1 files changed, 1 insertions, 0 deletions
diff --git a/src/hir/serialise.cpp b/src/hir/serialise.cpp
index 0b581a27..8aece163 100644
--- a/src/hir/serialise.cpp
+++ b/src/hir/serialise.cpp
@@ -751,6 +751,7 @@ namespace {
             write_count(fcn.m_args.size());
             for(const auto& a : fcn.m_args)
                 serialise(a.second);
+            write_bool(fcn.m_variadic);
             serialise(fcn.m_return);
             DEBUG("m_args = " << fcn.m_args);