Merge pull request #2008 from eseiler/fix/seqan2cpp20

[FIX] SeqAn2-enabled tests
seqan · Aug 19, 2020 · c53fceb · c53fceb
2 parents 327f911 + 5b62af1
commit c53fceb
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/test/unit/test/seqan2_test.cpp b/test/unit/test/seqan2_test.cpp
@@ -89,8 +89,8 @@ TYPED_TEST(seqan2_container, std_iterator)
 template <typename range_t>
 SEQAN3_CONCEPT SeqAn2Range = requires(range_t range)
 {
-    {seqan::begin(range)} -> std::ranges::iterator_t<range_t>;
-    {seqan::end(range)} -> std::ranges::iterator_t<range_t>;
+    SEQAN3_RETURN_TYPE_CONSTRAINT(seqan::begin(range), std::same_as, std::ranges::iterator_t<range_t>);
+    SEQAN3_RETURN_TYPE_CONSTRAINT(seqan::end(range), std::same_as, std::ranges::iterator_t<range_t>);
 };
 
 TYPED_TEST(seqan2_container, seqan_range_concept)