This changes macro expansion to format the path of a macro directly instead of usng the pprust infrastructure. The pprust infrastructure tries to perform line-breaking in a slow fashion, which is undesired when formatting the path of a macro. This should to speed up expansion by a fair amount (I saw 20% on a profiler on `rustc_mir`, and 50% of the time marked as "expansion" in the profiler/time-passes is actually spent loading dependencies). |
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|---|---|---|
| .. | ||
| tt | ||
| base.rs | ||
| build.rs | ||
| derive.rs | ||
| expand.rs | ||
| placeholders.rs | ||
| quote.rs | ||
| source_util.rs | ||