bors a38f8fb674 Auto merge of #78826 - petrochenkov:mrscopes2, r=eddyb ... resolve: Collapse `macro_rules` scope chains on the fly Otherwise they grow too long and you have to endlessly walk through them when resolving macros or imports. Addresses https://rust-lang.zulipchat.com/#narrow/stream/247081-t-compiler.2Fperformance/topic/Slow.20Builtin.20Derives/near/215750815		2020-11-13 05:40:37 +00:00
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src	Auto merge of #78826 - petrochenkov:mrscopes2, r=eddyb	2020-11-13 05:40:37 +00:00
Cargo.toml