From 147729592cee2c0ab121b28fc4047f397e8a7a4f Mon Sep 17 00:00:00 2001
From: Oskar Sveinsen <osvein@users.noreply.github.com>
Date: Tue, 23 Nov 2021 14:30:23 +0100
Subject: [PATCH] fix the last bug, envelope not being copied correctly

---
 synth.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/synth.c b/synth.c
index 5dbc7e9..8203f13 100644
--- a/synth.c
+++ b/synth.c
@@ -3,7 +3,7 @@
 
 static void set_envelope(EnvelopeStep *dst, int dstlen, const EnvelopeStep *src) {
     /* copy src to dst */
-    while (dstlen-- > 0 && src->duration) *dst++ = *src++;
+    while (src->duration && dstlen-- > 0) *dst++ = *src++;
 
     /* pad remainder of dst with {0, 0} */
     while (dstlen-- > 0) *dst++ = (EnvelopeStep){0, 0};