156 changes: 101 additions & 55 deletions clang/docs/DiagnosticsReference.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -1636,7 +1636,7 @@ Synonym for `-Wc++17-compat-mangling`_.
Synonym for `-Wc++17-extensions`_.


-Wc++2a-compat
-Wc++20-compat
--------------
Some of the diagnostics controlled by this flag are enabled by default.

Expand All @@ -1651,32 +1651,32 @@ Some of the diagnostics controlled by this flag are enabled by default.
+------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`aggregate initialization of type` |nbsp| :placeholder:`A` |nbsp| :diagtext:`with user-declared constructors is incompatible with C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`aggregate initialization of type` |nbsp| :placeholder:`A` |nbsp| :diagtext:`with user-declared constructors is incompatible with C++20`|
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

+------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`this expression will be parsed as explicit(bool) in C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`this expression will be parsed as explicit(bool) in C++20`|
+------------------------------------------------------------------------------------------------+

+------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`'<=>' is a single token in C++2a; add a space to avoid a change in behavior`|
|:warning:`warning:` |nbsp| :diagtext:`'<=>' is a single token in C++20; add a space to avoid a change in behavior`|
+------------------------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`type of UTF-8 string literal will change from array of const char to array of const char8\_t in C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`type of UTF-8 string literal will change from array of const char to array of const char8\_t in C++20`|
+--------------------------------------------------------------------------------------------------------------------------------------------+

+-------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`'`:placeholder:`A`:diagtext:`' is a keyword in C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`'`:placeholder:`A`:diagtext:`' is a keyword in C++20`|
+-------------------------------------------------------------------------------------------+


-Wc++2a-compat-pedantic
-Wc++20-compat-pedantic
-----------------------
Synonym for `-Wc++2a-compat`_.
Synonym for `-Wc++20-compat`_.


-Wc++2a-designator
-Wc++20-designator
------------------
**Diagnostic text:**

Expand All @@ -1685,24 +1685,24 @@ Synonym for `-Wc++2a-compat`_.
+------------------------------------------------------------------------------------+


-Wc++2a-extensions
-Wc++20-extensions
------------------
Some of the diagnostics controlled by this flag are enabled by default.

Also controls `-Wc++2a-designator`_.
Also controls `-Wc++20-designator`_.

**Diagnostic text:**

+---------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of function template name with no prior declaration in function call with explicit template arguments is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`use of function template name with no prior declaration in function call with explicit template arguments is a C++20 extension`|
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------+

+----------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`default member initializer for bit-field is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`default member initializer for bit-field is a C++20 extension`|
+----------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------+-------------------------+----------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of this statement in a constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`use of this statement in a constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is a C++20 extension`|
| ||:diagtext:`function` || |
| |+-----------------------+| |
| ||:diagtext:`constructor`|| |
Expand All @@ -1714,7 +1714,7 @@ Also controls `-Wc++2a-designator`_.
+----------------------------------------------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+-------------------------+----------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`function try block in constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`function try block in constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is a C++20 extension`|
| ||:diagtext:`function` || |
| |+-----------------------+| |
| ||:diagtext:`constructor`|| |
Expand All @@ -1734,11 +1734,11 @@ Also controls `-Wc++2a-designator`_.
+---------------------------------------------------------------------------------------------------------------------------+

+---------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of the` |nbsp| :placeholder:`A` |nbsp| :diagtext:`attribute is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`use of the` |nbsp| :placeholder:`A` |nbsp| :diagtext:`attribute is a C++20 extension`|
+---------------------------------------------------------------------------------------------------------------------------+

+---------------------------------------------------------------------------------+--------------------------------------------------------------+----------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`decomposition declaration declared` |nbsp| |+------------------------------------------------------------+| |nbsp| :diagtext:`is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`decomposition declaration declared` |nbsp| |+------------------------------------------------------------+| |nbsp| :diagtext:`is a C++20 extension`|
| ||+------------------------------------------+ || |
| |||:diagtext:`'`:placeholder:`B`:diagtext:`'`| || |
| ||+------------------------------------------+ || |
Expand All @@ -1754,48 +1754,63 @@ Also controls `-Wc++2a-designator`_.
+-------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicit capture of 'this' with a capture default of '=' is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`explicit capture of 'this' with a capture default of '=' is a C++20 extension`|
+--------------------------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicit(bool) is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`explicit(bool) is a C++20 extension`|
+--------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`range-based for loop initialization statements are a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`range-based for loop initialization statements are a C++20 extension`|
+-----------------------------------------------------------------------------------------------------------+

+---------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`initialized lambda pack captures are a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`initialized lambda pack captures are a C++20 extension`|
+---------------------------------------------------------------------------------------------+

+----------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`inline nested namespace definition is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`inline nested namespace definition is a C++20 extension`|
+----------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicit template parameter list for lambdas is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`explicit template parameter list for lambdas is a C++20 extension`|
+--------------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`invoking a pointer to a 'const &' member function on an rvalue is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`invoking a pointer to a 'const &' member function on an rvalue is a C++20 extension`|
+--------------------------------------------------------------------------------------------------------------------------+


-Wc++2a-compat
--------------
Synonym for `-Wc++20-compat`_.


