Assert that MicroSpinLock is a POD type

Summary: Because if it's not, all hell will break lose (apparently).

Reviewed By: meyering

Differential Revision: D3373061

fbshipit-source-id: f08a863d1bacadeeff9d9cea041f399f136cfc74

diff --git a/folly/MicroSpinLock.h b/folly/MicroSpinLock.h
index 1318d9e9f0e02d9445d17553cb4e722674eacfec..4a691fd1ff54cb5da397f926c01e7efc25d7367a 100644 (file)
--- a/folly/MicroSpinLock.h
+++ b/folly/MicroSpinLock.h
@@ -105,6 +105,9 @@ struct MicroSpinLock {
                                                         std::memory_order_relaxed);
   }
 };
+static_assert(
+    std::is_pod<MicroSpinLock>::value,
+    "MicroSpinLock must be kept a POD type.");
 
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