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[compiler-rt][builtins] Upstream __isPlatformOrVariantPlatformVersionAtLeast() #100605
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[compiler-rt][builtins] Upstream __isPlatformOrVariantPlatformVersionAtLeast() #100605
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…AtLeast(). Add `__isPlatformOrVariantPlatformVersionAtLeast()` which is used to check OS version availability from zippered libraries on macOS. This routine is needed for complete macCatalyst support in the Swift compiler.
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Requesting review from @ahatanak. |
int32_t __isPlatformOrVariantPlatformVersionAtLeast( | ||
uint32_t Platform, uint32_t Major, uint32_t Minor, uint32_t Subminor, | ||
uint32_t Platform2, uint32_t Major2, uint32_t Minor2, uint32_t Subminor2) { |
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Can you document what the Platform
arguments are supposed to be? Where do those integer values come from? It seems like they should be the same as for __isPlatformVersionAtLeast
, but that isn't documented either so these constants seem to come out of nowhere.
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int32_t check(uint32_t Major, uint32_t Minor, uint32_t Subminor) { | ||
int32_t Result = | ||
__isPlatformVersionAtLeast(PLATFORM_MACOS, Major, Minor, Subminor); | ||
int32_t ResultVariant = __isPlatformOrVariantPlatformVersionAtLeast( | ||
PLATFORM_MACOS, Major, Minor, Subminor, PLATFORM_IOS, 13, 0, 0); |
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Is there a reason for hardcoding the iOS version here?
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LGTM -- we can address the documentation requirements as a follow-up since this is essentially upstreaming a downstream diff and it'll make it easier to handle.
@tshortli Congratulations on having your first Pull Request (PR) merged into the LLVM Project! Your changes will be combined with recent changes from other authors, then tested Please check whether problems have been caused by your change specifically, as How to do this, and the rest of the post-merge process, is covered in detail here. If your change does cause a problem, it may be reverted, or you can revert it yourself. If you don't get any reports, no action is required from you. Your changes are working as expected, well done! |
Add
__isPlatformOrVariantPlatformVersionAtLeast()
which is used to check OS version availability from zippered libraries on macOS. This routine is needed for complete macCatalyst support in the Swift compiler.