test_accum_iter: Use of decltype(auto).

murraycu · murraycu · commit 999b9050964b · 2016-04-21T19:51:27.000+02:00
diff --git a/tests/test_accum_iter.cc b/tests/test_accum_iter.cc
@@ -25,7 +25,8 @@ struct min_accum
   using result_type = T;
 
   template <typename I>
-  typename std::iterator_traits<I>::value_type operator()(I i1, I i2)
+  decltype(auto)
+  operator()(I i1, I i2)
   {
     return *std::min_element(i1, i2);
   }

Original file line number	Diff line number	Diff line change
`@@ -25,7 +25,8 @@ struct min_accum`
`25`	`25`	`using result_type = T;`
`26`	`26`
`27`	`27`	`template <typename I>`
`28`		`- typename std::iterator_traits<I>::value_type operator()(I i1, I i2)`
	`28`	`+ decltype(auto)`
	`29`	`+ operator()(I i1, I i2)`
`29`	`30`	`{`
`30`	`31`	`return *std::min_element(i1, i2);`
`31`	`32`	`}`