-Wc++2a-compat-pedantic
-----------------------
Synonym for `-Wc++20-compat-pedantic`_.


-Wc++2a-extensions
------------------
Synonym for `-Wc++20-extensions`_.


-Wc++98-c++11-c++14-c++17-compat
--------------------------------
**Diagnostic text:**

+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of function template name with no prior function template declaration in function call with explicit template arguments is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`use of function template name with no prior function template declaration in function call with explicit template arguments is incompatible with C++ standards before C++20`|
+------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

+-------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`default member initializer for bit-field is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`default member initializer for bit-field is incompatible with C++ standards before C++20`|
+-------------------------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------+-------------------------+-------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of this statement in a constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`use of this statement in a constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is incompatible with C++ standards before C++20`|
| ||:diagtext:`function` || |
| |+-----------------------+| |
| ||:diagtext:`constructor`|| |
Expand All @@ -1807,7 +1822,7 @@ Also controls `-Wc++2a-designator`_.
+-------------------------------------------------------------------------------------------------------------------------------------------------+

+------------------------------------------------------------------------------+-------------------------+-------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`function try block in constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`function try block in constexpr` |nbsp| |+-----------------------+| |nbsp| :diagtext:`is incompatible with C++ standards before C++20`|
| ||:diagtext:`function` || |
| |+-----------------------+| |
| ||:diagtext:`constructor`|| |
Expand All @@ -1827,11 +1842,11 @@ Also controls `-Wc++2a-designator`_.
+------------------------------------------------------------------------------------------------------------------------------------------------------+

+-------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`virtual constexpr functions are incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`virtual constexpr functions are incompatible with C++ standards before C++20`|
+-------------------------------------------------------------------------------------------------------------------+

+---------------------------------------------------------------------------------+--------------------------------------------------------------+-------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`decomposition declaration declared` |nbsp| |+------------------------------------------------------------+| |nbsp| :diagtext:`is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`decomposition declaration declared` |nbsp| |+------------------------------------------------------------+| |nbsp| :diagtext:`is incompatible with C++ standards before C++20`|
| ||+------------------------------------------+ || |
| |||:diagtext:`'`:placeholder:`B`:diagtext:`'`| || |
| ||+------------------------------------------+ || |
Expand All @@ -1847,7 +1862,7 @@ Also controls `-Wc++2a-designator`_.
+----------------------------------------------------------------------------------------------------------------------+

+-------------------------------------------------------------------------+--------------------------------------+----------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicitly defaulting this` |nbsp| |+------------------------------------+| |nbsp| :diagtext:`with a type different from the implicit type is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`explicitly defaulting this` |nbsp| |+------------------------------------+| |nbsp| :diagtext:`with a type different from the implicit type is incompatible with C++ standards before C++20`|
| ||:diagtext:`default constructor` || |
| |+------------------------------------+| |
| ||:diagtext:`copy constructor` || |
Expand All @@ -1863,39 +1878,39 @@ Also controls `-Wc++2a-designator`_.
+-------------------------------------------------------------------------+--------------------------------------+----------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicit capture of 'this' with a capture default of '=' is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`explicit capture of 'this' with a capture default of '=' is incompatible with C++ standards before C++20`|
+-----------------------------------------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicit(bool) is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`explicit(bool) is incompatible with C++ standards before C++20`|
+-----------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`range-based for loop initialization statements are incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`range-based for loop initialization statements are incompatible with C++ standards before C++20`|
+--------------------------------------------------------------------------------------------------------------------------------------+

+------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`initialized lambda capture packs are incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`initialized lambda capture packs are incompatible with C++ standards before C++20`|
+------------------------------------------------------------------------------------------------------------------------+

+-------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`inline nested namespace definition is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`inline nested namespace definition is incompatible with C++ standards before C++20`|
+-------------------------------------------------------------------------------------------------------------------------+

+---------------------------+----------------------------------+-----------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| |+--------------------------------+| |nbsp| :diagtext:`of lambda is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| |+--------------------------------+| |nbsp| :diagtext:`of lambda is incompatible with C++ standards before C++20`|
| ||:diagtext:`default construction`|| |
| |+--------------------------------+| |
| ||:diagtext:`assignment` || |
| |+--------------------------------+| |
+---------------------------+----------------------------------+-----------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`explicit template parameter list for lambdas is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`explicit template parameter list for lambdas is incompatible with C++ standards before C++20`|
+-----------------------------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`'<=>' operator is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`'<=>' operator is incompatible with C++ standards before C++20`|
+-----------------------------------------------------------------------------------------------------+

+----------------------------------------------------------------------------------------------------------------+
Expand All @@ -1914,7 +1929,7 @@ Also controls `-Wc++98-c++11-c++14-c++17-compat`_.
+---------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`invoking a pointer to a 'const &' member function on an rvalue is incompatible with C++ standards before C++2a`|
|:warning:`warning:` |nbsp| :diagtext:`invoking a pointer to a 'const &' member function on an rvalue is incompatible with C++ standards before C++20`|
+-----------------------------------------------------------------------------------------------------------------------------------------------------+


Expand Down Expand Up @@ -2535,7 +2550,7 @@ Some of the diagnostics controlled by this flag are enabled by default.
----------------
Some of the diagnostics controlled by this flag are enabled by default.

