Clone the src/llvm-project submodule if profiling is enabled
#99872
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To compile rustc with profiling information, `compiler-rt` from LLVM is required. Building it requires the `src/llvm-project` submodule to be initialized and updated.
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r? @jyn514 (rust-highfive has picked a reviewer for you, use r? to override) |
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👍 this is what I imagined. Have you tested to make sure it works? You can get rid of the submodule with |
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Yes, I have tested it locally. I deinited the submodule, and then built it without profiling info. The submodule did not get cloned. I then enabled profiling, and it got cloned and compiled |
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@bors r+ rollup (CI doesn't use submodules) |
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Jul 29, 2022
Rollup of 8 pull requests Successful merges: - rust-lang#99686 (add suggestion when there is a impl of external trait on pointer with wrong coherence rules) - rust-lang#99760 (doc/rustc: describe the uefi target platforms) - rust-lang#99766 (Htmldocck: Substitute the doc channel when blessing) - rust-lang#99781 (Use String::from_utf8_lossy in CStr demo) - rust-lang#99803 (Update mentions to `rustc_metadata::rmeta::Lazy`) - rust-lang#99845 (Remove `$` prefix for bash scripts in doc) - rust-lang#99850 (rustdoc: Remove more Clean trait implementations) - rust-lang#99872 (Clone the `src/llvm-project` submodule if profiling is enabled) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup
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To compile rustc with profiling information,
compiler-rtfrom LLVM is required. Building it requires thesrc/llvm-projectsubmodule to be initialized and updated.Fixes #99869