From a584d776518cf54d5c0e28895c425e522e3aae99 Mon Sep 17 00:00:00 2001
From: Stephan Hadinger <stephan.hadinger@gmail.com>
Date: Sun, 14 Nov 2021 21:38:59 +0100
Subject: [PATCH] Berry fix unary not

---
 lib/libesp32/Berry/src/be_code.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/libesp32/Berry/src/be_code.c b/lib/libesp32/Berry/src/be_code.c
index b0feff4e1..6a332bb07 100644
--- a/lib/libesp32/Berry/src/be_code.c
+++ b/lib/libesp32/Berry/src/be_code.c
@@ -569,7 +569,7 @@ static void unaryexp(bfuncinfo *finfo, bopcode op, bexpdesc *e)
 /* Apply not to conditional expression */
 /* If literal compute the value */
 /* Or invert t/f subexpressions */
-static void code_not(bexpdesc *e)
+static void code_not(bfuncinfo *finfo, bexpdesc *e)
 {
     switch (e->type) {
     case ETINT: e->v.i = e->v.i == 0; break;
@@ -578,6 +578,7 @@ static void code_not(bexpdesc *e)
     case ETBOOL: e->v.i = !e->v.i; break;
     case ETSTRING: e->v.i = 0; break;
     default: {
+        unaryexp(finfo, OP_MOVE, e);
         int temp = e->t;
         e->t = e->f;
         e->f = temp;
@@ -620,7 +621,7 @@ int be_code_unop(bfuncinfo *finfo, int op, bexpdesc *e)
 {
     switch (op) {
     case OptNot:
-        code_not(e); break;
+        code_not(finfo, e); break;
     case OptFlip: /* do nothing */
         return code_flip(finfo, e);
     case OptSub: