100644
--- a/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc
+++ b/libstdc++-v3/testsuite/27_io/ios_base/types/fmtflags/case_label.cc
@@ -1,5 +1,5 @@
-// { dg-do compile }
-// { dg-options "-Wall" { target *-*-* } }
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wall" }
 // -*- C++ -*-
  
 // Copyright (C) 2004-2016 Free Software Foundation, Inc.
@@ -75,6 +75,7 @@ case_labels(bitmask_type b)
     case ~__INT_MAX__:
       break;
     }
-  static_assert( sizeof(std::underlying_type_t<bitmask_type>) == sizeof(int),
+  using underlying_type = std::underlying_type<bitmask_type>::type;
+  static_assert( sizeof(underlying_type) == sizeof(int),
       "underlying type has same range of values as int");
 }
diff --git a/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc b/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc
index 7d777b89c67..5ca9f5f8759 100644
--- a/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc
+++ b/libstdc++-v3/testsuite/27_io/ios_base/types/iostate/case_label.cc
@@ -1,5 +1,5 @@
-// { dg-do compile }
-// { dg-options "-Wall" { target *-*-* } }
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wall" }
 // -*- C++ -*-
  
 // Copyright (C) 2004-2016 Free Software Foundation, Inc.
@@ -47,6 +47,7 @@ case_labels(bitmask_type b)
     case ~__INT_MAX__:
       break;
     }
-  static_assert( sizeof(std::underlying_type_t<bitmask_type>) == sizeof(int),
+  using underlying_type = std::underlying_type<bitmask_type>::type;
+  static_assert( sizeof(underlying_type) == sizeof(int),
       "underlying type has same range of values as int");
 }
diff --git a/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc b/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc
index bb9e96e260c..14a4984105b 100644
--- a/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc
+++ b/libstdc++-v3/testsuite/27_io/ios_base/types/openmode/case_label.cc
@@ -1,5 +1,5 @@
-// { dg-do compile }
-// { dg-options "-Wall" { target *-*-* } }
+// { dg-do compile { target c++11 } }
+// { dg-options "-Wall" }
 // -*- C++ -*-
  
 // Copyright (C) 2004-2016 Free Software Foundation, Inc.
@@ -51,6 +51,7 @@ case_labels(bitmask_type b)
     case ~__INT_MAX__:
       break;
     }
-  static_assert( sizeof(std::underlying_type_t<bitmask_type>) == sizeof(int),
+  using underlying_type = std::underlying_type<bitmask_type>::type;
+  static_assert( sizeof(underlying_type) == sizeof(int),
       "underlying type has same range of values as int");
 }