mirror of
https://github.com/rust-lang/rust
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837 lines
35 KiB
TOML
837 lines
35 KiB
TOML
# Sample TOML configuration file for building Rust.
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#
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# To configure rustbuild, run `./configure` or `./x.py setup`.
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# See https://rustc-dev-guide.rust-lang.org/building/how-to-build-and-run.html#create-a-configtoml for more information.
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#
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# All options are commented out by default in this file, and they're commented
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# out with their default values. The build system by default looks for
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# `config.toml` in the current directory of a build for build configuration, but
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# a custom configuration file can also be specified with `--config` to the build
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# system.
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# =============================================================================
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# Global Settings
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# =============================================================================
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# Use different pre-set defaults than the global defaults.
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#
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# See `src/bootstrap/defaults` for more information.
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# Note that this has no default value (x.py uses the defaults in `config.example.toml`).
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#profile = <none>
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# Keeps track of the last version of `x.py` used.
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# If `changelog-seen` does not match the version that is currently running,
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# `x.py` will prompt you to update it and to read the changelog.
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# See `src/bootstrap/CHANGELOG.md` for more information.
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changelog-seen = 2
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# =============================================================================
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# Tweaking how LLVM is compiled
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# =============================================================================
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[llvm]
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# Whether to use Rust CI built LLVM instead of locally building it.
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#
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# Unless you're developing for a target where Rust CI doesn't build a compiler
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# toolchain or changing LLVM locally, you probably want to leave this enabled.
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#
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# All tier 1 targets are currently supported; set this to `"if-available"` if
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# you are not sure whether you're on a tier 1 target.
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#
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# We also currently only support this when building LLVM for the build triple.
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#
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# Note that many of the LLVM options are not currently supported for
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# downloading. Currently only the "assertions" option can be toggled.
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#download-ci-llvm = if rust.channel == "dev" { "if-available" } else { false }
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# Indicates whether the LLVM build is a Release or Debug build
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#optimize = true
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# Indicates whether LLVM should be built with ThinLTO. Note that this will
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# only succeed if you use clang, lld, llvm-ar, and llvm-ranlib in your C/C++
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# toolchain (see the `cc`, `cxx`, `linker`, `ar`, and `ranlib` options below).
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# More info at: https://clang.llvm.org/docs/ThinLTO.html#clang-bootstrap
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#thin-lto = false
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# Indicates whether an LLVM Release build should include debug info
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#release-debuginfo = false
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# Indicates whether the LLVM assertions are enabled or not
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# NOTE: When assertions are disabled, bugs in the integration between rustc and LLVM can lead to
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# unsoundness (segfaults, etc.) in the rustc process itself, not just in the generated code.
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#assertions = false
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# Indicates whether the LLVM testsuite is enabled in the build or not. Does
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# not execute the tests as part of the build as part of x.py build et al,
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# just makes it possible to do `ninja check-llvm` in the staged LLVM build
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# directory when doing LLVM development as part of Rust development.
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#tests = false
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# Indicates whether the LLVM plugin is enabled or not
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#plugins = false
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# Indicates whether ccache is used when building LLVM. Set to `true` to use the first `ccache` in
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# PATH, or set an absolute path to use a specific version.
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#ccache = false
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# When true, link libstdc++ statically into the rustc_llvm.
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# This is useful if you don't want to use the dynamic version of that
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# library provided by LLVM.
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#static-libstdcpp = false
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# Whether to use Ninja to build LLVM. This runs much faster than make.
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#ninja = true
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# LLVM targets to build support for.
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# Note: this is NOT related to Rust compilation targets. However, as Rust is
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# dependent on LLVM for code generation, turning targets off here WILL lead to
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# the resulting rustc being unable to compile for the disabled architectures.
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#
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# To add support for new targets, see https://rustc-dev-guide.rust-lang.org/building/new-target.html.
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#targets = "AArch64;ARM;BPF;Hexagon;LoongArch;MSP430;Mips;NVPTX;PowerPC;RISCV;Sparc;SystemZ;WebAssembly;X86"
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# LLVM experimental targets to build support for. These targets are specified in
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# the same format as above, but since these targets are experimental, they are
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# not built by default and the experimental Rust compilation targets that depend
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# on them will not work unless the user opts in to building them.
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#experimental-targets = "AVR;M68k"
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# Cap the number of parallel linker invocations when compiling LLVM.
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# This can be useful when building LLVM with debug info, which significantly
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# increases the size of binaries and consequently the memory required by
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# each linker process.
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# If set to 0, linker invocations are treated like any other job and
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# controlled by rustbuild's -j parameter.
