1 files changed, 1 insertions, 0 deletions
diff --git a/libcxx/test/std/experimental/string.view/string.view.ops/substr.pass.cpp b/libcxx/test/std/experimental/string.view/string.view.ops/substr.pass.cpp
index a651010d4b2..a3a1dbf418b 100644
--- a/libcxx/test/std/experimental/string.view/string.view.ops/substr.pass.cpp
+++ b/libcxx/test/std/experimental/string.view/string.view.ops/substr.pass.cpp
@@ -27,6 +27,7 @@ void test1 ( std::experimental::basic_string_view<CharT> sv, size_t n, size_t po
         try {
             std::experimental::basic_string_view<CharT> sv1 = sv.substr(pos, n);
             assert(false);
+            ((void)sv1);
         } catch (const std::out_of_range&) {
             return;
         } catch (...) {