From afb2dc0e431082b128e9c83c1ac3a7f8b336ebdb Mon Sep 17 00:00:00 2001
From: NikVolf <nikvolf@gmail.com>
Date: Tue, 15 Aug 2017 16:50:43 +0300
Subject: [PATCH] preserve tempret0

---
 build/src/main.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/src/main.rs b/build/src/main.rs
index f35a440..9cf3a1e 100644
--- a/build/src/main.rs
+++ b/build/src/main.rs
@@ -95,7 +95,7 @@ fn main() {
 	}
 
 	if !matches.is_present("skip_optimization") {
-		wasm_utils::optimize(&mut module, vec!["_call"]).expect("Optimizer to finish without errors");
+		wasm_utils::optimize(&mut module, vec!["_call", "setTempRet0"]).expect("Optimizer to finish without errors");
 	}
 
 	parity_wasm::serialize_to_file(&path, module).unwrap();