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#link-jobs = 0
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# Whether to build LLVM as a dynamically linked library (as opposed to statically linked).
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# Under the hood, this passes `--shared` to llvm-config.
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# NOTE: To avoid performing LTO multiple times, we suggest setting this to `true` when `thin-lto` is enabled.
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#link-shared = llvm.thin-lto
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# When building llvm, this configures what is being appended to the version.
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# To use LLVM version as is, provide an empty string.
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#version-suffix = if rust.channel == "dev" { "-rust-dev" } else { "-rust-$version-$channel" }
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# On MSVC you can compile LLVM with clang-cl, but the test suite doesn't pass
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# with clang-cl, so this is special in that it only compiles LLVM with clang-cl.
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# Note that this takes a /path/to/clang-cl, not a boolean.
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#clang-cl = cc
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# Pass extra compiler and linker flags to the LLVM CMake build.
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#cflags = ""
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#cxxflags = ""
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#ldflags = ""
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# Use libc++ when building LLVM instead of libstdc++. This is the default on
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# platforms already use libc++ as the default C++ library, but this option
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# allows you to use libc++ even on platforms when it's not. You need to ensure
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# that your host compiler ships with libc++.
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#use-libcxx = false
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# The value specified here will be passed as `-DLLVM_USE_LINKER` to CMake.
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#use-linker = <none> (path)
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# Whether or not to specify `-DLLVM_TEMPORARILY_ALLOW_OLD_TOOLCHAIN=YES`
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#allow-old-toolchain = false
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# Whether to include the Polly optimizer.
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#polly = false
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# Whether to build the clang compiler.
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#clang = false
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# Whether to enable llvm compilation warnings.
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#enable-warnings = false
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# Custom CMake defines to set when building LLVM.
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#build-config = {}
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# =============================================================================
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# General build configuration options
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# =============================================================================
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[build]
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# The default stage to use for the `check` subcommand
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#check-stage = 0
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# The default stage to use for the `doc` subcommand
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#doc-stage = 0
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# The default stage to use for the `build` subcommand
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#build-stage = 1
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# The default stage to use for the `test` subcommand
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#test-stage = 1
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# The default stage to use for the `dist` subcommand
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#dist-stage = 2
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# The default stage to use for the `install` subcommand
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#install-stage = 2
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# The default stage to use for the `bench` subcommand
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#bench-stage = 2
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# Build triple for the pre-compiled snapshot compiler. If `rustc` is set, this must match its host
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# triple (see `rustc --version --verbose`; cross-compiling the rust build system itself is NOT
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# supported). If `rustc` is unset, this must be a platform with pre-compiled host tools
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# (https://doc.rust-lang.org/nightly/rustc/platform-support.html). The current platform must be
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# able to run binaries of this build triple.
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#
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# If `rustc` is present in path, this defaults to the host it was compiled for.
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# Otherwise, `x.py` will try to infer it from the output of `uname`.
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# If `uname` is not found in PATH, we assume this is `x86_64-pc-windows-msvc`.
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# This may be changed in the future.
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#build = "x86_64-unknown-linux-gnu" (as an example)
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# Which triples to produce a compiler toolchain for. Each of these triples will be bootstrapped from
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# the build triple themselves. In other words, this is the list of triples for which to build a
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# compiler that can RUN on that triple.
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#
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# Defaults to just the `build` triple.
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#host = [build.build] (list of triples)
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# Which triples to build libraries (core/alloc/std/test/proc_macro) for. Each of these triples will
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# be bootstrapped from the build triple themselves. In other words, this is the list of triples for
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# which to build a library that can CROSS-COMPILE to that triple.
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#
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# Defaults to `host`. If you set this explicitly, you likely want to add all
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# host triples to this list as well in order for those host toolchains to be
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# able to compile programs for their native target.
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#target = build.host (list of triples)
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# Use this directory to store build artifacts. Paths are relative to the current directory, not to
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# the root of the repository.
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#build-dir = "build"
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# Instead of downloading the src/stage0.json version of Cargo specified, use
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# this Cargo binary instead to build all Rust code
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# If you set this, you likely want to set `rustc` as well.
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#cargo = "/path/to/cargo"
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# Instead of downloading the src/stage0.json version of the compiler
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# specified, use this rustc binary instead as the stage0 snapshot compiler.
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# If you set this, you likely want to set `cargo` as well.
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#rustc = "/path/to/rustc"
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# Instead of downloading the src/stage0.json version of rustfmt specified,
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# use this rustfmt binary instead as the stage0 snapshot rustfmt.
