Suppress unused variable warning

Summary:
HPHP compiler treats warnings as errors and the unused 'constuctor'
variable breaks the build.

Test Plan: Build

Reviewed By: simpkins@fb.com

FB internal diff: D759559

diff --git a/folly/detail/ThreadLocalDetail.h b/folly/detail/ThreadLocalDetail.h
index 0cc9193b0541fc9fbab17a34c602f3348de6dcf5..c751d209e490e72378997c5418fdf816b0c144c3 100644 (file)
--- a/folly/detail/ThreadLocalDetail.h
+++ b/folly/detail/ThreadLocalDetail.h
@@ -145,6 +145,7 @@ struct StaticMeta {
     // Leak it on exit, there's only one per process and we don't have to
     // worry about synchronization with exiting threads.
     static bool constructed = (inst = new StaticMeta<Tag>());
+    (void)constructed; // suppress unused warning
     return *inst;
   }