Also controls `-Wc++2a-designator`_.
Also controls `-Wc++20-designator`_.

**Diagnostic text:**

Expand Down Expand Up @@ -2828,7 +2843,7 @@ This diagnostic is enabled by default.
**Diagnostic text:**

+---------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`ISO C++2a does not permit the 'bool' keyword after 'concept'`|
|:warning:`warning:` |nbsp| :diagtext:`ISO C++20 does not permit the 'bool' keyword after 'concept'`|
+---------------------------------------------------------------------------------------------------+


Expand Down Expand Up @@ -3402,7 +3417,7 @@ Also controls `-Wdeprecated-anon-enum-enum-conversion`_, `-Wdeprecated-array-com
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------+

+----------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`-fconcepts-ts is deprecated - use '-std=c++2a' for Concepts support`|
|:warning:`warning:` |nbsp| :diagtext:`-fconcepts-ts is deprecated - use '-std=c++20' for Concepts support`|
+----------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------------------------------------------------------+
Expand Down Expand Up @@ -6550,6 +6565,14 @@ This diagnostic is enabled by default.
| |+--------------------------------------------------------------+| |
+---------------------------+----------------------------------------------------------------+---------------------------------------+

+---------------------------+-------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| |+-----------------------------+| |nbsp| :diagtext:`from` |nbsp| :placeholder:`B` |nbsp| :diagtext:`to` |nbsp| :placeholder:`C` |nbsp| :diagtext:`changes address space of nested pointers`|
| ||:diagtext:`reinterpret\_cast`|| |
| |+-----------------------------+| |
| ||:diagtext:`C-style cast` || |
| |+-----------------------------+| |
+---------------------------+-------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------+


-Wincompatible-property-type
----------------------------
Expand Down Expand Up @@ -7684,6 +7707,8 @@ This diagnostic is enabled by default.
--------------------
This diagnostic is enabled by default.

Also controls `-Wmicrosoft-template-shadow`_.

**Diagnostic text:**

+------------------------------------------------------------------------------------------------------------------------------------------------------+
Expand Down Expand Up @@ -7732,15 +7757,22 @@ This diagnostic is enabled by default.
|:warning:`warning:` |nbsp| :diagtext:`'static' can only be specified inside the class definition`|
+-------------------------------------------------------------------------------------------------+

+---------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`declaration of` |nbsp| :placeholder:`A` |nbsp| :diagtext:`shadows template parameter`|
+---------------------------------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of undeclared identifier` |nbsp| :placeholder:`A`:diagtext:`; unqualified lookup into dependent bases of class template` |nbsp| :placeholder:`B` |nbsp| :diagtext:`is a Microsoft extension`|
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+


-Wmicrosoft-template-shadow
---------------------------
This diagnostic is enabled by default.

**Diagnostic text:**

+---------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`declaration of` |nbsp| :placeholder:`A` |nbsp| :diagtext:`shadows template parameter`|
+---------------------------------------------------------------------------------------------------------------------------+


-Wmicrosoft-union-member-reference
----------------------------------
This diagnostic is enabled by default.
Expand Down Expand Up @@ -8142,7 +8174,7 @@ This diagnostic is an error by default, but the flag ``-Wno-modules-import-neste
------
Some of the diagnostics controlled by this flag are enabled by default.

Controls `-Wcast-of-sel-type`_, `-Wchar-subscripts`_, `-Wcomment`_, `-Wdelete-non-virtual-dtor`_, `-Wextern-c-compat`_, `-Wformat`_, `-Wimplicit`_, `-Winfinite-recursion`_, `-Wint-in-bool-context`_, `-Wloop-analysis`_, `-Wmismatched-tags`_, `-Wmissing-braces`_, `-Wmove`_, `-Wmultichar`_, `-Wobjc-designated-initializers`_, `-Wobjc-flexible-array`_, `-Wobjc-missing-super-calls`_, `-Woverloaded-virtual`_, `-Wprivate-extern`_, `-Wreorder`_, `-Wreturn-type`_, `-Wself-assign`_, `-Wself-move`_, `-Wsizeof-array-argument`_, `-Wsizeof-array-decay`_, `-Wstring-plus-int`_, `-Wtautological-compare`_, `-Wtrigraphs`_, `-Wuninitialized`_, `-Wunknown-pragmas`_, `-Wunused`_, `-Wuser-defined-warnings`_, `-Wvolatile-register-var`_.
Controls `-Wcast-of-sel-type`_, `-Wchar-subscripts`_, `-Wcomment`_, `-Wdelete-non-virtual-dtor`_, `-Wextern-c-compat`_, `-Wfor-loop-analysis`_, `-Wformat`_, `-Wimplicit`_, `-Winfinite-recursion`_, `-Wint-in-bool-context`_, `-Wmismatched-tags`_, `-Wmissing-braces`_, `-Wmove`_, `-Wmultichar`_, `-Wobjc-designated-initializers`_, `-Wobjc-flexible-array`_, `-Wobjc-missing-super-calls`_, `-Woverloaded-virtual`_, `-Wprivate-extern`_, `-Wrange-loop-construct`_, `-Wreorder`_, `-Wreturn-type`_, `-Wself-assign`_, `-Wself-move`_, `-Wsizeof-array-argument`_, `-Wsizeof-array-decay`_, `-Wstring-plus-int`_, `-Wtautological-compare`_, `-Wtrigraphs`_, `-Wuninitialized`_, `-Wunknown-pragmas`_, `-Wunused`_, `-Wuser-defined-warnings`_, `-Wvolatile-register-var`_.