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#rustfmt = "/path/to/rustfmt"
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# Whether to build documentation by default. If false, rustdoc and
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# friends will still be compiled but they will not be used to generate any
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# documentation.
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#
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# You can still build documentation when this is disabled by explicitly passing paths,
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# e.g. `x doc library`.
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#docs = true
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# Flag to specify whether CSS, JavaScript, and HTML are minified when
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# docs are generated. JSON is always minified, because it's enormous,
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# and generated in already-minified form from the beginning.
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#docs-minification = true
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# Flag to specify whether private items should be included in the library docs.
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#library-docs-private-items = false
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# Indicate whether to build compiler documentation by default.
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# You can still build documentation when this is disabled by explicitly passing a path: `x doc compiler`.
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#compiler-docs = false
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# Indicate whether git submodules are managed and updated automatically.
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#submodules = true
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# The path to (or name of) the GDB executable to use. This is only used for
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# executing the debuginfo test suite.
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#gdb = "gdb"
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# The node.js executable to use. Note that this is only used for the emscripten
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# target when running tests, otherwise this can be omitted.
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#nodejs = "node"
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# The npm executable to use. Note that this is used for rustdoc-gui tests,
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# otherwise this can be omitted.
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#
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# Under Windows this should be `npm.cmd` or path to it (verified on nodejs v18.06), or
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# error will be emitted.
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#npm = "npm"
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# Python interpreter to use for various tasks throughout the build, notably
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# rustdoc tests, the lldb python interpreter, and some dist bits and pieces.
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#
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# Defaults to the Python interpreter used to execute x.py.
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#python = "python"
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# The path to the REUSE executable to use. Note that REUSE is not required in
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# most cases, as our tooling relies on a cached (and shrunk) copy of the
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# REUSE output present in the git repository and in our source tarballs.
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#
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# REUSE is only needed if your changes caused the overall licensing of the
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# repository to change, and the cached copy has to be regenerated.
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#
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# Defaults to the "reuse" command in the system path.
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#reuse = "reuse"
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# Force Cargo to check that Cargo.lock describes the precise dependency
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# set that all the Cargo.toml files create, instead of updating it.
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#locked-deps = false
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# Indicate whether the vendored sources are used for Rust dependencies or not.
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#
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# Vendoring requires additional setup. We recommend using the pre-generated source tarballs if you
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# want to use vendoring. See
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# https://forge.rust-lang.org/infra/other-installation-methods.html#source-code.
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#vendor = false
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# Typically the build system will build the Rust compiler twice. The second
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# compiler, however, will simply use its own libraries to link against. If you
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# would rather to perform a full bootstrap, compiling the compiler three times,
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# then you can set this option to true.
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#
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# This is only useful for verifying that rustc generates reproducible builds.
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#full-bootstrap = false
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# Enable a build of the extended Rust tool set which is not only the compiler
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# but also tools such as Cargo. This will also produce "combined installers"
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# which are used to install Rust and Cargo together. This is disabled by
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# default. The `tools` option (immediately below) specifies which tools should
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# be built if `extended = true`.
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#extended = false
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# Set of tools to be included in the installation.
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#
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# If `extended = false`, the only one of these built by default is rustdoc.
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#
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# If `extended = true`, they're all included, with the exception of
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# rust-demangler which additionally requires `profiler = true` to be set.
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#
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# If any enabled tool fails to build, the installation fails.
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#tools = [
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# "cargo",
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# "clippy",
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# "rustdoc",
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# "rustfmt",
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# "rust-analyzer",
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# "analysis",
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# "src",
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# "rust-demangler", # if profiler = true
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#]
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# Verbosity level: 0 == not verbose, 1 == verbose, 2 == very verbose, 3 == print environment variables on each rustc invocation
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#verbose = 0
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# Build the sanitizer runtimes
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#sanitizers = false
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# Build the profiler runtime (required when compiling with options that depend
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# on this runtime, such as `-C profile-generate` or `-C instrument-coverage`).
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#profiler = false
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# Indicates whether the native libraries linked into Cargo will be statically
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# linked or not.
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#cargo-native-static = false
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# Run the build with low priority, by setting the process group's "nice" value
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# to +10 on Unix platforms, and by using a "low priority" job object on Windows.
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#low-priority = false
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# Arguments passed to the `./configure` script, used during distcheck. You
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# probably won't fill this in but rather it's filled in by the `./configure`
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# script. Useful for debugging.
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#configure-args = []
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# Indicates that a local rebuild is occurring instead of a full bootstrap,
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# essentially skipping stage0 as the local compiler is recompiling itself again.
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# Useful for modifying only the stage2 compiler without having to pass `--keep-stage 0` each time.
