Improve config_fast_builds.toml (#11529)

# 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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@ -5,26 +5,27 @@
[target.x86_64-unknown-linux-gnu] [target.x86_64-unknown-linux-gnu]
linker = "clang" 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: # 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` # `brew install llvm`
[target.x86_64-apple-darwin] [target.x86_64-apple-darwin]
rustflags = [ rustflags = [
"-C", "-Clink-arg=-fuse-ld=/usr/local/opt/llvm/bin/ld64.lld", # Use LLD Linker
"link-arg=-fuse-ld=/usr/local/opt/llvm/bin/ld64.lld", "-Zshare-generics=y", # (Nightly) Make the current crate share its generic instantiations
"-Zshare-generics=y",
] ]
[target.aarch64-apple-darwin] [target.aarch64-apple-darwin]
rustflags = [ rustflags = [
"-C", "-Clink-arg=-fuse-ld=/opt/homebrew/opt/llvm/bin/ld64.lld", # Use LLD Linker
"link-arg=-fuse-ld=/opt/homebrew/opt/llvm/bin/ld64.lld", "-Zshare-generics=y", # (Nightly) Make the current crate share its generic instantiations
"-Zshare-generics=y",
] ]
[target.x86_64-pc-windows-msvc] [target.x86_64-pc-windows-msvc]
linker = "rust-lld.exe" linker = "rust-lld.exe" # Use LLD Linker
rustflags = ["-Zshare-generics=n"] rustflags = ["-Zshare-generics=n"]
# Optional: Uncommenting the following improves compile times, but reduces the amount of debug info to 'line number tables only' # Optional: Uncommenting the following improves compile times, but reduces the amount of debug info to 'line number tables only'