-Wmove
Expand Down Expand Up @@ -9691,7 +9723,7 @@ This diagnostic is enabled by default.

-Wpedantic
----------
Also controls `-Wc++11-extra-semi`_, `-Wc++11-long-long`_, `-Wc++14-binary-literal`_, `-Wc++2a-designator`_, `-Wc11-extensions`_, `-Wcomplex-component-init`_, `-Wdeclaration-after-statement`_, `-Wdollar-in-identifier-extension`_, `-Wembedded-directive`_, `-Wempty-translation-unit`_, `-Wfixed-enum-extension`_, `-Wflexible-array-extensions`_, `-Wfour-char-constants`_, `-Wgnu-anonymous-struct`_, `-Wgnu-auto-type`_, `-Wgnu-binary-literal`_, `-Wgnu-case-range`_, `-Wgnu-complex-integer`_, `-Wgnu-compound-literal-initializer`_, `-Wgnu-conditional-omitted-operand`_, `-Wgnu-empty-initializer`_, `-Wgnu-empty-struct`_, `-Wgnu-flexible-array-initializer`_, `-Wgnu-flexible-array-union-member`_, `-Wgnu-folding-constant`_, `-Wgnu-imaginary-constant`_, `-Wgnu-include-next`_, `-Wgnu-label-as-value`_, `-Wgnu-redeclared-enum`_, `-Wgnu-statement-expression`_, `-Wgnu-union-cast`_, `-Wgnu-zero-line-directive`_, `-Wgnu-zero-variadic-macro-arguments`_, `-Wimport-preprocessor-directive-pedantic`_, `-Wkeyword-macro`_, `-Wlanguage-extension-token`_, `-Wlong-long`_, `-Wmicrosoft-charize`_, `-Wmicrosoft-comment-paste`_, `-Wmicrosoft-cpp-macro`_, `-Wmicrosoft-end-of-file`_, `-Wmicrosoft-enum-value`_, `-Wmicrosoft-fixed-enum`_, `-Wmicrosoft-flexible-array`_, `-Wmicrosoft-redeclare-static`_, `-Wnested-anon-types`_, `-Wnullability-extension`_, `-Woverlength-strings`_, `-Wretained-language-linkage`_, `-Wundefined-internal-type`_, `-Wvla-extension`_, `-Wzero-length-array`_.
Also controls `-Wc++11-extra-semi`_, `-Wc++11-long-long`_, `-Wc++14-binary-literal`_, `-Wc++20-designator`_, `-Wc11-extensions`_, `-Wcomplex-component-init`_, `-Wdeclaration-after-statement`_, `-Wdollar-in-identifier-extension`_, `-Wembedded-directive`_, `-Wempty-translation-unit`_, `-Wfixed-enum-extension`_, `-Wflexible-array-extensions`_, `-Wfour-char-constants`_, `-Wgnu-anonymous-struct`_, `-Wgnu-auto-type`_, `-Wgnu-binary-literal`_, `-Wgnu-case-range`_, `-Wgnu-complex-integer`_, `-Wgnu-compound-literal-initializer`_, `-Wgnu-conditional-omitted-operand`_, `-Wgnu-empty-initializer`_, `-Wgnu-empty-struct`_, `-Wgnu-flexible-array-initializer`_, `-Wgnu-flexible-array-union-member`_, `-Wgnu-folding-constant`_, `-Wgnu-imaginary-constant`_, `-Wgnu-include-next`_, `-Wgnu-label-as-value`_, `-Wgnu-redeclared-enum`_, `-Wgnu-statement-expression`_, `-Wgnu-union-cast`_, `-Wgnu-zero-line-directive`_, `-Wgnu-zero-variadic-macro-arguments`_, `-Wimport-preprocessor-directive-pedantic`_, `-Wkeyword-macro`_, `-Wlanguage-extension-token`_, `-Wlong-long`_, `-Wmicrosoft-charize`_, `-Wmicrosoft-comment-paste`_, `-Wmicrosoft-cpp-macro`_, `-Wmicrosoft-end-of-file`_, `-Wmicrosoft-enum-value`_, `-Wmicrosoft-fixed-enum`_, `-Wmicrosoft-flexible-array`_, `-Wmicrosoft-redeclare-static`_, `-Wnested-anon-types`_, `-Wnullability-extension`_, `-Woverlength-strings`_, `-Wretained-language-linkage`_, `-Wundefined-internal-type`_, `-Wvla-extension`_, `-Wzero-length-array`_.

