Auto merge of #97044 - Urgau:check-cfg-fix-rustc-perf, r=Mark-Simulacrum

Fix rustc-perf benchmarks

See https://github.com/rust-lang/rust/pull/96984#issuecomment-1126678773 and https://github.com/rust-lang/rust/pull/96984#issuecomment-1126719585

cc `@ehuss` `@lqd`
This commit is contained in:
bors 2022-05-14 20:43:45 +00:00
commit 70b3681bf6

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@ -1154,9 +1154,13 @@ pub fn cargo(
// backtrace, core_simd, std_float, ...), those dependencies have their own features
// but cargo isn't involved in the #[path] and so cannot pass the complete list of
// features, so for that reason we don't enable checking of features for std.
if mode != Mode::Std {
cargo.arg("-Zcheck-cfg-features");
}
//
// FIXME: Re-enable this after the beta bump as apperently rustc-perf doesn't use the
// beta cargo. See https://github.com/rust-lang/rust/pull/96984#issuecomment-1126678773
// #[cfg(not(bootstrap))]
// if mode != Mode::Std {
// cargo.arg("-Zcheck-cfg-features"); // -Zcheck-cfg=features after bump
// }
// Enable cfg checking of well known names/values
rustflags