diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/assign.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/assign.pass.cpp
index 80afe1e46aad..8b31a8f97498 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/assign.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/assign.pass.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 // REQUIRES: locale.ru_RU.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -18,21 +17,10 @@
 #include <cassert>
 #include <new>
 
+#include "count_new.hpp"
+
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
 
 void check(const std::locale& loc)
 {
@@ -79,5 +67,5 @@ int main()
         check(loc);
         check(loc2);
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/char_pointer.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/char_pointer.pass.cpp
index b808a7650c47..c7021df8f577 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/char_pointer.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/char_pointer.pass.cpp
@@ -10,7 +10,6 @@
 // XFAIL: libcpp-no-exceptions
 // REQUIRES: locale.ru_RU.UTF-8
 // REQUIRES: locale.zh_CN.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -20,21 +19,9 @@
 #include <new>
 #include <cassert>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
 
 void check(const std::locale& loc)
 {
@@ -101,5 +88,5 @@ int main()
         }
         std::locale ok("");
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/copy.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/copy.pass.cpp
index 0760cc46cdd8..9e446e440851 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/copy.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/copy.pass.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 // REQUIRES: locale.fr_FR.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -18,22 +17,9 @@
 #include <cassert>
 #include <new>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
-
 void check(const std::locale& loc)
 {
     assert(std::has_facet<std::collate<char> >(loc));
@@ -78,5 +64,5 @@ int main()
         check(loc);
         check(loc2);
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/locale_char_pointer_cat.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/locale_char_pointer_cat.pass.cpp
index 2a9e20fcf98d..eb381f9a580d 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/locale_char_pointer_cat.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/locale_char_pointer_cat.pass.cpp
@@ -9,7 +9,6 @@
 
 // REQUIRES: locale.en_US.UTF-8
 // REQUIRES: locale.ru_RU.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -19,22 +18,9 @@
 #include <new>
 #include <cassert>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
-
 void check(const std::locale& loc)
 {
     assert(std::has_facet<std::collate<char> >(loc));
@@ -78,5 +64,5 @@ int main()
         std::locale loc2(loc, LOCALE_en_US_UTF_8, std::locale::monetary);
         check(loc2);
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/locale_facetptr.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/locale_facetptr.pass.cpp
index fb6e39e5742f..1144931e3d2c 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/locale_facetptr.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/locale_facetptr.pass.cpp
@@ -8,7 +8,6 @@
 //===----------------------------------------------------------------------===//
 
 // REQUIRES: locale.ru_RU.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -18,21 +17,9 @@
 #include <new>
 #include <cassert>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
 
 void check(const std::locale& loc)
 {
@@ -80,7 +67,6 @@ struct my_facet
 std::locale::id my_facet::id;
 
 int main()
-{
 {
     {
         std::locale loc(LOCALE_ru_RU_UTF_8);
@@ -91,9 +77,7 @@ int main()
         const my_facet& f = std::use_facet<my_facet>(loc2);
         assert(f.test() == 5);
     }
-    assert(new_called == 0);
-}
-{
+    assert(globalMemCounter.checkOutstandingNewEq(0));
     {
         std::locale loc;
         check(loc);
@@ -101,6 +85,5 @@ int main()
         check(loc2);
         assert(loc == loc2);
     }
-    assert(new_called == 0);
-}
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/locale_locale_cat.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/locale_locale_cat.pass.cpp
index fa87eb20e9af..f1afff66580e 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/locale_locale_cat.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/locale_locale_cat.pass.cpp
@@ -9,7 +9,6 @@
 
 // REQUIRES: locale.en_US.UTF-8
 // REQUIRES: locale.ru_RU.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -19,22 +18,9 @@
 #include <new>
 #include <cassert>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
-
 void check(const std::locale& loc)
 {
     assert(std::has_facet<std::collate<char> >(loc));
@@ -78,5 +64,5 @@ int main()
         std::locale loc2(loc, std::locale(LOCALE_en_US_UTF_8), std::locale::monetary);
         check(loc2);
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/locale_string_cat.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/locale_string_cat.pass.cpp
index 4454e1eabd37..eb63cd03b663 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/locale_string_cat.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/locale_string_cat.pass.cpp
@@ -9,7 +9,6 @@
 
 // REQUIRES: locale.en_US.UTF-8
 // REQUIRES: locale.ru_RU.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -19,21 +18,9 @@
 #include <new>
 #include <cassert>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
 
 void check(const std::locale& loc)
 {
@@ -78,5 +65,5 @@ int main()
         std::locale loc2(loc, std::string(LOCALE_en_US_UTF_8), std::locale::monetary);
         check(loc2);
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }
diff --git a/libcxx/test/std/localization/locales/locale/locale.cons/string.pass.cpp b/libcxx/test/std/localization/locales/locale/locale.cons/string.pass.cpp
index c9f944196e73..6fc0808b2728 100644
--- a/libcxx/test/std/localization/locales/locale/locale.cons/string.pass.cpp
+++ b/libcxx/test/std/localization/locales/locale/locale.cons/string.pass.cpp
@@ -9,7 +9,6 @@
 
 // REQUIRES: locale.ru_RU.UTF-8
 // REQUIRES: locale.zh_CN.UTF-8
-// UNSUPPORTED: sanitizer-new-delete
 
 // <locale>
 
@@ -19,22 +18,9 @@
 #include <new>
 #include <cassert>
 
+#include "count_new.hpp"
 #include "platform_support.h" // locale name macros
 
-int new_called = 0;
-
-void* operator new(std::size_t s) throw(std::bad_alloc)
-{
-    ++new_called;
-    return std::malloc(s);
-}
-
-void  operator delete(void* p) throw()
-{
-    --new_called;
-    std::free(p);
-}
-
 void check(const std::locale& loc)
 {
     assert(std::has_facet<std::collate<char> >(loc));
@@ -83,5 +69,5 @@ int main()
         assert(!(loc == loc3));
         assert(loc != loc3);
     }
-    assert(new_called == 0);
+    assert(globalMemCounter.checkOutstandingNewEq(0));
 }