**Diagnostic text:**

Expand Down Expand Up @@ -9768,7 +9800,7 @@ Also controls `-Wc++11-extra-semi`_, `-Wc++11-long-long`_, `-Wc++14-binary-liter
+--------------------------------------------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`invoking a pointer to a 'const &' member function on an rvalue is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`invoking a pointer to a 'const &' member function on an rvalue is a C++20 extension`|
+--------------------------------------------------------------------------------------------------------------------------+

+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
Expand Down Expand Up @@ -9936,7 +9968,7 @@ Also controls `-Wc++11-extra-semi`_, `-Wc++11-long-long`_, `-Wc++14-binary-liter
+---------------------------------------------------------------------------------------------------------------------------+

+---------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`use of the` |nbsp| :placeholder:`A` |nbsp| :diagtext:`attribute is a C++2a extension`|
|:warning:`warning:` |nbsp| :diagtext:`use of the` |nbsp| :placeholder:`A` |nbsp| :diagtext:`attribute is a C++20 extension`|
+---------------------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------+--------------------+---------------------------------------------+
Expand Down Expand Up @@ -10569,6 +10601,20 @@ This diagnostic is enabled by default.

-Wrange-loop-analysis
---------------------
Controls `-Wrange-loop-bind-reference`_, `-Wrange-loop-construct`_.


-Wrange-loop-bind-reference
---------------------------
**Diagnostic text:**

+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`loop variable` |nbsp| :placeholder:`A` |nbsp| :diagtext:`is always a copy because the range of type` |nbsp| :placeholder:`B` |nbsp| :diagtext:`does not return a reference`|
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+


-Wrange-loop-construct
----------------------
**Diagnostic text:**

+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
Expand All @@ -10579,10 +10625,6 @@ This diagnostic is enabled by default.
|:warning:`warning:` |nbsp| :diagtext:`loop variable` |nbsp| :placeholder:`A` |nbsp| :diagtext:`of type` |nbsp| :placeholder:`B` |nbsp| :diagtext:`creates a copy from type` |nbsp| :placeholder:`C`|
+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`loop variable` |nbsp| :placeholder:`A` |nbsp| :diagtext:`is always a copy because the range of type` |nbsp| :placeholder:`B` |nbsp| :diagtext:`does not return a reference`|
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+


-Wreadonly-iboutlet-property
----------------------------
Expand Down Expand Up @@ -13138,6 +13180,10 @@ This diagnostic is enabled by default.
|:warning:`warning:` |nbsp| :diagtext:`the flag '`:placeholder:`A`:diagtext:`' has been deprecated and will be ignored`|
+----------------------------------------------------------------------------------------------------------------------+

+--------------------------------------------------------------------------------------+
|:warning:`warning:` |nbsp| :diagtext:`ignoring -fdiscard-value-names for LLVM Bitcode`|
+--------------------------------------------------------------------------------------+


