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fix(android): Preserve custom Throwable identities #5881

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Merged
romtsn merged 3 commits into from
Aug 6, 2026
Merged

fix(android): Preserve custom Throwable identities #5881

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fix(android): Preserve custom Throwable identities
sentry-junior[bot] Jul 31, 2026
7dff64f
changelog
sentry-junior[bot] Jul 31, 2026
50d6845
Merge branch 'main' into fix/android-preserve-throwable-identities
markushi Aug 6, 2026
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6 changes: 6 additions & 0 deletions CHANGELOG.md
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# Changelog

## Unreleased

### Fixes

- Preserve custom `Throwable` identities when R8 optimizes Android apps ([#5881](https://github.com/getsentry/sentry-java/pull/5881))

## 8.52.0

### Fixes
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5 changes: 5 additions & 0 deletions sentry-android-core/proguard-rules.pro
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# https://developer.android.com/studio/build/shrink-code#decode-stack-trace
-keepattributes LineNumberTable,SourceFile

# Preserve distinct runtime identities for custom Throwables. R8 horizontal class merging can
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# otherwise merge unrelated exception classes, causing the runtime type and retraced frames to
# disagree. Unused Throwables may still be removed, and retained Throwables may still be obfuscated.
-keep,allowshrinking,allowobfuscation class * extends java.lang.Throwable
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# Keep Classnames for integrations
-keepnames class * implements io.sentry.Integration

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