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#local-rebuild = false
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# Print out how long each rustbuild step took (mostly intended for CI and
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# tracking over time)
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#print-step-timings = false
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# Print out resource usage data for each rustbuild step, as defined by the Unix
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# struct rusage. (Note that this setting is completely unstable: the data it
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# captures, what platforms it supports, the format of its associated output, and
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# this setting's very existence, are all subject to change.)
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#print-step-rusage = false
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# Always patch binaries for usage with Nix toolchains. If `true` then binaries
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# will be patched unconditionally. If `false` or unset, binaries will be patched
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# only if the current distribution is NixOS. This option is useful when using
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# a Nix toolchain on non-NixOS distributions.
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#patch-binaries-for-nix = false
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# Collect information and statistics about the current build and writes it to
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# disk. Enabling this or not has no impact on the resulting build output. The
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# schema of the file generated by the build metrics feature is unstable, and
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# this is not intended to be used during local development.
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#metrics = false
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# =============================================================================
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# General install configuration options
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# =============================================================================
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[install]
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# Where to install the generated toolchain. Must be an absolute path.
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#prefix = "/usr/local"
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# Where to install system configuration files.
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# If this is a relative path, it will get installed in `prefix` above
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#sysconfdir = "/etc"
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# Where to install documentation in `prefix` above
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#docdir = "share/doc/rust"
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# Where to install binaries in `prefix` above
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#bindir = "bin"
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# Where to install libraries in `prefix` above
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#libdir = "lib"
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# Where to install man pages in `prefix` above
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#mandir = "share/man"
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# Where to install data in `prefix` above
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#datadir = "share"
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# =============================================================================
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# Options for compiling Rust code itself
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# =============================================================================
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[rust]
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# Whether or not to optimize the compiler and standard library.
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# WARNING: Building with optimize = false is NOT SUPPORTED. Due to bootstrapping,
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# building without optimizations takes much longer than optimizing. Further, some platforms
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# fail to build without this optimization (c.f. #65352).
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#optimize = true
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# Indicates that the build should be configured for debugging Rust. A
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# `debug`-enabled compiler and standard library will be somewhat
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# slower (due to e.g. checking of debug assertions) but should remain
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# usable.
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#
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# Note: If this value is set to `true`, it will affect a number of
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# configuration options below as well, if they have been left
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# unconfigured in this file.
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#
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# Note: changes to the `debug` setting do *not* affect `optimize`
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# above. In theory, a "maximally debuggable" environment would
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# set `optimize` to `false` above to assist the introspection
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# facilities of debuggers like lldb and gdb. To recreate such an
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# environment, explicitly set `optimize` to `false` and `debug`
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# to `true`. In practice, everyone leaves `optimize` set to
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# `true`, because an unoptimized rustc with debugging
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# enabled becomes *unusably slow* (e.g. rust-lang/rust#24840
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# reported a 25x slowdown) and bootstrapping the supposed
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# "maximally debuggable" environment (notably libstd) takes
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# hours to build.
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#
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#debug = false
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# Whether to download the stage 1 and 2 compilers from CI.
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# This is mostly useful for tools; if you have changes to `compiler/` or `library/` they will be ignored.
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#
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# Set this to "if-unchanged" to only download if the compiler and standard library have not been modified.
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# Set this to `true` to download unconditionally (useful if e.g. you are only changing doc-comments).
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#download-rustc = false
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# Number of codegen units to use for each compiler invocation. A value of 0
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# means "the number of cores on this machine", and 1+ is passed through to the
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# compiler.
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#
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# Uses the rustc defaults: https://doc.rust-lang.org/rustc/codegen-options/index.html#codegen-units
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#codegen-units = if incremental { 256 } else { 16 }
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# Sets the number of codegen units to build the standard library with,
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# regardless of what the codegen-unit setting for the rest of the compiler is.
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# NOTE: building with anything other than 1 is known to occasionally have bugs.
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# See https://github.com/rust-lang/rust/issues/83600.
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#codegen-units-std = codegen-units
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# Whether or not debug assertions are enabled for the compiler and standard library.
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# These can help find bugs at the cost of a small runtime slowdown.
