1 files changed, 4 insertions, 3 deletions
diff --git a/libcxx/test/std/re/re.alg/re.alg.search/extended.pass.cpp b/libcxx/test/std/re/re.alg/re.alg.search/extended.pass.cpp
index a8a121bdd45..81eef2f9e4b 100644
--- a/libcxx/test/std/re/re.alg/re.alg.search/extended.pass.cpp
+++ b/libcxx/test/std/re/re.alg/re.alg.search/extended.pass.cpp
@@ -23,9 +23,10 @@
 
 #include <regex>
 #include <cassert>
-
 #include "test_iterators.h"
 
+#include "platform_support.h" // locale name macros
+
 int main()
 {
     {
@@ -689,7 +690,7 @@ int main()
                                                  std::regex_constants::extended)));
         assert(m.size() == 0);
     }
-    std::locale::global(std::locale("cs_CZ.ISO8859-2"));
+    std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
     {
         std::cmatch m;
         const char s[] = "m";
@@ -1445,7 +1446,7 @@ int main()
                                                  std::regex_constants::extended)));
         assert(m.size() == 0);
     }
-    std::locale::global(std::locale("cs_CZ.ISO8859-2"));
+    std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
     {
         std::wcmatch m;
         const wchar_t s[] = L"m";