From 6c75dea61b1e0c38ef77036dffa15fb845ef0b16 Mon Sep 17 00:00:00 2001
From: Ivan Dlugos <6349682+vaind@users.noreply.github.com>
Date: Wed, 14 Sep 2022 20:39:34 +0200
Subject: [PATCH] fix: keep previously set IL2CPP compiler arguments (i.e
 append instead of overwriting) (#972)

---
 CHANGELOG.md                            | 1 +
 src/Sentry.Unity.Editor/Il2CppOption.cs | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 075d08d23..eb235d897 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### Fixes
 
 - Don't access Unity `AnalyticsSessionInfo.userId` on unknown platforms ([#971](https://github.com/getsentry/sentry-unity/pull/971))
+- Keep previously set IL2CPP compiler arguments (i.e append instead of overwriting) ([#972](https://github.com/getsentry/sentry-unity/pull/972))
 
 ### Dependencies
 
diff --git a/src/Sentry.Unity.Editor/Il2CppOption.cs b/src/Sentry.Unity.Editor/Il2CppOption.cs
index 15c698652..f67cc70e0 100644
--- a/src/Sentry.Unity.Editor/Il2CppOption.cs
+++ b/src/Sentry.Unity.Editor/Il2CppOption.cs
@@ -12,8 +12,8 @@ internal class Il2CppOption : IPreprocessBuildWithReport
         public void OnPreprocessBuild(BuildReport report)
         {
             var arguments = "--emit-source-mapping";
-            Debug.Log($"Setting additional IL2CPP arguments = '{arguments}' for platform {report.summary.platform}");
-            PlayerSettings.SetAdditionalIl2CppArgs(arguments);
+            Debug.Log($"Setting additional IL2CPP arguments '{arguments}' for platform {report.summary.platform}");
+            PlayerSettings.SetAdditionalIl2CppArgs(PlayerSettings.GetAdditionalIl2CppArgs() + $" {arguments}");
         }
     }
 }