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#
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# Defaults to rust.debug value
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#debug-assertions = rust.debug (boolean)
|
|
|
|
# Whether or not debug assertions are enabled for the standard library.
|
|
# Overrides the `debug-assertions` option, if defined.
|
|
#
|
|
# Defaults to rust.debug-assertions value
|
|
#debug-assertions-std = rust.debug-assertions (boolean)
|
|
|
|
# Whether or not to leave debug! and trace! calls in the rust binary.
|
|
#
|
|
# Defaults to rust.debug-assertions value
|
|
#
|
|
# If you see a message from `tracing` saying "some trace filter directives would enable traces that
|
|
# are disabled statically" because `max_level_info` is enabled, set this value to `true`.
|
|
#debug-logging = rust.debug-assertions (boolean)
|
|
|
|
# Whether or not overflow checks are enabled for the compiler and standard
|
|
# library.
|
|
#
|
|
# Defaults to rust.debug value
|
|
#overflow-checks = rust.debug (boolean)
|
|
|
|
# Whether or not overflow checks are enabled for the standard library.
|
|
# Overrides the `overflow-checks` option, if defined.
|
|
#
|
|
# Defaults to rust.overflow-checks value
|
|
#overflow-checks-std = rust.overflow-checks (boolean)
|
|
|
|
# Debuginfo level for most of Rust code, corresponds to the `-C debuginfo=N` option of `rustc`.
|
|
# `0` - no debug info
|
|
# `1` - line tables only - sufficient to generate backtraces that include line
|
|
# information and inlined functions, set breakpoints at source code
|
|
# locations, and step through execution in a debugger.
|
|
# `2` - full debug info with variable and type information
|
|
# Can be overridden for specific subsets of Rust code (rustc, std or tools).
|
|
# Debuginfo for tests run with compiletest is not controlled by this option
|
|
# and needs to be enabled separately with `debuginfo-level-tests`.
|
|
#
|
|
# Note that debuginfo-level = 2 generates several gigabytes of debuginfo
|
|
# and will slow down the linking process significantly.
|
|
#debuginfo-level = if rust.debug { 1 } else { 0 }
|
|
|
|
# Debuginfo level for the compiler.
|
|
#debuginfo-level-rustc = rust.debuginfo-level
|
|
|
|
# Debuginfo level for the standard library.
|
|
#debuginfo-level-std = rust.debuginfo-level
|
|
|
|
# Debuginfo level for the tools.
|
|
#debuginfo-level-tools = rust.debuginfo-level
|
|
|
|
# Debuginfo level for the test suites run with compiletest.
|
|
# FIXME(#61117): Some tests fail when this option is enabled.
|
|
#debuginfo-level-tests = 0
|
|
|
|
# Should rustc be build with split debuginfo? Default is platform dependent.
|
|
# Valid values are the same as those accepted by `-C split-debuginfo`
|
|
# (`off`/`unpacked`/`packed`).
|
|
#
|
|
# On Linux, split debuginfo is disabled by default.
|
|
#
|
|
# On Apple platforms, unpacked split debuginfo is used by default. Unpacked
|
|
# debuginfo does not run `dsymutil`, which packages debuginfo from disparate
|
|
# object files into a single `.dSYM` file. `dsymutil` adds time to builds for
|
|
# no clear benefit, and also makes it more difficult for debuggers to find
|
|
# debug info. The compiler currently defaults to running `dsymutil` to preserve
|
|
# its historical default, but when compiling the compiler itself, we skip it by
|
|
# default since we know it's safe to do so in that case.
|
|
#
|
|
# On Windows platforms, packed debuginfo is the only supported option,
|
|
# producing a `.pdb` file.
|
|
#split-debuginfo = if linux { off } else if windows { packed } else if apple { unpacked }
|
|
|
|
# Whether or not `panic!`s generate backtraces (RUST_BACKTRACE)
|
|
#backtrace = true
|
|
|
|
# Whether to always use incremental compilation when building rustc
|
|
#incremental = false
|
|
|
|
# Build a multi-threaded rustc
|
|
# FIXME(#75760): Some UI tests fail when this option is enabled.
|
|
# NOTE: This option is NOT SUPPORTED. See #48685.
|
|
#parallel-compiler = false
|
|
|
|
# The default linker that will be hard-coded into the generated
|
|
# compiler for targets that don't specify a default linker explicitly
|
|
# in their target specifications. Note that this is not the linker
|
|
# used to link said compiler. It can also be set per-target (via the
|
|
# `[target.<triple>]` block), which may be useful in a cross-compilation
|
|
# setting.
|
|
#
|
|
# See https://doc.rust-lang.org/rustc/codegen-options/index.html#linker for more information.
|
|
#default-linker = <none> (path)
|
|
|
|
# The "channel" for the Rust build to produce. The stable/beta channels only
|
|
# allow using stable features, whereas the nightly and dev channels allow using
|
|
# nightly features
|
|
#channel = "dev"
