libstdc++: Add noexcept to std::launch operators

libstdc++-v3/ChangeLog:

	* include/std/future (launch): Make operators noexcept.

(cherry picked from commit 8659bcd6b7e692a9a516cd57bb19303a2efe78ba)

diff --git a/libstdc++-v3/include/std/future b/libstdc++-v3/include/std/future
index a9268cade91ad79da71d72d33992c1286ea56848..3bdbc636f691dd43cd9ba14f7cb2ed725f91d7bf 100644 (file)
--- a/libstdc++-v3/include/std/future
+++ b/libstdc++-v3/include/std/future
@@ -140,34 +140,34 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
     deferred = 2
   };
 
-  constexpr launch operator&(launch __x, launch __y)
+  constexpr launch operator&(launch __x, launch __y) noexcept
   {
     return static_cast<launch>(
        static_cast<int>(__x) & static_cast<int>(__y));
   }
 
-  constexpr launch operator|(launch __x, launch __y)
+  constexpr launch operator|(launch __x, launch __y) noexcept
   {
     return static_cast<launch>(
        static_cast<int>(__x) | static_cast<int>(__y));
   }
 
-  constexpr launch operator^(launch __x, launch __y)
+  constexpr launch operator^(launch __x, launch __y) noexcept
   {
     return static_cast<launch>(
        static_cast<int>(__x) ^ static_cast<int>(__y));
   }
 
-  constexpr launch operator~(launch __x)
+  constexpr launch operator~(launch __x) noexcept
   { return static_cast<launch>(~static_cast<int>(__x)); }
 
-  inline launch& operator&=(launch& __x, launch __y)
+  inline launch& operator&=(launch& __x, launch __y) noexcept
   { return __x = __x & __y; }
 
-  inline launch& operator|=(launch& __x, launch __y)
+  inline launch& operator|=(launch& __x, launch __y) noexcept
   { return __x = __x | __y; }
 
-  inline launch& operator^=(launch& __x, launch __y)
+  inline launch& operator^=(launch& __x, launch __y) noexcept
   { return __x = __x ^ __y; }
 
   /// Status code for futures