2x slower android builds after upgrading to 0.76

[ethanneff]

Description

Our Android builds are significantly slower after upgrading from 0.75.4 to 0.76.5

A large amount of time is doing C work because of the new architecture. Is this expected?

• 2024-12-17T09:09:48.5675575Z [09:09:48]: ▸ [35m> Task :app:buildCMakeRelWithDebInfo[arm64-v8a][0m 4 minutes
• 2024-12-17T09:14:01.6679960Z [09:14:01]: ▸ [35m> Task :app:buildCMakeRelWithDebInfo[armeabi-v7a][0m 2 minutes
• 2024-12-17T09:17:40.9667954Z [09:17:40]: ▸ �[35m> Task :app:configureCMakeRelWithDebInfo[x86]�[0m 30 seconds
• 2024-12-17T09:18:10.8667528Z [09:18:10]: ▸ [35m> Task :app:buildCMakeRelWithDebInfo[x86][0m 2 minutesa

Steps to reproduce

1. run ./gradlew assembleRelease assembleDebug on a react native without framework
2. compare 0.75.4 speeds to 0.76.5 speeds

React Native Version

0.76.5

Affected Platforms

Runtime - Android

Areas

JSI - Javascript Interface, Codegen

Output of npx react-native info

❯ npx react-native info
info Fetching system and libraries information...
System:
  OS: macOS 15.1.1
  CPU: (12) arm64 Apple M3 Pro
  Memory: 279.53 MB / 36.00 GB
  Shell:
    version: "5.9"
    path: /bin/zsh
Binaries:
  Node:
    version: 20.12.0
    path: ~/.nvm/versions/node/v20.12.0/bin/node
  Yarn:
    version: 1.22.22
    path: ~/.nvm/versions/node/v20.12.0/bin/yarn
  npm:
    version: 10.8.2
    path: ~/Documents/adaptedmind/AdaptedMindMobile/node_modules/.bin/npm
  Watchman:
    version: 2024.09.23.00
    path: /opt/homebrew/bin/watchman
Managers:
  CocoaPods:
    version: 1.15.2
    path: /opt/homebrew/bin/pod
SDKs:
  iOS SDK:
    Platforms:
      - DriverKit 24.1
      - iOS 18.1
      - macOS 15.1
      - tvOS 18.1
      - visionOS 2.1
      - watchOS 11.1
  Android SDK:
    API Levels:
      - "33"
      - "34"
      - "35"
    Build Tools:
      - 30.0.3
      - 33.0.0
      - 33.0.1
      - 34.0.0
      - 35.0.0
      - 35.0.0
    System Images:
      - android-30 | Google Play ARM 64 v8a
      - android-34 | Google APIs ARM 64 v8a
      - android-34 | Google APIs Intel x86_64 Atom
      - android-34 | Google Play ARM 64 v8a
    Android NDK: Not Found
IDEs:
  Android Studio: 2024.2 AI-242.23339.11.2421.12700392
  Xcode:
    version: 16.1/16B40
    path: /usr/bin/xcodebuild
Languages:
  Java:
    version: 17.0.12
    path: /usr/bin/javac
  Ruby:
    version: 3.3.1
    path: /Users/eneff/.rvm/rubies/ruby-3.3.1/bin/ruby
npmPackages:
  "@react-native-community/cli": Not Found
  react: Not Found
  react-native: Not Found
  react-native-macos: Not Found
npmGlobalPackages:
  "*react-native*": Not Found
Android:
  hermesEnabled: true
  newArchEnabled: true
iOS:
  hermesEnabled: true
  newArchEnabled: true

### Stacktrace or Logs

```text
before

https://gist.github.com/ethanneff/581ae74c327fe18f65c792d622a08640

after

https://gist.github.com/ethanneff/2eb0b8e8196f209834e147b5f0c95ed3

Reproducer

https://github.com/facebook/react-native

Screenshots and Videos

attached

[react-native-bot]

Warning

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• If your bug is UI related: a Snack
• If your bug is build/upgrade related: a project using our Reproducer Template
• Otherwise send us a Pull Request with the RNTesterPlayground.js edited to reproduce your bug.