From 627c20902faf6cbd0d0b95d6199251480113a014 Mon Sep 17 00:00:00 2001
From: Mike Hommey <mh+mozilla@glandium.org>
Date: Tue, 13 Jul 2021 20:31:37 +0000
Subject: [PATCH] Bug 1576099 - Allow to forcefully enable cargo incremental.
 r=firefox-build-system-reviewers,nalexander

Differential Revision: https://phabricator.services.mozilla.com/D119714
---
 build/moz.configure/rust.configure | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/build/moz.configure/rust.configure b/build/moz.configure/rust.configure
index cd77d72bb77b..b9d24654f89b 100644
--- a/build/moz.configure/rust.configure
+++ b/build/moz.configure/rust.configure
@@ -699,6 +699,8 @@ def cargo_incremental(
 
     if not enabled:
         return "0"
+    elif enabled.origin != "default":
+        return "1"
 
     # We never want to use incremental compilation in automation.  sccache
     # handles our automation use case much better than incremental compilation