• The Unstable Book
  • 1. Compiler flags
    • 1.1. linker_flavor
  • 2. Language features
    • 2.1. abi_msp430_interrupt
    • 2.2. abi_ptx
    • 2.3. abi_sysv64
    • 2.4. abi_unadjusted
    • 2.5. abi_vectorcall
    • 2.6. abi_x86_interrupt
    • 2.7. advanced_slice_patterns
    • 2.8. allocator
    • 2.9. allow_internal_unstable
    • 2.10. asm
    • 2.11. associated_consts
    • 2.12. associated_type_defaults
    • 2.13. attr_literals
    • 2.14. box_patterns
    • 2.15. box_syntax
    • 2.16. catch_expr
    • 2.17. cfg_target_feature
    • 2.18. cfg_target_has_atomic
    • 2.19. cfg_target_thread_local
    • 2.20. cfg_target_vendor
    • 2.21. closure_to_fn_coercion
    • 2.22. compiler_builtins
    • 2.23. concat_idents
    • 2.24. conservative_impl_trait
    • 2.25. const_fn
    • 2.26. const_indexing
    • 2.27. custom_attribute
    • 2.28. custom_derive
    • 2.29. default_type_parameter_fallback
    • 2.30. drop_types_in_const
    • 2.31. dropck_eyepatch
    • 2.32. dropck_parametricity
    • 2.33. exclusive_range_pattern
    • 2.34. fundamental
    • 2.35. generic_param_attrs
    • 2.36. global_asm
    • 2.37. i128_type
    • 2.38. inclusive_range_syntax
    • 2.39. intrinsics
    • 2.40. lang_items
    • 2.41. link_args
    • 2.42. link_cfg
    • 2.43. link_llvm_intrinsics
    • 2.44. linkage
    • 2.45. log_syntax
    • 2.46. loop_break_value
    • 2.47. macro_reexport
    • 2.48. macro_vis_matcher
    • 2.49. main
    • 2.50. naked_functions
    • 2.51. needs_allocator
    • 2.52. needs_panic_runtime
    • 2.53. never_type
    • 2.54. no_core
    • 2.55. no_debug
    • 2.56. non_ascii_idents
    • 2.57. omit_gdb_pretty_printer_section
    • 2.58. on_unimplemented
    • 2.59. optin_builtin_traits
    • 2.60. overlapping_marker_traits
    • 2.61. panic_runtime
    • 2.62. placement_in_syntax
    • 2.63. platform_intrinsics
    • 2.64. plugin
    • 2.65. plugin_registrar
    • 2.66. prelude_import
    • 2.67. proc_macro
    • 2.68. quote
    • 2.69. relaxed_adts
    • 2.70. repr_align
    • 2.71. repr_simd
    • 2.72. rustc_attrs
    • 2.73. rustc_diagnostic_macros
    • 2.74. rvalue_static_promotion
    • 2.75. sanitizer_runtime
    • 2.76. simd
    • 2.77. simd_ffi
    • 2.78. slice_patterns
    • 2.79. specialization
    • 2.80. staged_api
    • 2.81. start
    • 2.82. static_nobundle
    • 2.83. stmt_expr_attributes
    • 2.84. struct_field_attributes
    • 2.85. structural_match
    • 2.86. target_feature
    • 2.87. thread_local
    • 2.88. trace_macros
    • 2.89. type_ascription
    • 2.90. unboxed_closures
    • 2.91. untagged_unions
    • 2.92. unwind_attributes
    • 2.93. use_extern_macros
    • 2.94. used
  • 3. Library Features
    • 3.1. alloc_jemalloc
    • 3.2. alloc_system
    • 3.3. alloc
    • 3.4. as_c_str
    • 3.5. ascii_ctype
    • 3.6. box_heap
    • 3.7. c_void_variant
    • 3.8. char_escape_debug
    • 3.9. coerce_unsized
    • 3.10. collection_placement
    • 3.11. collections_range
    • 3.12. collections
    • 3.13. command_envs
    • 3.14. compiler_builtins_lib
    • 3.15. compiler_fences
    • 3.16. concat_idents_macro
    • 3.17. core_char_ext
    • 3.18. core_float
    • 3.19. core_intrinsics
    • 3.20. core_panic
    • 3.21. core_private_bignum
    • 3.22. core_private_diy_float
    • 3.23. core_slice_ext
    • 3.24. core_str_ext
    • 3.25. dec2flt
    • 3.26. decode_utf8
    • 3.27. derive_clone_copy
    • 3.28. derive_eq
    • 3.29. discriminant_value
    • 3.30. error_type_id
    • 3.31. exact_size_is_empty
    • 3.32. fd
    • 3.33. fd_read
    • 3.34. fixed_size_array
    • 3.35. float_bits_conv
    • 3.36. flt2dec
    • 3.37. fmt_flags_align
    • 3.38. fmt_internals
    • 3.39. fn_traits
    • 3.40. fnbox
    • 3.41. from_utf8_error_as_bytes
    • 3.42. fused
    • 3.43. future_atomic_orderings
    • 3.44. get_type_id
    • 3.45. heap_api
    • 3.46. i128
    • 3.47. inclusive_range
    • 3.48. integer_atomics
    • 3.49. into_boxed_c_str
    • 3.50. into_boxed_os_str
    • 3.51. into_boxed_path
    • 3.52. io_error_internals
    • 3.53. io
    • 3.54. ip
    • 3.55. iter_rfind
    • 3.56. libstd_io_internals
    • 3.57. libstd_sys_internals
    • 3.58. libstd_thread_internals
    • 3.59. linked_list_extras
    • 3.60. lookup_host
    • 3.61. manually_drop
    • 3.62. mpsc_select
    • 3.63. n16
    • 3.64. never_type_impls
    • 3.65. nonzero
    • 3.66. offset_to
    • 3.67. once_poison
    • 3.68. oom
    • 3.69. option_entry
    • 3.70. osstring_shrink_to_fit
    • 3.71. panic_abort
    • 3.72. panic_unwind
    • 3.73. pattern
    • 3.74. placement_in
    • 3.75. placement_new_protocol
    • 3.76. print
    • 3.77. proc_macro_internals
    • 3.78. question_mark_carrier
    • 3.79. rand
    • 3.80. range_contains
    • 3.81. raw
    • 3.82. reverse_cmp_key
    • 3.83. rt
    • 3.84. rustc_private
    • 3.85. sanitizer_runtime_lib
    • 3.86. set_stdio
    • 3.87. shared
    • 3.88. sip_hash_13
    • 3.89. slice_concat_ext
    • 3.90. slice_get_slice
    • 3.91. slice_rsplit
    • 3.92. sort_internals
    • 3.93. sort_unstable
    • 3.94. step_by
    • 3.95. step_trait
    • 3.96. str_checked_slicing
    • 3.97. str_escape
    • 3.98. str_internals
    • 3.99. str_mut_extras
    • 3.100. test
    • 3.101. thread_id
    • 3.102. thread_local_internals
    • 3.103. thread_local_state
    • 3.104. toowned_clone_into
    • 3.105. trusted_len
    • 3.106. try_from
    • 3.107. unicode
    • 3.108. unique
    • 3.109. unsize
    • 3.110. utf8_error_error_len
    • 3.111. vec_remove_item
    • 3.112. windows_c
    • 3.113. windows_handle
    • 3.114. windows_net
    • 3.115. windows_stdio