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gcovr 5.1
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@latk latk released this 26 Mar 18:52
5.1
e71e883

This release bundles bugfixes and improvements from about 9 months of work.

Highlights include consistent support for symlinks including on Windows, and richer reports with function coverage and decision coverage.

Breaking changes:

  • Dropped support for Python 3.6 (#550)
  • Changed xml configuration key to cobertura (#552)
  • JSON summary output: all percentages are now reported from 0 to 100 (#570)

New features and notable changes:

  • Report function coverage (#362, #515, #554)
  • Consistent support for symlinks across operating systems
    • Support for Windows junctions (#535)
    • Symlinks are only resolved for evaluating filters (#565)
  • Show error message on STDERR when --fail-under-line or --fail-under-branch fails (#502)
  • Can report decision coverage with --decisions option (reasonably formatted C/C++ source files only, HTML and JSON output) (#350)
  • Can create reproducible reports with the --timestamp option (#546)
  • Improvements to exclusion markers (LINE/START/STOP)
    • Can ignore markers in code with --no-markers option (#361)
    • Can customize patterns with --exclude-pattern-prefix option (#561)
  • Can use --cobertura as a less ambiguous alias for --xml. (#552)

Bug fixes and small improvements:

  • Gcov is invoked without localization by setting LC_ALL=C (#513)
  • Gcov is invoked without temporary directories (#525)
  • Gcov: solved problems with file name limitations. (#528)
  • Fixed "root" path in JSON summary report. (#548)
  • Correctly resolve relative filters in configuration files. (#568)
  • HTML output: indicate lines with excluded coverage (#503)
  • HTML output: fixed sanity check to support empty files (#571)
  • HTML output: support jinja2 >= 3.1 (#576)

Documentation:

  • Split documentation into smaller pages (#552)
  • Document used options for gcov (#528)

Internal changes:

  • Replaced own logger with Python's logging module. (#540)
  • New parser for .gcov file format, should be more robust. (#512)
  • New tests
    • more compilers: clang-10 (#484), clang-13 (#527), gcc-9 (#527)
    • -fprofile-abs-path compiler option (#521)
    • enabled symlink tests for Windows (#539)
  • Improvements to the test suite
    • Use Nox instead of Makefiles to manage QA checks (#516, #555)
    • Can run tests for all compiler versions in one go (#514)
    • More linter checks (#566) and code style enforcement with black (#579)
    • Better XML diffing with yaxmldiff (#495, #509)
    • Share test reference data between compiler versions where possible (#556)
    • Better environment variable handling (#493, #541)
    • Fixed glob patterns for collecting reference files (#533)
    • Add timeout for each single test. (#572)
  • Improvements and fixes to the release process (#494, #537)
  • Normalize shell scripts to Unix line endings (#538, #547)
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