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This might increase build and lto times a bit, |
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but may result in faster and better optimized result. |
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It also honors resource limits properly. |
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|
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Signed-off-by: Georgy Yakovlev <gyakovlev@g.o> |
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--- |
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eclass/cargo.eclass | 5 +++++ |
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1 file changed, 5 insertions(+) |
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|
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diff --git a/eclass/cargo.eclass b/eclass/cargo.eclass |
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index a7c7bffd3c0c..00b8078f80ea 100644 |
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--- a/eclass/cargo.eclass |
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+++ b/eclass/cargo.eclass |
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@@ -279,6 +279,11 @@ cargo_gen_config() { |
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$(usex debug 'opt-level = 0' '') |
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$(usex debug 'lto = false' '') |
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|
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+ # https://doc.rust-lang.org/rustc/codegen-options/index.html#codegen-units |
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+ # We use single codegen unit for most optimized code and to honor -j from MAKEOPTS. |
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+ # Users can override via e.g. CARGO_PROFILE_gentoo_CODEGEN_UNITS="16" in make.conf. |
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+ codegen-units = 1 |
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+ |
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[build] |
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jobs = $(makeopts_jobs) |
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incremental = false |
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-- |
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2.39.1 |
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