[6.0🍒] Resolve main executable symlink when looking up driver-adjacent subcommand binaries #1606
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…mmand binaries Resolves apple/swift#70932
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@swift-ci test |
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@swift-ci test Windows platform |
nkcsgexi
approved these changes
May 15, 2024
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@swift-ci test macOS platform |
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Cherry-pick of #1583
Explanation: As per apple/swift#70932, when swift-driver is installed via a symlink, it is not able to correctly resolve adjacent tool binaries by following their corresponding symlinks. This is a regression from the old, legacy C++ driver. This change fixes this behavior by having the driver resolve its own path if it is a symlink, first.
Risk: Low. Cases where the added code takes effect were previously not working.
Testing: Expected behavior validated manually by implementor and issue originator (on
main)Resolves apple/swift#70932