[PATCH] Remove redundant const qualifliers from string_view

[Jonathan Wakely]

On 11/10/16 11:37 +0100, Jonathan Wakely wrote:
>diff --git a/libstdc++-v3/include/experimental/string_view b/libstdc++-v3/include/experimental/string_view
>index 8cb8c1f..c1dfef0 100644
>--- a/libstdc++-v3/include/experimental/string_view
>+++ b/libstdc++-v3/include/experimental/string_view
>@@ -420,7 +420,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
>
>     private:
>
>-      static constexpr const int
>+      static constexpr int
>       _S_compare(size_type __n1, size_type __n2) noexcept
>       {
> 	return difference_type{__n1 - __n2} > std::numeric_limits<int>::max()
>diff --git a/libstdc++-v3/include/std/string_view b/libstdc++-v3/include/std/string_view
>index 14bfcd0..b2d2a29 100644
>--- a/libstdc++-v3/include/std/string_view
>+++ b/libstdc++-v3/include/std/string_view
>@@ -414,7 +414,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
>
>     private:
>
>-      static constexpr const int
>+      static constexpr int
>       _S_compare(size_type __n1, size_type __n2) noexcept
>       {
> 	return difference_type{__n1 - __n2} > std::numeric_limits<int>::max()

I forgot to say, there are still warnings here due to the narrowing
conversions to difference_type.