1 files changed, 15 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/time/time.duration/time.duration.arithmetic/op_mod=rep.pass.cpp b/libcxx/test/std/utilities/time/time.duration/time.duration.arithmetic/op_mod=rep.pass.cpp
index 0eb73ee674f..f5ef512381a 100644
--- a/libcxx/test/std/utilities/time/time.duration/time.duration.arithmetic/op_mod=rep.pass.cpp
+++ b/libcxx/test/std/utilities/time/time.duration/time.duration.arithmetic/op_mod=rep.pass.cpp
@@ -17,6 +17,11 @@
 
 #include "test_macros.h"
 
+class NotARep {};
+
+typedef std::chrono::seconds Duration;
+Duration operator%=(Duration d, NotARep) { return d; }
+
 #if TEST_STD_VER > 14
 constexpr bool test_constexpr()
 {
@@ -38,5 +43,15 @@ int main(int, char**)
     static_assert(test_constexpr(), "");
 #endif
 
+#if TEST_STD_VER >= 11
+    { // This is PR#41130
+    Duration d(5);
+    NotARep n;
+    d %= n;
+    assert(d.count() == 5);
+    }
+#endif
+
+
   return 0;
 }