[libcxx] [test] D27013: Fix MSVC warning C4018 "signed/unsigned mismatch", part 1/12.

Change loop indices from int to std::size_t.

Also, include <cstddef> when it wasn't already being included.

llvm-svn: 287820

2 files changed, 13 insertions, 11 deletions

diff --git a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp
index 176d958aab9..9a527c2509b 100644
--- a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp
+++ b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/resize.pass.cpp
@@ -15,6 +15,7 @@
 
 #include <valarray>
 #include <cassert>
+#include <cstddef>
 
 int main()
 {
@@ -25,17 +26,17 @@ int main()
         std::valarray<T> v1(a1, N1);
         v1.resize(8);
         assert(v1.size() == 8);
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == 0);
         v1.resize(0);
         assert(v1.size() == 0);
         v1.resize(80);
         assert(v1.size() == 80);
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == 0);
         v1.resize(40);
         assert(v1.size() == 40);
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == 0);
     }
 }
diff --git a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp
index a90a8093637..2fcdc973041 100644
--- a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp
+++ b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/swap.pass.cpp
@@ -15,6 +15,7 @@
 
 #include <valarray>
 #include <cassert>
+#include <cstddef>
 
 int main()
 {
@@ -30,10 +31,10 @@ int main()
         std::valarray<T> v2_save = v2;
         v1.swap(v2);
         assert(v1.size() == v2_save.size());
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == v2_save[i]);
         assert(v2.size() == v1_save.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == v1_save[i]);
     }
     {
@@ -47,10 +48,10 @@ int main()
         std::valarray<T> v2_save = v2;
         v1.swap(v2);
         assert(v1.size() == v2_save.size());
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == v2_save[i]);
         assert(v2.size() == v1_save.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == v1_save[i]);
     }
     {
@@ -64,10 +65,10 @@ int main()
         std::valarray<T> v2_save = v2;
         v1.swap(v2);
         assert(v1.size() == v2_save.size());
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == v2_save[i]);
         assert(v2.size() == v1_save.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == v1_save[i]);
     }
     {
@@ -80,10 +81,10 @@ int main()
         std::valarray<T> v2_save = v2;
         v1.swap(v2);
         assert(v1.size() == v2_save.size());
-        for (int i = 0; i < v1.size(); ++i)
+        for (std::size_t i = 0; i < v1.size(); ++i)
             assert(v1[i] == v2_save[i]);
         assert(v2.size() == v1_save.size());
-        for (int i = 0; i < v2.size(); ++i)
+        for (std::size_t i = 0; i < v2.size(); ++i)
             assert(v2[i] == v1_save[i]);
     }
 }