Add support for bare rustc invocation with --print-sysroot - #2520
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lqd
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Update rustc-perf submodule To bring in rust-lang/rustc-perf#2520, which should unblock rust-lang#160527.
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Update rustc-perf submodule To bring in rust-lang/rustc-perf#2520, which should unblock rust-lang/rust#160527.
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Cargo uses a separate
rustc --print=sysrootinvocation since rust-lang/cargo#17276, which confusedrustc-perf.