# [C/C++ Preprocessor Reference](c-cpp-preprocessor-reference.md)
## [Preprocessor](preprocessor.md)
### [Phases of Translation](phases-of-translation.md)
### [Preprocessor Directives](preprocessor-directives.md)
#### [#define Directive (C/C++)](hash-define-directive-c-cpp.md)
#### [#error Directive (C/C++)](hash-error-directive-c-cpp.md)
#### [#if, #elif, #else, and #endif Directives (C/C++)](hash-if-hash-elif-hash-else-and-hash-endif-directives-c-cpp.md)
#### [#ifdef and #ifndef Directives (C/C++)](hash-ifdef-and-hash-ifndef-directives-c-cpp.md)
#### [#import Directive (C++)](hash-import-directive-cpp.md)
##### [#import Attributes (C++)](hash-import-attributes-cpp.md)
###### [auto_rename](auto-rename.md)
###### [auto_search](auto-search.md)
###### [embedded_idl](embedded-idl.md)
###### [exclude (#import)](exclude-hash-import.md)
###### [high_method_prefix](high-method-prefix.md)
###### [high_property_prefixes](high-property-prefixes.md)
###### [implementation_only](implementation-only.md)
###### [include()](include-parens.md)
###### [inject_statement](inject-statement.md)
###### [named_guids](named-guids.md)
###### [no_auto_exclude](no-auto-exclude.md)
###### [no_dual_interfaces](no-dual-interfaces.md)
###### [no_implementation](no-implementation.md)
###### [no_namespace](no-namespace.md)
###### [no_registry](no-registry.md)
###### [no_search_namespace](no-search-namespace.md)
###### [no_smart_pointers](no-smart-pointers.md)
###### [raw_dispinterfaces](raw-dispinterfaces.md)
###### [raw_interfaces_only](raw-interfaces-only.md)
###### [raw_method_prefix](raw-method-prefix.md)
###### [raw_native_types](raw-native-types.md)
###### [raw_property_prefixes](raw-property-prefixes.md)
###### [rename (#import)](rename-hash-import.md)
###### [rename_namespace](rename-namespace.md)
###### [rename_search_namespace](rename-search-namespace.md)
###### [tlbid](tlbid.md)
#### [#include Directive (C/C++)](hash-include-directive-c-cpp.md)
#### [#line Directive (C/C++)](hash-line-directive-c-cpp.md)
#### [Null Directive](null-directive.md)
#### [#undef Directive (C/C++)](hash-undef-directive-c-cpp.md)
#### [#using Directive (C++)](hash-using-directive-cpp.md)
### [Preprocessor Operators](preprocessor-operators.md)
#### [Stringizing Operator (#)](stringizing-operator-hash.md)
#### [Charizing Operator (#@)](charizing-operator-hash-at.md)
#### [Token-Pasting Operator (##)](token-pasting-operator-hash-hash.md)
### [Macros (C/C++)](macros-c-cpp.md)
#### [Macros and C++](macros-and-cpp.md)
#### [Variadic Macros](variadic-macros.md)
#### [Predefined Macros](predefined-macros.md)
## [Grammar Summary (C/C++)](grammar-summary-c-cpp.md)
### [Definitions for the Grammar Summary](definitions-for-the-grammar-summary.md)
### [Conventions](conventions.md)
### [Preprocessor Grammar](preprocessor-grammar.md)
## [Pragma Directives and the __Pragma Keyword](pragma-directives-and-the-pragma-keyword.md)
### [alloc_text](alloc-text.md)
### [auto_inline](auto-inline.md)
### [bss_seg](bss-seg.md)
### [check_stack](check-stack.md)
### [code_seg](code-seg.md)
### [comment (C/C++)](comment-c-cpp.md)
### [component](component.md)
### [conform](conform.md)
### [const_seg](const-seg.md)
### [data_seg](data-seg.md)
### [deprecated (C/C++)](deprecated-c-cpp.md)
### [detect_mismatch](detect-mismatch.md)
### [execution_character_set](execution-character-set.md)
### [fenv_access](fenv-access.md)
### [float_control](float-control.md)
### [fp_contract](fp-contract.md)
### [function (C/C++)](function-c-cpp.md)
### [hdrstop](hdrstop.md)
### [include_alias](include-alias.md)
### [init_seg](init-seg.md)
### [inline_depth](inline-depth.md)
### [inline_recursion](inline-recursion.md)
### [intrinsic](intrinsic.md)
### [loop](loop.md)
### [make_public](make-public.md)
### [managed, unmanaged](managed-unmanaged.md)
### [message](message.md)
### [omp](omp.md)
### [once](once.md)
### [optimize](optimize.md)
### [pack](pack.md)
### [pointers_to_members](pointers-to-members.md)
### [pop_macro](pop-macro.md)
### [push_macro](push-macro.md)
### [region, endregion](region-endregion.md)
### [runtime_checks](runtime-checks.md)
### [section](section.md)
### [setlocale](setlocale.md)
### [strict_gs_check](strict-gs-check.md)
### [vtordisp](vtordisp.md)
### [warning](warning.md)
#### [Compiler Warnings That Are Off by Default](compiler-warnings-that-are-off-by-default.md)