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lang/rust-nightly: enable the Rust profiler
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Authored by asomers on May 8 2020, 5:58 PM.

Details

Summary

lang/rust-nightly: enable the Rust profiler

Enable the rust profiler on rust-nightly (as an unstable feature, it's not
allowed on the stable toolchain). This allows it to generate code coverage
reports.

https://doc.rust-lang.org/unstable-book/compiler-flags/profile.html
https://crates.io/crates/grcov

Test Plan

Built and tested a few crates on amd64 12.1-RELEASE

Diff Detail

Repository
rP FreeBSD ports repository
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

tobik added a subscriber: tobik.

Ok but please fix the nit below before commit.

lang/rust/Makefile
136 ↗(On Diff #71557)
.if defined(NIGHTLY_DATE)

like above

This revision is now accepted and ready to land.May 18 2020, 5:58 PM
This revision was automatically updated to reflect the committed changes.