From 82359b81a2c93c7633536486d3769e08788ba9c1 Mon Sep 17 00:00:00 2001
From: ychenfo <yc@m-labs.hk>
Date: Mon, 13 Dec 2021 04:11:31 +0800
Subject: [PATCH] nac3core: fix bool to int conversion

---
 nac3core/src/toplevel/builtins.rs | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/nac3core/src/toplevel/builtins.rs b/nac3core/src/toplevel/builtins.rs
index d9d9045dd..fc0c0006b 100644
--- a/nac3core/src/toplevel/builtins.rs
+++ b/nac3core/src/toplevel/builtins.rs
@@ -69,10 +69,10 @@ pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
                     if ctx.unifier.unioned(arg_ty, boolean) {
                         Some(
                             ctx.builder
-                                .build_int_s_extend(
+                                .build_int_z_extend(
                                     arg.into_int_value(),
                                     ctx.ctx.i32_type(),
-                                    "sext",
+                                    "zext",
                                 )
                                 .into(),
                         )
@@ -129,10 +129,10 @@ pub fn get_builtins(primitives: &mut (PrimitiveStore, Unifier)) -> BuiltinInfo {
                     {
                         Some(
                             ctx.builder
-                                .build_int_s_extend(
+                                .build_int_z_extend(
                                     arg.into_int_value(),
                                     ctx.ctx.i64_type(),
-                                    "sext",
+                                    "zext",
                                 )
                                 .into(),
                         )