1 files changed, 1 insertions, 1 deletions
diff --git a/src/passes/DeadArgumentElimination.cpp b/src/passes/DeadArgumentElimination.cpp
index a20ff1fb8..9fed4f1dc 100644
--- a/src/passes/DeadArgumentElimination.cpp
+++ b/src/passes/DeadArgumentElimination.cpp
@@ -409,7 +409,7 @@ private:
     // Remove the parameter from the function. We must add a new local
     // for uses of the parameter, but cannot make it use the same index
     // (in general).
-    std::vector<Type> params = func->sig.params.expand();
+    std::vector<Type> params(func->sig.params.begin(), func->sig.params.end());
     auto type = params[i];
     params.erase(params.begin() + i);
     func->sig.params = Type(params);