|
|
|
|
# A descriptive string to be appended to `rustc --version` output, which is
|
|
# also used in places like debuginfo `DW_AT_producer`. This may be useful for
|
|
# supplementary build information, like distro-specific package versions.
|
|
#
|
|
# The Rust compiler will differentiate between versions of itself, including
|
|
# based on this string, which means that if you wish to be compatible with
|
|
# upstream Rust you need to set this to "". However, note that if you are not
|
|
# actually compatible -- for example if you've backported patches that change
|
|
# behavior -- this may lead to miscompilations or other bugs.
|
|
#description = ""
|
|
|
|
# The root location of the musl installation directory. The library directory
|
|
# will also need to contain libunwind.a for an unwinding implementation. Note
|
|
# that this option only makes sense for musl targets that produce statically
|
|
# linked binaries.
|
|
#
|
|
# Defaults to /usr on musl hosts. Has no default otherwise.
|
|
#musl-root = <platform specific> (path)
|
|
|
|
# By default the `rustc` executable is built with `-Wl,-rpath` flags on Unix
|
|
# platforms to ensure that the compiler is usable by default from the build
|
|
# directory (as it links to a number of dynamic libraries). This may not be
|
|
# desired in distributions, for example.
|
|
#rpath = true
|
|
|
|
# Prints each test name as it is executed, to help debug issues in the test harness itself.
|
|
#verbose-tests = false
|
|
|
|
# Flag indicating whether tests are compiled with optimizations (the -O flag).
|
|
#optimize-tests = true
|
|
|
|
# Flag indicating whether codegen tests will be run or not. If you get an error
|
|
# saying that the FileCheck executable is missing, you may want to disable this.
|
|
# Also see the target's llvm-filecheck option.
|
|
#codegen-tests = true
|
|
|
|
# Flag indicating whether git info will be retrieved from .git automatically.
|
|
# Having the git information can cause a lot of rebuilds during development.
|
|
#
|
|
# FIXME(#76720): this can causes bugs if different compilers reuse the same metadata cache.
|
|
#omit-git-hash = if rust.channel == "dev" { true } else { false }
|
|
|
|
# Whether to create a source tarball by default when running `x dist`.
|
|
#
|
|
# You can still build a source tarball when this is disabled by explicitly passing `x dist rustc-src`.
|
|
#dist-src = true
|
|
|
|
# After building or testing an optional component (e.g. the nomicon or reference), append the
|
|
# result (broken, compiling, testing) into this JSON file.
|
|
#save-toolstates = <none> (path)
|
|
|
|
# This is an array of the codegen backends that will be compiled for the rustc
|
|
# that's being compiled. The default is to only build the LLVM codegen backend,
|
|
# and currently the only standard options supported are `"llvm"`, `"cranelift"`
|
|
# and `"gcc"`. The first backend in this list will be used as default by rustc
|
|
# when no explicit backend is specified.
|
|
#codegen-backends = ["llvm"]
|
|
|
|
# Indicates whether LLD will be compiled and made available in the sysroot for
|
|
# rustc to execute.
|
|
#lld = false
|
|
|
|
# Indicates whether LLD will be used to link Rust crates during bootstrap on
|
|
# supported platforms. The LLD from the bootstrap distribution will be used
|
|
# and not the LLD compiled during the bootstrap.
|
|
#
|
|
# LLD will not be used if we're cross linking.
|
|
#
|
|
# Explicitly setting the linker for a target will override this option when targeting MSVC.
|
|
#use-lld = false
|
|
|
|
# Indicates whether some LLVM tools, like llvm-objdump, will be made available in the
|
|
# sysroot.
|
|
#llvm-tools = false
|
|
|
|
# Whether to deny warnings in crates
|
|
#deny-warnings = true
|
|
|
|
# Print backtrace on internal compiler errors during bootstrap
|
|
#backtrace-on-ice = false
|
|
|
|
# Whether to verify generated LLVM IR
|
|
#verify-llvm-ir = false
|
|
|
|
# Compile the compiler with a non-default ThinLTO import limit. This import
|
|
# limit controls the maximum size of functions imported by ThinLTO. Decreasing
|
|
# will make code compile faster at the expense of lower runtime performance.
|
|
#thin-lto-import-instr-limit = if incremental { 10 } else { LLVM default (currently 100) }
