From 1ef05d71ed3e2ff8b774fbc29bc4e0a7429d96cd Mon Sep 17 00:00:00 2001
From: Nikolay Volf <nikvolf@gmail.com>
Date: Thu, 10 Jun 2021 14:29:59 +0300
Subject: [PATCH] Strip custom sections in wasm-prune (#150)

* strip custom sections

* line width
---
 src/optimizer.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/optimizer.rs b/src/optimizer.rs
index 2d7b429..16854aa 100644
--- a/src/optimizer.rs
+++ b/src/optimizer.rs
@@ -330,6 +330,10 @@ pub fn optimize(
 		}
 	}
 
+	// Also drop all custom sections
+	module.sections_mut()
+		.retain(|section| if let elements::Section::Custom(_) = section { false } else { true });
+
 	Ok(())
 }