Mark string_view's constructor from (ptr,len) as noexcept (an extension). Update the tests to check this (and other noexcept bits

llvm-svn: 316456

1 files changed, 4 insertions, 1 deletions

diff --git a/libcxx/test/std/strings/string.view/string.view.cons/from_string.pass.cpp b/libcxx/test/std/strings/string.view/string.view.cons/from_string.pass.cpp
index 3ca6ea16f5b..5fad2bfaab1 100644
--- a/libcxx/test/std/strings/string.view/string.view.cons/from_string.pass.cpp
+++ b/libcxx/test/std/strings/string.view/string.view.cons/from_string.pass.cpp
@@ -24,7 +24,10 @@ struct dummy_char_traits : public std::char_traits<char> {};
 
 template<typename CharT, typename Traits>
 void test ( const std::basic_string<CharT, Traits> &str ) {
-    std::basic_string_view<CharT, Traits> sv1 ( str );
+    typedef std::basic_string_view<CharT, Traits> SV;
+    ASSERT_NOEXCEPT(SV(str));
+
+    SV sv1 ( str );
     assert ( sv1.size() == str.size());
     assert ( sv1.data() == str.data());
 }