[stdlib] Allow metatype comparisons to work with outdated compilers #80859
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I haven't even tried building this locally, but let's roll the dice @swift-ci test |
tshortli
reviewed
Apr 16, 2025
DougGregor
reviewed
Apr 16, 2025
Add a new language feature to avoid the stdlib’s swiftinterface becoming unintelligible to outdated compiler builds due to the generalization of Builtin.is_same_metatype. rdar://149396721
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Well that was silly; apologies for my brain hiccup. The amended version should be closer to what we need. |
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@swift-ci test |
tshortli
approved these changes
Apr 16, 2025
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@swift-ci smoke test linux |
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@swift-ci test |
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Add a new language feature to avoid the stdlib’s swiftinterface becoming unintelligible to older compilers due to the generalization of Builtin.is_same_metatype.
Restore the original version of the
==operator so that metatypes can continue to be compared even if the generalized version ends up getting omitted.rdar://149396721