-Wunused-comparison
-------------------
Expand Down
153 changes: 101 additions & 52 deletions clang/docs/UsersManual.rst
View file
Original file line number Diff line number Diff line change
Expand Up @@ -3297,59 +3297,58 @@ Execute ``clang-cl /?`` to see a list of supported options:
CL.EXE COMPATIBILITY OPTIONS:
/? Display available options
/arch:<value> Set architecture for code generation
/Brepro- Emit an object file which cannot be reproduced over time
/Brepro Emit an object file which can be reproduced over time
/Brepro- Write current time into COFF output (default)
/Brepro Do not write current time into COFF output (breaks link.exe /incremental)
/clang:<arg> Pass <arg> to the clang driver
/C Don't discard comments when preprocessing
/C Do not discard comments when preprocessing
/c Compile only
/d1PP Retain macro definitions in /E mode
/d1reportAllClassLayout Dump record layout information
/diagnostics:caret Enable caret and column diagnostics (on by default)
/diagnostics:caret Enable caret and column diagnostics (default)
/diagnostics:classic Disable column and caret diagnostics
/diagnostics:column Disable caret diagnostics but keep column info
/D <macro[=value]> Define macro
/EH<value> Exception handling model
/EH<value> Set exception handling model
/EP Disable linemarker output and preprocess to stdout
/execution-charset:<value>
Runtime encoding, supports only UTF-8
Set runtime encoding, supports only UTF-8
/E Preprocess to stdout
/fallback Fall back to cl.exe if clang-cl fails to compile
/FA Output assembly code file during compilation
/Fa<file or directory> Output assembly code to this file during compilation (with /FA)
/Fe<file or directory> Set output executable file or directory (ends in / or \)
/Fa<file or dir/> Set assembly output file name (with /FA)
/Fe<file or dir/> Set output executable file name
/FI <value> Include file before parsing
/Fi<file> Set preprocess output file name (with /P)
/Fo<file or directory> Set output object file, or directory (ends in / or \) (with /c)
/Fo<file or dir/> Set output object file (with /c)
/fp:except-
/fp:except
/fp:fast
/fp:precise
/fp:strict
/Fp<filename> Set pch filename (with /Yc and /Yu)
/Fp<file> Set pch file name (with /Yc and /Yu)
/GA Assume thread-local variables are defined in the executable
/Gd Set __cdecl as a default calling convention
/GF- Disable string pooling
/GF Enable string pooling (default)
/GR- Disable emission of RTTI data
/GR- Do not emit RTTI data
/Gregcall Set __regcall as a default calling convention
/GR Enable emission of RTTI data
/GR Emit RTTI data (default)
/Gr Set __fastcall as a default calling convention
/GS- Disable buffer security check
/GS Enable buffer security check (default)
/Gs Use stack probes (default)
/Gs<value> Set stack probe size (default 4096)
/guard:<value> Enable Control Flow Guard with /guard:cf,
or only the table with /guard:cf,nochecks
/guard:<value> Enable Control Flow Guard with /guard:cf, or only the table with /guard:cf,nochecks
/Gv Set __vectorcall as a default calling convention
/Gw- Don't put each data item in its own section
/Gw- Do not put each data item in its own section (default)
/Gw Put each data item in its own section
/GX- Disable exception handling
/GX Enable exception handling
/Gy- Don't put each function in its own section (default)
/GX- Deprecated (like not passing /EH)
/GX Deprecated; use /EHsc
/Gy- Do not put each function in its own section (default)
/Gy Put each function in its own section
/Gz Set __stdcall as a default calling convention
/help Display available options
/imsvc <dir> Add directory to system include search path, as if part of %INCLUDE%
/imsvc <dir> Add <dir> to system include search path, as if in %INCLUDE%
/I <dir> Add directory to include search path
/J Make char type unsigned
/LDd Create debug DLL
Expand All @@ -3359,35 +3358,37 @@ Execute ``clang-cl /?`` to see a list of supported options:
/MD Use DLL run-time
/MTd Use static debug run-time
/MT Use static run-time
/O0 Disable optimization
/O1 Optimize for size (same as /Og /Os /Oy /Ob2 /GF /Gy)
/O2 Optimize for speed (same as /Og /Oi /Ot /Oy /Ob2 /GF /Gy)
/O1 Optimize for size (like /Og /Os /Oy /Ob2 /GF /Gy)
/O2 Optimize for speed (like /Og /Oi /Ot /Oy /Ob2 /GF /Gy)
/Ob0 Disable function inlining
/Ob1 Only inline functions which are (explicitly or implicitly) marked inline
/Ob1 Only inline functions explicitly or implicitly marked inline
/Ob2 Inline functions as deemed beneficial by the compiler
/Od Disable optimization
/Og No effect
/Oi- Disable use of builtin functions
/Oi Enable use of builtin functions
/openmp- Disable OpenMP support
/openmp:experimental Enable OpenMP support with experimental SIMD support
/openmp Enable OpenMP support
/Os Optimize for size
/Ot Optimize for speed
/Ox Deprecated (same as /Og /Oi /Ot /Oy /Ob2); use /O2 instead
/Ox Deprecated (like /Og /Oi /Ot /Oy /Ob2); use /O2
/Oy- Disable frame pointer omission (x86 only, default)
/Oy Enable frame pointer omission (x86 only)
/O<flags> Set multiple /O flags at once; e.g. '/O2y-' for '/O2 /Oy-'
/o <file or directory> Set output file or directory (ends in / or \)
/o <file or dir/> Deprecated (set output file name); use /Fe or /Fe
/P Preprocess to file
/Qvec- Disable the loop vectorization passes
/Qvec Enable the loop vectorization passes
/showFilenames- Don't print the name of each compiled file (default)
/showFilenames- Do not print the name of each compiled file (default)
/showFilenames Print the name of each compiled file
/showIncludes Print info about included files to stderr
/source-charset:<value> Source encoding, supports only UTF-8
/std:<value> Language standard to compile for
/source-charset:<value> Set source encoding, supports only UTF-8
/std:<value> Set C++ version (c++14,c++17,c++latest)
/TC Treat all source files as C
/Tc <filename> Specify a C source file
/Tc <file> Treat <file> as C source file
/TP Treat all source files as C++
/Tp <filename> Specify a C++ source file
/Tp <file> Treat <file> as C++ source file
/utf-8 Set source and runtime encoding to UTF-8 (default)
/U <macro> Undefine macro
/vd<value> Control vtordisp placement
Expand All @@ -3404,17 +3405,19 @@ Execute ``clang-cl /?`` to see a list of supported options:
/W3 Enable -Wall
/W4 Enable -Wall and -Wextra
/Wall Enable -Weverything
/WX- Do not treat warnings as errors
/WX- Do not treat warnings as errors (default)
/WX Treat warnings as errors
/w Disable all warnings
/X Don't add %INCLUDE% to the include search path
/X Do not add %INCLUDE% to include search path
/Y- Disable precompiled headers, overrides /Yc and /Yu
/Yc<filename> Generate a pch file for all code up to and including <filename>
/Yu<filename> Load a pch file and use it instead of all code up to and including <filename>
/Z7 Enable CodeView debug information in object files
/Zc:char8_t Enable C++2a char8_t type
/Zc:char8_t- Disable C++2a char8_t type
/Zc:dllexportInlines- Don't dllexport/dllimport inline member functions of dllexport/import classes
/Zc:alignedNew- Disable C++17 aligned allocation functions
/Zc:alignedNew Enable C++17 aligned allocation functions
/Zc:char8_t- Disable char8_t from c++2a
/Zc:char8_t Enable char8_t from C++2a
/Zc:dllexportInlines- Do not dllexport/dllimport inline member functions of dllexport/import classes
/Zc:dllexportInlines dllexport/dllimport inline member functions of dllexport/import classes (default)
/Zc:sizedDealloc- Disable C++14 sized global deallocation functions
/Zc:sizedDealloc Enable C++14 sized global deallocation functions
Expand All @@ -3423,18 +3426,21 @@ Execute ``clang-cl /?`` to see a list of supported options:
/Zc:threadSafeInit Enable thread-safe initialization of static variables
/Zc:trigraphs- Disable trigraphs (default)
/Zc:trigraphs Enable trigraphs
/Zc:twoPhase- Disable two-phase name lookup in templates
/Zc:twoPhase- Disable two-phase name lookup in templates (default)
/Zc:twoPhase Enable two-phase name lookup in templates
/Zd Emit debug line number tables only
/Zi Alias for /Z7. Does not produce PDBs.
/Zl Don't mention any default libraries in the object file
/Zp Set the default maximum struct packing alignment to 1
/Zp<value> Specify the default maximum struct packing alignment
/Zi Like /Z7
/Zl Do not let object file auto-link default libraries
/Zp Set default maximum struct packing alignment to 1
/Zp<value> Set default maximum struct packing alignment
/Zs Syntax-check only

