[PWGCF] Added multiplicity axis for v02pt + linter fixes

[MaximVirta]

No description provided.

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 0 warnings, 🔕 3 disabled

[alibuild]

Error while checking build/O2Physics/code-check for bf40b57 at 2026-08-04 14:09:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 43 errors and 62 warnings.'
Found 43 errors and 62 warnings.
++ [[ 43 -gt 0 ]]
++ cat /sw/BUILD/be5d6db149bcc4cda8bcc4efe006de221e2321c8/O2Physics-code-check/errors.txt
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:77:78: error: macro argument should be enclosed in parentheses [bugprone-macro-parentheses,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:103:3: error: variable 'gfwMemberCache' is non-const and globally accessible, consider making it const [cppcoreguidelines-avoid-non-const-global-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:308:39: error: Assigned value is garbage or undefined [clang-analyzer-core.uninitialized.Assign,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:418:19: error: narrowing conversion from 'float' to 'int' [bugprone-narrowing-conversions,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:510:139: error: implicit conversion 'value_type' (aka 'int') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:513:131: error: implicit conversion 'value_type' (aka 'int') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:518:5: error: use auto when initializing with new to avoid duplicating the type name [modernize-use-auto,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:527:9: error: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:571:20: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:584:31: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:584:57: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:593:27: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:604:10: error: variable 'isPion' is not initialized [cppcoreguidelines-init-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:604:18: error: variable 'isKaon' is not initialized [cppcoreguidelines-init-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:604:26: error: variable 'isProton' is not initialized [cppcoreguidelines-init-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:615:7: error: do not use 'else' after 'return' [readability-else-after-return,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:663:96: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:665:90: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:703:31: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:712:31: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:719:5: error: do not use 'else' after 'return' [readability-else-after-return,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:724:33: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:841:9: error: implicit conversion 'unspecified_bool_type' (aka '__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>> boost::iterator_range_detail::iterator_range_base<__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>>, boost::iterators::incrementable_traversal_tag>::*') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:843:9: error: implicit conversion 'unspecified_bool_type' (aka '__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>> boost::iterator_range_detail::iterator_range_base<__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>>, boost::iterators::incrementable_traversal_tag>::*') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:845:9: error: implicit conversion 'unspecified_bool_type' (aka '__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>> boost::iterator_range_detail::iterator_range_base<__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>>, boost::iterators::incrementable_traversal_tag>::*') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:867:32: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:980:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:996:36: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:996:55: error: the parameter 'tracks' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1022:34: error: use designated initializer list to initialize 'AcceptedTracks' [modernize-use-designated-initializers,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1069:34: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1082:29: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1090:34: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1139:30: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1164:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1168:32: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1232:34: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1249:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1252:38: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1268:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1289:22: error: use designated initializer list to initialize 'XAxis' [modernize-use-designated-initializers,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1314:22: error: use designated initializer list to initialize 'XAxis' [modernize-use-designated-initializers,-warnings-as-errors]
[0 more errors; see full log]

Full log here.

[alibuild]

Error while checking build/O2Physics/code-check for e64e0bc at 2026-08-04 14:41:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 43 errors and 62 warnings.'
Found 43 errors and 62 warnings.
++ [[ 43 -gt 0 ]]
++ cat /sw/BUILD/f6603c3828fa5220d9f62c8c95cfc932b283f946/O2Physics-code-check/errors.txt
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:77:78: error: macro argument should be enclosed in parentheses [bugprone-macro-parentheses,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:103:3: error: variable 'gfwMemberCache' is non-const and globally accessible, consider making it const [cppcoreguidelines-avoid-non-const-global-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:308:39: error: Assigned value is garbage or undefined [clang-analyzer-core.uninitialized.Assign,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:418:19: error: narrowing conversion from 'float' to 'int' [bugprone-narrowing-conversions,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:510:139: error: implicit conversion 'value_type' (aka 'int') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:513:131: error: implicit conversion 'value_type' (aka 'int') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:518:5: error: use auto when initializing with new to avoid duplicating the type name [modernize-use-auto,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:527:9: error: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:571:20: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:584:31: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:584:57: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:593:27: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:604:10: error: variable 'isPion' is not initialized [cppcoreguidelines-init-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:604:18: error: variable 'isKaon' is not initialized [cppcoreguidelines-init-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:604:26: error: variable 'isProton' is not initialized [cppcoreguidelines-init-variables,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:615:7: error: do not use 'else' after 'return' [readability-else-after-return,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:663:96: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:665:90: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:703:31: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:712:31: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:719:5: error: do not use 'else' after 'return' [readability-else-after-return,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:724:33: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:841:9: error: implicit conversion 'unspecified_bool_type' (aka '__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>> boost::iterator_range_detail::iterator_range_base<__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>>, boost::iterators::incrementable_traversal_tag>::*') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:843:9: error: implicit conversion 'unspecified_bool_type' (aka '__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>> boost::iterator_range_detail::iterator_range_base<__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>>, boost::iterators::incrementable_traversal_tag>::*') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:845:9: error: implicit conversion 'unspecified_bool_type' (aka '__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>> boost::iterator_range_detail::iterator_range_base<__gnu_cxx::__normal_iterator<const char *, std::basic_string<char>>, boost::iterators::incrementable_traversal_tag>::*') -> 'bool' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:867:32: error: redundant call to 'c_str' [readability-redundant-string-cstr,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:980:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:996:36: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:996:55: error: the parameter 'tracks' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1022:34: error: use designated initializer list to initialize 'AcceptedTracks' [modernize-use-designated-initializers,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1069:34: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1082:29: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1090:34: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1139:30: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1164:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1168:32: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1232:34: error: the parameter 'track' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1249:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1252:38: error: the parameter 'collision' is copied for each invocation but only used as a const reference; consider making it a const reference [performance-unnecessary-value-param,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1268:5: error: redundant return statement at the end of a function with a void return type [readability-redundant-control-flow,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1289:22: error: use designated initializer list to initialize 'XAxis' [modernize-use-designated-initializers,-warnings-as-errors]
PWGCF/GenericFramework/Tasks/flowGfwV02.cxx:1314:22: error: use designated initializer list to initialize 'XAxis' [modernize-use-designated-initializers,-warnings-as-errors]
[0 more errors; see full log]

Full log here.

[alibuild]

Error while checking build/O2Physics/staging for e64e0bc at 2026-08-04 18:30:

## sw/BUILD/O2Physics-latest/log
c++: fatal error: Killed signal terminated program cc1plus
c++: fatal error: Killed signal terminated program cc1plus
c++: fatal error: Killed signal terminated program cc1plus
ninja: build stopped: subcommand failed.

Full log here.