Local engine gen_snapshot path is incorrect, gen_snapshot_arm64 not found #156175
Description
This is breaking running with a locally built engine in profile.
reproduction steps
flutter --local-engine=ios_profile --local-engine-host=host_profile_arm64 --local-engine-src-path=/Users/aaclarke/dev/engine/src/ run --profile
seen results
Launching lib/main.dart on iPhone (5) in profile mode...
Warning: Missing build name (CFBundleShortVersionString).
Warning: Missing build number (CFBundleVersion).
Action Required: You must set a build name and number in the pubspec.yaml file version field before submitting to the App Store.
Automatically signing iOS for device deployment using specified development team in Xcode project: S8QB4VV633
Running Xcode build...
Xcode build done. 21.4s
Failed to build iOS app
Could not build the precompiled application for the device.
Error (Xcode): Target aot_assembly_profile failed: ProcessException: Failed to find
"/Users/aaclarke/dev/engine/src/out/ios_profile/clang_x64/gen_snapshot_arm64" in the search path.
expected results
I believe the corret path should be /Users/aaclarke/dev/engine/src/out/ios_profile/clang_arm64/gen_snapshot
doctor
[!] Flutter (Channel [user-branch], 3.26.0-1.0.pre.350, on macOS 14.7 23H124 darwin-arm64, locale en)
! Flutter version 3.26.0-1.0.pre.350 on channel [user-branch] at /Users/aaclarke/dev/flutter
Currently on an unknown channel. Run `flutter channel` to switch to an official channel.
If that doesn't fix the issue, reinstall Flutter by following instructions at https://flutter.dev/setup.
! Upstream repository unknown source is not a standard remote.
Set environment variable "FLUTTER_GIT_URL" to unknown source to dismiss this error.
• Framework revision 59e57437db (61 minutes ago), 2024-10-03 13:09:19 -0700
• Engine revision de1762dbc5
• Dart version 3.6.0 (build 3.6.0-316.0.dev)
• DevTools version 2.40.0-dev.2
• If those were intentional, you can disregard the above warnings; however it is recommended to use "git" directly to perform
update checks and upgrades.