OPTIONS:
-### Print (but do not run) the commands to run for this compilation
--analyze Run the static analyzer
-enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang
Trivial automatic variable initialization to zero is only here for benchmarks, it'll
eventually be removed, and I'm OK with that because I'm only using it to benchmark
-faddrsig Emit an address-significance table
-fansi-escape-codes Use ANSI escape codes for diagnostics
-fblocks Enable the 'blocks' language feature
Expand All @@ -3444,23 +3450,31 @@ Execute ``clang-cl /?`` to see a list of supported options:
-fcomplete-member-pointers
Require member pointer base types to be complete if they would be significant under the Microsoft ABI
-fcoverage-mapping Generate coverage mapping to enable code coverage analysis
-fcs-profile-generate=<directory>
Generate instrumented code to collect context sensitive execution counts into
<directory>/default.profraw (overridden by LLVM_PROFILE_FILE env var)
-fcs-profile-generate Generate instrumented code to collect context sensitive execution counts into
default.profraw (overridden by LLVM_PROFILE_FILE env var)
-fdebug-compilation-dir <value>
The compilation directory to embed in the debug info.
-fdebug-macro Emit macro debug information
-fdelayed-template-parsing
Parse templated function definitions at the end of the translation unit
-fdiagnostics-absolute-paths
Print absolute paths in diagnostics
-fdiagnostics-parseable-fixits
Print fix-its in machine parseable form
-fgnuc-version=<value> Sets various macros to claim compatibility with the given GCC version (default is 4.2.1)
-fintegrated-cc1 Run cc1 in-process
-flto=<value> Set LTO mode to either 'full' or 'thin'
-flto Enable LTO in 'full' mode
-fmerge-all-constants Allow merging of constants
-fms-compatibility-version=<value>
Dot-separated value representing the Microsoft compiler version
number to report in _MSC_VER (0 = don't define it (default))
Dot-separated value representing the Microsoft compiler version number to report in
_MSC_VER (0 = don't define it (default))
-fms-compatibility Enable full Microsoft Visual C++ compatibility
-fms-extensions Accept some non-standard constructs supported by the Microsoft compiler
-fmsc-version=<value> Microsoft compiler version number to report in _MSC_VER
(0 = don't define it (default))
-fmsc-version=<value> Microsoft compiler version number to report in _MSC_VER (0 = don't define it (default))
-fno-addrsig Don't emit an address-significance table
-fno-builtin-<value> Disable implicit builtin knowledge of a specific function
-fno-builtin Disable implicit builtin knowledge of functions
Expand All @@ -3471,13 +3485,20 @@ Execute ``clang-cl /?`` to see a list of supported options:
-fno-debug-macro Do not emit macro debug information
-fno-delayed-template-parsing
Disable delayed template parsing
-fno-integrated-cc1 Spawn a separate process for each cc1
-fno-profile-generate Disable generation of profile instrumentation.
-fno-profile-instr-generate
Disable generation of profile instrumentation.
-fno-profile-instr-use Disable using instrumentation data for profile-guided optimization
-fno-sanitize-address-poison-custom-array-cookie
Disable poisoning array cookies when using custom operator new[] in AddressSanitizer
-fno-sanitize-address-use-after-scope
Disable use-after-scope detection in AddressSanitizer
-fno-sanitize-address-use-odr-indicator
Disable ODR indicator globals
-fno-sanitize-blacklist Don't use blacklist file for sanitizers
-fno-sanitize-cfi-canonical-jump-tables
Do not make the jump table addresses canonical in the symbol table
-fno-sanitize-cfi-cross-dso
Disable control flow integrity (CFI) checks for cross-DSO calls.
-fno-sanitize-coverage=<value>
Expand All @@ -3498,17 +3519,26 @@ Execute ``clang-cl /?`` to see a list of supported options:
-fno-sanitize-trap=<value>
Disable trapping for specified sanitizers
-fno-standalone-debug Limit debug information produced to reduce size of debug binary
-fno-temp-file Directly create compilation output files. This may lead to incorrect incremental builds if the compiler crashes
-fobjc-runtime=<value> Specify the target Objective-C runtime kind and version
-forder-file-instrumentation
Generate instrumented code to collect order file into default.profraw file
(overridden by '=' form of option or LLVM_PROFILE_FILE env var)
-fprofile-exclude-files=<value>
Instrument only functions from files where names don't match all the regexes separated by a semi-colon
-fprofile-filter-files=<value>
Instrument only functions from files where names match any regex separated by a semi-colon
-fprofile-generate=<directory>
Generate instrumented code to collect execution counts into
<directory>/default.profraw (overridden by LLVM_PROFILE_FILE env var)
