From 0a9f0ecb4c4693f6d471aff4816c28f141a75edf Mon Sep 17 00:00:00 2001
From: Ed Smith-Rowland <3dw4rd@verizon.net>
Date: Fri, 25 Jul 2014 03:47:46 +0000
Subject: [PATCH] string_view: Make the literal operators constexpr like the
 ctors they call.

2014-07-25  Ed Smith-Rowland  <3dw4rd@verizon.net>

	* include/experimental/string_view: Make the literal operators
	constexpr like the ctors they call.

From-SVN: r213037
---
 libstdc++-v3/ChangeLog                        | 5 +++++
 libstdc++-v3/include/experimental/string_view | 8 ++++----
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 3f2101be715f..4610d6fa38c7 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,8 @@
+2014-07-25  Ed Smith-Rowland  <3dw4rd@verizon.net>
+
+	* include/experimental/string_view: Make the literal operators
+	constexpr like the ctors they call.
+
 2014-07-23  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* config/abi/post/x86_64-linux-gnu/x32/baseline_symbols.txt: Update.
diff --git a/libstdc++-v3/include/experimental/string_view b/libstdc++-v3/include/experimental/string_view
index 4b1a10789c31..041f7489deb0 100644
--- a/libstdc++-v3/include/experimental/string_view
+++ b/libstdc++-v3/include/experimental/string_view
@@ -664,22 +664,22 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
   inline namespace string_view_literals
   {
 
-    inline basic_string_view<char>
+    inline constexpr basic_string_view<char>
     operator""sv(const char* __str, size_t __len)
     { return basic_string_view<char>{__str, __len}; }
 
 #ifdef _GLIBCXX_USE_WCHAR_T
-    inline basic_string_view<wchar_t>
+    inline constexpr basic_string_view<wchar_t>
     operator""sv(const wchar_t* __str, size_t __len)
     { return basic_string_view<wchar_t>{__str, __len}; }
 #endif
 
 #ifdef _GLIBCXX_USE_C99_STDINT_TR1
-    inline basic_string_view<char16_t>
+    inline constexpr basic_string_view<char16_t>
     operator""sv(const char16_t* __str, size_t __len)
     { return basic_string_view<char16_t>{__str, __len}; }
 
-    inline basic_string_view<char32_t>
+    inline constexpr basic_string_view<char32_t>
     operator""sv(const char32_t* __str, size_t __len)
     { return basic_string_view<char32_t>{__str, __len}; }
 #endif