From b59c5fd82bd98d5145c3f4dd4791088761206dc4 Mon Sep 17 00:00:00 2001
From: Alexander Medvednikov <alexander@vlang.io>
Date: Sat, 31 Oct 2020 08:26:54 +0100
Subject: [PATCH] autofree: do not free tmp vars twice

---
 vlib/v/gen/cgen.v | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/vlib/v/gen/cgen.v b/vlib/v/gen/cgen.v
index 509bbf88b7..4f5cee6e03 100644
--- a/vlib/v/gen/cgen.v
+++ b/vlib/v/gen/cgen.v
@@ -1971,6 +1971,9 @@ fn (mut g Gen) autofree_var_call(free_fn_name string, v ast.Var) {
 		// tmp expr vars do not need to be freed again here
 		return
 	}
+	if v.is_autofree_tmp {
+		return
+	}
 	if v.typ.is_ptr() {
 		g.writeln('\t${free_fn_name}(${c_name(v.name)}); // autofreed ptr var')
 	} else {