Index: uspace/lib/cpp/src/internal/test/string.cpp
===================================================================
--- uspace/lib/cpp/src/internal/test/string.cpp	(revision e502572b36978294d0c052df3ef6dc71f6a83b27)
+++ uspace/lib/cpp/src/internal/test/string.cpp	(revision 417296cd7adee5405cae6074c3e352a036ec7b09)
@@ -256,4 +256,12 @@
             check.begin(), check.end()
         );
+
+        std::string str7{"hellXXXo"};
+        str7.erase(str7.begin() + 4, str7.begin() + 7);
+        test_eq(
+            "erase iterator range",
+            str7.begin(), str7.end(),
+            check.begin(), check.end()
+        );
     }
 }