Files
rust/src/libsyntax
bors 0b5c0874b8 Auto merge of #43584 - arielb1:unused-reads, r=eddyb
Fix quadratic performance with lots of use statements

This fixes 2 problems that caused quadratic performance when lots of use-statements were present. After this patch, performance is linear (and very fast) even with 1M uses.

Fixes #43572.
Fixes #43573.

r? @eddyb
2017-08-02 05:56:06 +00:00
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