|
|
|
|
# Map debuginfo paths to `/rust/$sha/...`.
|
|
# Useful for reproducible builds. Generally only set for releases
|
|
#remap-debuginfo = false
|
|
|
|
# Link the compiler and LLVM against `jemalloc` instead of the default libc allocator.
|
|
# This option is only tested on Linux and OSX.
|
|
#jemalloc = false
|
|
|
|
# Run tests in various test suites with the "nll compare mode" in addition to
|
|
# running the tests in normal mode. Largely only used on CI and during local
|
|
# development of NLL
|
|
#test-compare-mode = false
|
|
|
|
# Global default for llvm-libunwind for all targets. See the target-specific
|
|
# documentation for llvm-libunwind below. Note that the target-specific
|
|
# option will override this if set.
|
|
#llvm-libunwind = 'no'
|
|
|
|
# Enable Windows Control Flow Guard checks in the standard library.
|
|
# This only applies from stage 1 onwards, and only for Windows targets.
|
|
#control-flow-guard = false
|
|
|
|
# Enable symbol-mangling-version v0. This can be helpful when profiling rustc,
|
|
# as generics will be preserved in symbols (rather than erased into opaque T).
|
|
# When no setting is given, the new scheme will be used when compiling the
|
|
# compiler and its tools and the legacy scheme will be used when compiling the
|
|
# standard library.
|
|
# If an explicit setting is given, it will be used for all parts of the codebase.
|
|
#new-symbol-mangling = true|false (see comment)
|
|
|
|
# Select LTO mode that will be used for compiling rustc. By default, thin local LTO
|
|
# (LTO within a single crate) is used (like for any Rust crate). You can also select
|
|
# "thin" or "fat" to apply Thin/Fat LTO to the `rustc_driver` dylib, or "off" to disable
|
|
# LTO entirely.
|
|
#lto = "thin-local"
|
|
|
|
# Build compiler with the optimization enabled and -Zvalidate-mir, currently only for `std`
|
|
#validate-mir-opts = 3
|
|
|
|
# Copy the linker, DLLs, and various libraries from MinGW into the rustc toolchain.
|
|
# Only applies when the host or target is pc-windows-gnu.
|
|
#include-mingw-linker = true
|
|
|
|
# =============================================================================
|
|
# Options for specific targets
|
|
#
|
|
# Each of the following options is scoped to the specific target triple in
|
|
# question and is used for determining how to compile each target.
|
|
# =============================================================================
|
|
[target.x86_64-unknown-linux-gnu]
|
|
|
|
# C compiler to be used to compile C code. Note that the
|
|
# default value is platform specific, and if not specified it may also depend on
|
|
# what platform is crossing to what platform.
|
|
# See `src/bootstrap/cc_detect.rs` for details.
|
|
#cc = "cc" (path)
|
|
|
|
# C++ compiler to be used to compile C++ code (e.g. LLVM and our LLVM shims).
|
|
# This is only used for host targets.
|
|
# See `src/bootstrap/cc_detect.rs` for details.
|
|
#cxx = "c++" (path)
|
|
|
|
# Archiver to be used to assemble static libraries compiled from C/C++ code.
|
|
# Note: an absolute path should be used, otherwise LLVM build will break.
|
|
#ar = "ar" (path)
|
|
|
|
# Ranlib to be used to assemble static libraries compiled from C/C++ code.
|
|
# Note: an absolute path should be used, otherwise LLVM build will break.
|
|
#ranlib = "ranlib" (path)
|
|
|
|
# Linker to be used to bootstrap Rust code. Note that the
|
|
# default value is platform specific, and if not specified it may also depend on
|
|
# what platform is crossing to what platform.
|
|
# Setting this will override the `use-lld` option for Rust code when targeting MSVC.
|
|
#linker = "cc" (path)
|
|
|
|
# Path to the `llvm-config` binary of the installation of a custom LLVM to link
|
|
# against. Note that if this is specified we don't compile LLVM at all for this
|
|
# target.
|
|
#llvm-config = <none> (path)
|
|
|
|
# Override detection of whether this is a Rust-patched LLVM. This would be used
|
|
# in conjunction with either an llvm-config or build.submodules = false.
|
|
#llvm-has-rust-patches = if llvm-config { false } else { true }
|
|
|
|
# Normally the build system can find LLVM's FileCheck utility, but if
|
|
# not, you can specify an explicit file name for it.
|
|
#llvm-filecheck = "/path/to/llvm-version/bin/FileCheck"
