chore(deps): update dependency gcovr to v8.4

[serious-scaffold]

This PR contains the following updates:

Package	Update	Change
gcovr	minor	8.3 -> 8.4

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Release Notes

gcovr/gcovr (gcovr)

v8.4

Compare Source

Breaking changes:

• Improve data model to have several coverage information per line. (:issue:1069)

  • Option --merge-mode-conditions is removed.
  • Property function_name for a line in JSON report is now always set.
  • JSON report can now have several entries per line also with legacy text parser.
  • Cobertura and HTML report now contain function coverage also for older GCC versions.

• Add excluded metrics to HTML report. The total numbers in the report contain now also
  the excluded elements. (:issue:1153)

New features and notable changes:

• Add support for Markdown output format. (:issue:1072)

• Add filename and line number in warning logs. (:issue:1075)

  • Add option :option:--markdown-file-link to link files in Markdown report. (:issue:1079)

• Abort on version mismatch between gcc/gcov instead of trying all working directories. (:issue:1097)

• Clean up temporary files generated by gcov tool when exception occurs. (:issue:1106, :issue:1134)

• Add branch information to Coveralls report. (:issue:1121)

• Add support to define :option:--exclude-lines-by-pattern and :option:--exclude-branches-by-pattern
  more than once. (:issue:1129)

• Add :option:--sonarqube-metric to define which metric is used as branch metric in report. (:issue:1132)

• Add :option:--sonarqube-pretty to pretty print the report. (:issue:1136)

• If the value for :option:-j is 0, the number of CPUs is used. If it is negative the it means "all but N CPUs". (:issue:1148)

• Add :option:--warn-excluded-lines-with-hits to print a warning if a line which is excluded by comments has a hit counter != 0. (:issue:1151)

• Add comment to exclude branches without hit in addition to exclude all. (:issue:1152)

Bug fixes and small improvements:

• Fix warning Deprecated config key None used, please use 'txt-metric=branch' instead.
  if txt-metric="branch" is used in config file. (:issue:1066)

• Add excluded property for conditions and calls to the JSON report. (:issue:1080)

• Remove the fixed width of the HTML details which leads to text overflows. (:issue:1086)

• Fix duplicate constructors, destructors and wrong const overload functions in Cobertura report. (:issue:1085)

• Fix JaCoCo report to follow the DTD. (:issue:1089)

• Do not use option --calls as exclusion filter. (:issue:1090)

• Add support for reading gcov JSON data without source files. (:issue:1094)

• Add back references to the data model to get source location in error messages. (:issue:1094)

• Fix deprecation warning in standalone application. (:issue:1115)

• Improvements of development environment (:issue:1118):

  • Add optional dependencies for development.
  • Add pre-commit hook to ensure quality checks.
  • All line endings, except for the git internal files, are preserved.

• Update the reference data to the newest pygments version and extend the tests with clang-17,
  clang-18 and clang-19. (:issue:1120)

• Fix error when merging conditions (and branches) for the same line if they are reported different
  across GCOV data files. (:issue:1092)

• Improve branch details view if there are branches for several functions on same line. (:issue:1128)

• Do not add files without functions and lines from gcov JSON files to data model. (:issue:1130)

• Improve error message if regex pattern is wrong. (:issue:1135)

  • The error message now contains the option name.
  • Align option names if it can be used multiple times. The key used for storing the option is always
    written in singular and the option always has a singular version, except the options
    :option:--gcov-ignore-errors and :option:--gcov-ignore-parse-errors.

• Fix wrong handling of functions with specialization. (:issue:1126)

• Fix errors in Clover XML report. (:issue:1138)

  • Remove optional attributes where information is not available:

    • loc contained the highest line number with coverage information instead of lines of the file.
    • ncloc contained the number of reportable lines instead of the lines of the file without comments.

  • statements and coveredstatements contain now the correct value instead of 0.

• Add highlighting for exclusion markers in HTML report file details. (:issue:1154)

• Make <title> of HTML reports more informative. The title of a file's source listing page now includes the file path. (:issue:1155)

Documentation:

• Fix formatting of verbatim text included from external files. (:issue:1093)

Internal changes:

• Refactor internal data model:

  • Add merge functionality to coverage objects instead of an own file. (:issue:1067)
  • Move data serialization and deserialization from JSON report to coverage classes. (:issue:1078)

• Update Windows runner to windows-2022 and windows-2025. (:issue:1108)

• Add trusted publishing. (:issue:1114)

• Restructure the line coverage data model and change the sort order in the reports. (:issue:1137)

• Improve creation of docker image and fix build warnings. (:issue:1139)

.. _release_8_3:

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This PR has been generated by Renovate Bot.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (6d9c0eb) to head (4296601).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff            @@
##            master      #559   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            6         6           
  Lines           25        25           
=========================================
  Hits            25        25           

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