Merge branch 'master' into new-fontification-scheme

1 files changed, 4 insertions, 0 deletions

diff --git a/src/post.h b/src/post.h
index c4fc3827..d04be266 100644
--- a/src/post.h
+++ b/src/post.h
@@ -205,7 +205,11 @@ public:
   mutable optional<xdata_t> xdata_;
 
   bool has_xdata() const {
+#if BOOST_VERSION >= 105600
     return xdata_ != NULL;
+#else
+    return xdata_;
+#endif
   }
   void clear_xdata() {
     xdata_ = none;