|
|
|
|
# Use LLVM libunwind as the implementation for Rust's unwinder.
|
|
# Accepted values are 'in-tree' (formerly true), 'system' or 'no' (formerly false).
|
|
# This option only applies for Linux and Fuchsia targets.
|
|
# On Linux target, if crt-static is not enabled, 'no' means dynamic link to
|
|
# `libgcc_s.so`, 'in-tree' means static link to the in-tree build of llvm libunwind
|
|
# and 'system' means dynamic link to `libunwind.so`. If crt-static is enabled,
|
|
# the behavior is depend on the libc. On musl target, 'no' and 'in-tree' both
|
|
# means static link to the in-tree build of llvm libunwind, and 'system' means
|
|
# static link to `libunwind.a` provided by system. Due to the limitation of glibc,
|
|
# it must link to `libgcc_eh.a` to get a working output, and this option have no effect.
|
|
#llvm-libunwind = 'no' if Linux, 'in-tree' if Fuchsia
|
|
|
|
# If this target is for Android, this option will be required to specify where
|
|
# the NDK for the target lives. This is used to find the C compiler to link and
|
|
# build native code.
|
|
# See `src/bootstrap/cc_detect.rs` for details.
|
|
#android-ndk = <none> (path)
|
|
|
|
# Build the sanitizer runtimes for this target.
|
|
# This option will override the same option under [build] section.
|
|
#sanitizers = build.sanitizers (bool)
|
|
|
|
# Build the profiler runtime for this target(required when compiling with options that depend
|
|
# on this runtime, such as `-C profile-generate` or `-C instrument-coverage`).
|
|
# This option will override the same option under [build] section.
|
|
#profiler = build.profiler (bool)
|
|
|
|
# This option supports enable `rpath` in each target independently,
|
|
# and will override the same option under [rust] section. It only works on Unix platforms
|
|
#rpath = rust.rpath (bool)
|
|
|
|
# Force static or dynamic linkage of the standard library for this target. If
|
|
# this target is a host for rustc, this will also affect the linkage of the
|
|
# compiler itself. This is useful for building rustc on targets that normally
|
|
# only use static libraries. If unset, the target's default linkage is used.
|
|
#crt-static = <platform-specific> (bool)
|
|
|
|
# The root location of the musl installation directory. The library directory
|
|
# will also need to contain libunwind.a for an unwinding implementation. Note
|
|
# that this option only makes sense for musl targets that produce statically
|
|
# linked binaries.
|
|
#musl-root = build.musl-root (path)
|
|
|
|
# The full path to the musl libdir.
|
|
#musl-libdir = musl-root/lib
|
|
|
|
# The root location of the `wasm32-wasi` sysroot. Only used for the
|
|
# `wasm32-wasi` target. If you are building wasm32-wasi target, make sure to
|
|
# create a `[target.wasm32-wasi]` section and move this field there.
|
|
#wasi-root = <none> (path)
|
|
|
|
# Used in testing for configuring where the QEMU images are located, you
|
|
# probably don't want to use this.
|
|
#qemu-rootfs = <none> (path)
|
|
|
|
# Skip building the `std` library for this target. Enabled by default for
|
|
# target triples containing `-none`, `nvptx`, `switch`, or `-uefi`.
|
|
#no-std = <platform-specific> (bool)
|
|
|
|
# =============================================================================
|
|
# Distribution options
|
|
#
|
|
# These options are related to distribution, mostly for the Rust project itself.
|
|
# You probably won't need to concern yourself with any of these options
|
|
# =============================================================================
|
|
[dist]
|
|
|
|
# This is the folder of artifacts that the build system will sign. All files in
|
|
# this directory will be signed with the default gpg key using the system `gpg`
|
|
# binary. The `asc` and `sha256` files will all be output into the standard dist
|
|
# output folder (currently `build/dist`)
|
|
#
|
|
# This folder should be populated ahead of time before the build system is
|
|
# invoked.
|
|
#sign-folder = <none> (path)
|
|
|
|
# The remote address that all artifacts will eventually be uploaded to. The
|
|
# build system generates manifests which will point to these urls, and for the
|
|
# manifests to be correct they'll have to have the right URLs encoded.
|
|
#
|
|
# Note that this address should not contain a trailing slash as file names will
|
|
# be appended to it.
|
|
#upload-addr = <none> (URL)
|
|
|
|
# Whether to build a plain source tarball to upload
|
|
# We disable that on Windows not to override the one already uploaded on S3
|
|
# as the one built on Windows will contain backslashes in paths causing problems
|
|
# on linux
|
|
#src-tarball = true
|
|
|
|
# Whether to allow failures when building tools
|
|
#missing-tools = false
|
|
|
|
# List of compression formats to use when generating dist tarballs. The list of
|
|
# formats is provided to rust-installer, which must support all of them.
|
|
#
|
|
# This list must be non-empty.
|
|
#compression-formats = ["gz", "xz"]
|
|
|
|
# How much time should be spent compressing the tarballs. The better the
|
|
# compression profile, the longer compression will take.
|
|
#
|
|
# Available options: fast, balanced, best
|
|
#compression-profile = "fast"
|