1. 1. What is rustc?
2. 2. Command-line Arguments
3. 1. 2.1. Print Options
   2. 2.2. Codegen Options
4. 3. Jobserver
5. 4. Lints
6. 1. 4.1. Lint Levels
   2. 4.2. Lint Groups
   3. 4.3. Lint Listing
   4. 1. 4.3.1. Allowed-by-default Lints
      2. 4.3.2. Warn-by-default Lints
      3. 4.3.3. Deny-by-default Lints
7. 5. JSON Output
8. 6. Tests
9. 7. Targets
10. 1. 7.1. Built-in Targets
    2. 7.2. Custom Targets
    3. 7.3. Known Issues
11. 8. Profile-guided Optimization
12. 9. Instrumentation-based Code Coverage
13. 10. Linker-plugin-based LTO
14. 11. Checking Conditional Configurations
15. 1. 11.1. Cargo Specifics
16. 12. Remap source paths
17. 13. Exploit Mitigations
18. 14. Symbol Mangling
19. 1. 14.1. v0 Symbol Format
20. 15. Contributing to rustc
23. 16. Platform Support
24. 1. 16.1. Target Tier Policy
    2. 16.2. Template for Target-specific Documentation
    3. 16.3. arm64ec-pc-windows-msvc
    4. 16.4. *-apple-darwin
    5. 1. 16.4.1. i686-apple-darwin
       2. 16.4.2. x86_64h-apple-darwin
       3. 16.4.3. arm64e-apple-darwin
    6. 16.5. *-apple-ios
    7. 1. 16.5.1. *-apple-ios-macabi
       2. 16.5.2. arm64e-apple-ios
    8. 16.6. *-apple-tvos
    9. 1. 16.6.1. arm64e-apple-tvos
    10. 16.7. *-apple-watchos
    11. 16.8. *-apple-visionos
    12. 16.9. aarch64-nintendo-switch-freestanding
    13. 16.10. aarch64-unknown-linux-musl
    14. 16.11. aarch64_be-unknown-none-softfloat
    15. 16.12. amdgcn-amd-amdhsa
    16. 16.13. armeb-unknown-linux-gnueabi
    17. 16.14. arm-none-eabi
    18. 1. 16.14.1. armv4t-none-eabi
        2. 16.14.2. armv5te-none-eabi
        3. 16.14.3. armv7r-none-eabi
        4. 16.14.4. armv8r-none-eabihf
        5. 16.14.5. thumbv6m-none-eabi
        6. 16.14.6. thumbv7em-none-eabi*
        7. 16.14.7. thumbv7m-none-eabi
        8. 16.14.8. thumbv8m.base-none-eabi
        9. 16.14.9. thumbv8m.main-none-eabi*
    19. 16.15. armv5te-unknown-linux-gnueabi
    20. 16.16. armv6k-nintendo-3ds
    21. 16.17. armv7-rtems-eabihf
    22. 16.18. armv7-sony-vita-newlibeabihf
    23. 16.19. armv7-unknown-linux-uclibceabi
    24. 16.20. armv7-unknown-linux-uclibceabihf
    25. 16.21. armv7a-vex-v5
    26. 16.22. *-android and *-androideabi
    27. 16.23. *-linux-ohos
    28. 16.24. *-hurd-gnu
    29. 16.25. aarch64-unknown-teeos
    30. 16.26. avr-none
    31. 16.27. *-espidf
    32. 16.28. *-unknown-fuchsia
    33. 16.29. *-unknown-trusty
    34. 16.30. *-kmc-solid_*
    35. 16.31. csky-unknown-linux-gnuabiv2*
    36. 16.32. hexagon-unknown-linux-musl
    37. 16.33. hexagon-unknown-none-elf
    38. 16.34. illumos
    39. 16.35. loongarch*-unknown-linux-*
    40. 16.36. loongarch*-unknown-none*
    41. 16.37. *-lynxos178-*
    42. 16.38. m68k-unknown-linux-gnu
    43. 16.39. m68k-unknown-none-elf
    44. 16.40. mips64-openwrt-linux-musl
    45. 16.41. mips64-unknown-linux-muslabi64
    46. 16.42. mipsel-sony-psx
    47. 16.43. mipsel-unknown-linux-gnu
    48. 16.44. mips*-mti-none-elf
    49. 16.45. mipsisa*r6*-unknown-linux-gnu*
    50. 16.46. nvptx64-nvidia-cuda
    51. 16.47. powerpc-unknown-openbsd
    52. 16.48. powerpc-unknown-linux-gnuspe
    53. 16.49. powerpc-unknown-linux-muslspe
    54. 16.50. powerpc64-ibm-aix
    55. 16.51. powerpc64-unknown-linux-musl
    56. 16.52. powerpc64le-unknown-linux-gnu
    57. 16.53. powerpc64le-unknown-linux-musl
    58. 16.54. riscv32e*-unknown-none-elf
    59. 16.55. riscv32i*-unknown-none-elf
    60. 16.56. riscv32im-risc0-zkvm-elf
    61. 16.57. riscv32imac-unknown-xous-elf
    62. 16.58. riscv64gc-unknown-linux-gnu
    63. 16.59. riscv64gc-unknown-linux-musl
    64. 16.60. s390x-unknown-linux-gnu
    65. 16.61. s390x-unknown-linux-musl
    66. 16.62. sparc-unknown-none-elf
    67. 16.63. solaris
    68. 16.64. *-nto-qnx-*
    69. 16.65. *-unikraft-linux-musl
    70. 16.66. *-unknown-hermit
    71. 16.67. *-unknown-freebsd
    72. 16.68. *-unknown-netbsd*
    73. 16.69. *-unknown-openbsd
    74. 16.70. *-unknown-redox
    75. 16.71. *-unknown-uefi
    76. 16.72. *-unknown-windows-msvc
    77. 16.73. *-uwp-windows-msvc
    78. 16.74. *-wrs-vxworks
    79. 16.75. wasm32-wasip1
    80. 16.76. wasm32-wasip1-threads
    81. 16.77. wasm32-wasip2
    82. 16.78. wasm32-wali-linux-musl
    83. 16.79. wasm32-unknown-emscripten
    84. 16.80. wasm32-unknown-unknown
    85. 16.81. wasm32v1-none
    86. 16.82. wasm64-unknown-unknown
    87. 16.83. windows-gnu
    88. 16.84. windows-gnullvm
    89. 16.85. *-win7-windows-gnu
    90. 16.86. *-win7-windows-msvc
    91. 16.87. x86_64-fortanix-unknown-sgx
    92. 16.88. x86_64-pc-cygwin
    93. 16.89. x86_64-unknown-linux-none
    94. 16.90. x86_64-unknown-none
    95. 16.91. xtensa-*-none-elf
    96. 16.92. *-nuttx-*
    97. 16.93. i386-lynx-lynxos178