1 files changed, 3 insertions, 3 deletions
diff --git a/libcxx/test/std/strings/basic.string/string.cons/substr.pass.cpp b/libcxx/test/std/strings/basic.string/string.cons/substr.pass.cpp
index 381ed8b90b8..4fd974273de 100644
--- a/libcxx/test/std/strings/basic.string/string.cons/substr.pass.cpp
+++ b/libcxx/test/std/strings/basic.string/string.cons/substr.pass.cpp
@@ -39,7 +39,7 @@ test(S str, unsigned pos)
     {
         S s2(str, pos);
         LIBCPP_ASSERT(s2.__invariants());
-        unsigned rlen = str.size() - pos;
+        typename S::size_type rlen = str.size() - pos;
         assert(s2.size() == rlen);
         assert(T::compare(s2.data(), str.data() + pos, rlen) == 0);
         assert(s2.get_allocator() == A());
@@ -71,7 +71,7 @@ test(S str, unsigned pos, unsigned n)
     {
         S s2(str, pos, n);
         LIBCPP_ASSERT(s2.__invariants());
-        unsigned rlen = std::min<unsigned>(str.size() - pos, n);
+        typename S::size_type rlen = std::min<typename S::size_type>(str.size() - pos, n);
         assert(s2.size() == rlen);
         assert(T::compare(s2.data(), str.data() + pos, rlen) == 0);
         assert(s2.get_allocator() == A());
@@ -104,7 +104,7 @@ test(S str, unsigned pos, unsigned n, const typename S::allocator_type& a)
     {
         S s2(str, pos, n, a);
         LIBCPP_ASSERT(s2.__invariants());
-        unsigned rlen = std::min<unsigned>(str.size() - pos, n);
+        typename S::size_type rlen = std::min<typename S::size_type>(str.size() - pos, n);
         assert(s2.size() == rlen);
         assert(T::compare(s2.data(), str.data() + pos, rlen) == 0);
         assert(s2.get_allocator() == a);