Add workaround for data race in libstdc++'s locale(const locale&, Facet*) constructor

1 files changed, 7 insertions, 0 deletions

diff --git a/build2/test/script/regex.hxx b/build2/test/script/regex.hxx
index 500c21b..33a4cba 100644
--- a/build2/test/script/regex.hxx
+++ b/build2/test/script/regex.hxx
@@ -344,6 +344,13 @@ namespace build2
           //
           line_char_locale ();
         };
+
+        // Initialize the testscript regex global state. Should be called once
+        // prior to creating objects of types from this namespace. Note: not
+        // thread-safe.
+        //
+        void
+        init ();
       }
     }
   }