[PWGCF] Flow decorr PR test

[lcernusa]

No description provided.

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 2 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/code-check for 7af3fff at 2026-09-16 11:04:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 10 errors and 162 warnings.'
Found 10 errors and 162 warnings.
++ [[ 10 -gt 0 ]]
++ cat /sw/BUILD/0abaa751cbc45c6badcd4522b67f81cb455af60d/O2Physics-code-check/errors.txt
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:616:29: 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:718:29: 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:718:48: 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:765:39: error: the parameter 'tracks1' 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:902:39: error: the parameter 'tracks1' 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:955:33: 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:1455:39: error: the parameter 'tracks1' 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:1455:61: error: the parameter 'tracks2' 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:1717:35: error: the parameter 'tracks1' 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/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:1717:57: error: the parameter 'tracks2' 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]
++ [[ 162 -gt 0 ]]
++ cat /sw/BUILD/0abaa751cbc45c6badcd4522b67f81cb455af60d/O2Physics-code-check/warnings.txt
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:63:78: warning: macro argument should be enclosed in parentheses [bugprone-macro-parentheses]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:64:8: warning: constructor does not initialize these fields: ccdb, offsetFT0, offsetFV0, tofNsigmaCut, itsNsigmaCut, tpcNsigmaCut [cppcoreguidelines-pro-type-member-init]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:205:35: warning: initializer for member 'cstFT0RelGain' is redundant [readability-redundant-member-init]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:343:52: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:345:53: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:348:50: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:350:51: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:353:55: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:355:56: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:358:54: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:360:55: warning: 'data' should be used for accessing the data pointer instead of taking the address of the 0-th element [readability-container-data-pointer]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:504:61: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:507:85: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:510:110: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:519:5: warning: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:525:7: warning: do not use 'else' after 'return' [readability-else-after-return]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:534:5: warning: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:540:11: warning: variable 'offsetX' is not initialized [cppcoreguidelines-init-variables]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:540:20: warning: variable 'offsetY' is not initialized [cppcoreguidelines-init-variables]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:540:29: warning: variable 'offsetZ' is not initialized [cppcoreguidelines-init-variables]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:595:11: warning: variable 'cent' is not initialized [cppcoreguidelines-init-variables]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:664:40: warning: redundant boolean literal supplied to boolean operator [readability-simplify-boolean-expr]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:665:11: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:667:23: warning: do not use reinterpret_cast [cppcoreguidelines-pro-type-reinterpret-cast]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:676:46: warning: redundant boolean literal supplied to boolean operator [readability-simplify-boolean-expr]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:697:18: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:706:27: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:708:9: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:710:21: warning: statement should be inside braces [readability-braces-around-statements]
PWGCF/TwoParticleCorrelations/Tasks/flowDecorrelation.cxx:723:34: warning: statement should be inside braces [readability-braces-around-statements]
[0 more errors; see full log]

Full log here.