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Improve config_fast_builds.toml (#11529)

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# Objective

Theres no explaination for what the compiler flags
`config_fast_builds.toml` do

## Solution

Explain what the flags in `config_fast_builds.toml` do.
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Doonv 2024-01-25 21:07:51 +02:00 committed by GitHub
parent 79b4f26158
commit a93cefe2cf
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1 changed files with 9 additions and 8 deletions
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17
.cargo/config_fast_builds.toml
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@ -5,26 +5,27 @@
[target.x86_64-unknown-linux-gnu]
linker = "clang"
rustflags = ["-Clink-arg=-fuse-ld=lld", "-Zshare-generics=y"]
rustflags = [
"-Clink-arg=-fuse-ld=lld", # Use LLD Linker
"-Zshare-generics=y", # (Nightly) Make the current crate share its generic instantiations
]
# NOTE: you must install [Mach-O LLD Port](https://lld.llvm.org/MachO/index.html) on mac. you can easily do this by installing llvm which includes lld with the "brew" package manager:
# `brew install llvm`
[target.x86_64-apple-darwin]
rustflags = [
"-C",
"link-arg=-fuse-ld=/usr/local/opt/llvm/bin/ld64.lld",
"-Zshare-generics=y",
"-Clink-arg=-fuse-ld=/usr/local/opt/llvm/bin/ld64.lld", # Use LLD Linker
"-Zshare-generics=y", # (Nightly) Make the current crate share its generic instantiations
]
[target.aarch64-apple-darwin]
rustflags = [
"-C",
"link-arg=-fuse-ld=/opt/homebrew/opt/llvm/bin/ld64.lld",
"-Zshare-generics=y",
"-Clink-arg=-fuse-ld=/opt/homebrew/opt/llvm/bin/ld64.lld", # Use LLD Linker
"-Zshare-generics=y", # (Nightly) Make the current crate share its generic instantiations
]
[target.x86_64-pc-windows-msvc]
linker = "rust-lld.exe"
linker = "rust-lld.exe" # Use LLD Linker
rustflags = ["-Zshare-generics=n"]
# Optional: Uncommenting the following improves compile times, but reduces the amount of debug info to 'line number tables only'