1 files changed, 6 insertions, 5 deletions
diff --git a/test/std/numerics/numarray/template.valarray/valarray.unary/negate.pass.cpp b/test/std/numerics/numarray/template.valarray/valarray.unary/negate.pass.cpp
index 25674bb44d92..f4a83427cd2b 100644
--- a/test/std/numerics/numarray/template.valarray/valarray.unary/negate.pass.cpp
+++ b/test/std/numerics/numarray/template.valarray/valarray.unary/negate.pass.cpp
@@ -15,6 +15,7 @@
 
 #include <valarray>
 #include <cassert>
+#include <cstddef>
 
 int main()
 {
@@ -25,7 +26,7 @@ int main()
         std::valarray<T> v(a, N);
         std::valarray<T> v2 = -v;
         assert(v2.size() == v.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == -v[i]);
     }
     {
@@ -35,7 +36,7 @@ int main()
         std::valarray<T> v(a, N);
         std::valarray<T> v2 = -v;
         assert(v2.size() == v.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == -v[i]);
     }
     {
@@ -45,10 +46,10 @@ int main()
         std::valarray<T> v(a, N);
         std::valarray<T> v2 = -v;
         assert(v2.size() == v.size());
-        for (int i = 0; i < N; ++i)
+        for (unsigned i = 0; i < N; ++i)
         {
             assert(v2[i].size() == v[i].size());
-            for (int j = 0; j < v[i].size(); ++j)
+            for (std::size_t j = 0; j < v[i].size(); ++j)
                 assert(v2[i][j] == -v[i][j]);
         }
     }
@@ -59,7 +60,7 @@ int main()
         std::valarray<T> v(a, N);
         std::valarray<T> v2 = -(v + v);
         assert(v2.size() == v.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == -2*v[i]);
     }
 }