-fprofile-generate Generate instrumented code to collect execution counts into
default.profraw (overridden by LLVM_PROFILE_FILE env var)
-fprofile-instr-generate=<file>
Generate instrumented code to collect execution counts into <file>
(overridden by LLVM_PROFILE_FILE env var)
Generate instrumented code to collect execution counts into
<file> (overridden by LLVM_PROFILE_FILE env var)
-fprofile-instr-generate
Generate instrumented code to collect execution counts into default.profraw file
(overridden by '=' form of option or LLVM_PROFILE_FILE env var)
Generate instrumented code to collect execution counts into
default.profraw file (overridden by '=' form of option or LLVM_PROFILE_FILE env var)
-fprofile-instr-use=<value>
Use instrumentation data for profile-guided optimization
-fprofile-remapping-file=<file>
Expand All @@ -3522,17 +3552,21 @@ Execute ``clang-cl /?`` to see a list of supported options:
-fsanitize-address-use-after-scope
Enable use-after-scope detection in AddressSanitizer
-fsanitize-address-use-odr-indicator
Enable ODR indicator globals to avoid false ODR violation reports in partially sanitized programs at the cost of an increase in binary size
Enable ODR indicator globals to avoid false ODR violation reports in partially sanitized
programs at the cost of an increase in binary size
-fsanitize-blacklist=<value>
Path to blacklist file for sanitizers
-fsanitize-cfi-canonical-jump-tables
Make the jump table addresses canonical in the symbol table
-fsanitize-cfi-cross-dso
Enable control flow integrity (CFI) checks for cross-DSO calls.
-fsanitize-cfi-icall-generalize-pointers
Generalize pointers in CFI indirect call type signature checks
-fsanitize-coverage=<value>
Specify the type of coverage instrumentation for Sanitizers
-fsanitize-hwaddress-abi=<value>
Select the HWAddressSanitizer ABI to target (interceptor or platform, default interceptor)
Select the HWAddressSanitizer ABI to target (interceptor or platform,
default interceptor). This option is currently unused.
-fsanitize-memory-track-origins=<value>
Enable origins tracking in MemorySanitizer
-fsanitize-memory-track-origins
Expand All @@ -3542,6 +3576,8 @@ Execute ``clang-cl /?`` to see a list of supported options:
-fsanitize-recover=<value>
Enable recovery for specified sanitizers
-fsanitize-stats Enable sanitizer statistics gathering.
-fsanitize-system-blacklist=<value>
Path to system blacklist file for sanitizers
-fsanitize-thread-atomics
Enable atomic operations instrumentation in ThreadSanitizer (default)
-fsanitize-thread-func-entry-exit
Expand All @@ -3551,18 +3587,31 @@ Execute ``clang-cl /?`` to see a list of supported options:
-fsanitize-trap=<value> Enable trapping for specified sanitizers
-fsanitize-undefined-strip-path-components=<number>
Strip (or keep only, if negative) a given number of path components when emitting check metadata.
-fsanitize=<check> Turn on runtime checks for various forms of undefined or suspicious
behavior. See user manual for available checks
-fsanitize=<check> Turn on runtime checks for various forms of undefined or suspicious behavior. See user manual for available checks
-fsplit-lto-unit Enables splitting of the LTO unit.
-fstandalone-debug Emit full debug info for all types used by the program
-fthin-link-bitcode=<value>
Write minimized bitcode to <file> for the ThinLTO thin link only
-fthinlto-index=<value> Perform ThinLTO importing using provided function summary index
-ftime-trace-granularity=<value>
Minimum time granularity (in microseconds) traced by time profiler
-ftime-trace Turn on time profiler. Generates JSON file based on output filename.
-ftrivial-auto-var-init=<value>
Initialize trivial automatic stack variables: uninitialized (default) | pattern
-fvirtual-function-elimination
Enables dead virtual function elimination optimization. Requires -flto=full
-fwhole-program-vtables Enables whole-program vtable optimization. Requires -flto
-gcodeview-ghash Emit type record hashes in a .debug$H section
-gcodeview Generate CodeView debug information
-gdwarf Generate source-level debug information with the default dwarf version
-gline-directives-only Emit debug line info directives only
-gline-tables-only Emit debug line number tables only
-gno-inline-line-tables Don't emit inline line tables
-miamcu Use Intel MCU ABI
-mllvm <value> Additional arguments to forward to LLVM's option processing
-nobuiltininc Disable builtin #include directories
-print-supported-cpus Print supported cpu models for the given target
(if target is not specified, it will print the supported cpus for the default target)
-Qunused-arguments Don't emit warning for unused driver arguments
-R<remark> Enable the specified remark
--target=<value> Generate code for the given target
Expand Down