Rollup of 9 pull requests#83547

Merged

bors merged 21 commits intorust-lang:masterfrom

JohnTitor:rollup-qh7j6hg

Mar 27, 2021

Commits on Mar 17, 2021

Commits on Mar 20, 2021

Use a single codegen unit to reduce non-determinism in srcloc.rs test
tmiasko
committed
Join test thread to make assertion effective in sym.rs test case
tmiasko
committed

Commits on Mar 21, 2021

Simplify and fix byte skipping in format! string parser
osa1
committed

Commits on Mar 22, 2021

Commits on Mar 24, 2021

Tell GitHub to highlight `config.toml.example` as TOML
camelid
authored

Commits on Mar 27, 2021