SILGen: Use the canonical representative when lowering capture types #4655
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Currently, ArchetypeBuilder::mapTypeOutOfContext() does not pick the canonical representative from a same-type equivalence class. While it should be fixed to do that, for now let's make a targeted fix to explicitly canonicalize capture types with respect to a generic signature when lowering capture types.
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kateinoigakukun
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Aug 31, 2022
[pull] swiftwasm from main
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This fixes a regression from #4617 that was discovered internally.