The Rustc Book

• What is rustc?
• Command-line Arguments
  • Codegen Options
• Jobserver
• Lints
  • Lint Levels
  • Lint Groups
  • Lint Listing
    • Allowed-by-default Lints
    • Warn-by-default Lints
    • Deny-by-default Lints
• JSON Output
• Tests
• Platform Support
  • Target Tier Policy
  • Template for Target-specific Documentation
  • arm64ec-pc-windows-msvc
  • *-apple-darwin
    • i686-apple-darwin
    • x86_64h-apple-darwin
    • arm64e-apple-darwin
  • *-apple-ios
    • *-apple-ios-macabi
    • arm64e-apple-ios
  • *-apple-tvos
  • *-apple-watchos
  • *-apple-visionos
  • aarch64-nintendo-switch-freestanding
  • armeb-unknown-linux-gnueabi
  • arm-none-eabi
  • armv4t-none-eabi
  • armv5te-none-eabi
  • armv7r-none-eabi
  • armv8r-none-eabihf
  • armv6k-nintendo-3ds
  • armv7-sony-vita-newlibeabihf
  • armv7-unknown-linux-uclibceabi
  • armv7-unknown-linux-uclibceabihf
  • *-android and *-androideabi
  • *-linux-ohos
  • *-hurd-gnu
  • aarch64-unknown-teeos
  • *-esp-espidf
  • *-unknown-fuchsia
  • *-kmc-solid_*
  • csky-unknown-linux-gnuabiv2*
  • hexagon-unknown-linux-musl
  • hexagon-unknown-none-elf
  • loongarch*-unknown-linux-*
  • loongarch*-unknown-none*
  • m68k-unknown-linux-gnu
  • mips64-openwrt-linux-musl
  • mipsel-sony-psx
  • mipsisa*r6*-unknown-linux-gnu*
  • nvptx64-nvidia-cuda
  • powerpc64-ibm-aix
  • riscv32im-risc0-zkvm-elf
  • riscv32imac-unknown-xous-elf
  • riscv32*-unknown-none-elf
  • sparc-unknown-none-elf
  • thumbv6m-none-eabi
  • thumbv7m-none-eabi
  • thumbv7em-none-eabi*
  • thumbv8m.base-none-eabi
  • thumbv8m.main-none-eabi*
  • *-pc-windows-gnullvm
  • *-nto-qnx-*
  • *-unikraft-linux-musl
  • *-unknown-hermit
  • *-unknown-netbsd*
  • *-unknown-openbsd
  • *-unknown-uefi
  • wasm32-wasip1
  • wasm32-wasip1-threads
  • wasm32-wasip2
  • wasm64-unknown-unknown
  • *-win7-windows-msvc
  • x86_64-fortanix-unknown-sgx
  • x86_64-unknown-linux-none.md
  • x86_64-unknown-none
• Targets
  • Built-in Targets
  • Custom Targets
  • Known Issues
• Profile-guided Optimization
• Instrumentation-based Code Coverage
• Linker-plugin-based LTO
• Checking Conditional Configurations
  • Cargo Specifics
• Exploit Mitigations
• Symbol Mangling
  • v0 Symbol Format
• Contributing to rustc