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doc: add a note about required lcov version

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Add a note about min. version of lcov required with intermediate text
format support.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>
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Anas Nashif 2020-02-07 10:06:40 -08:00
commit fab2d788ae
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7
doc/guides/coverage.rst
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@ -122,6 +122,13 @@ You may postprocess these with your preferred tools. For example:
lcov --capture --directory ./ --output-file lcov.info -q --rc lcov_branch_coverage=1
genhtml lcov.info --output-directory lcov_html -q --ignore-errors source --branch-coverage --highlight --legend
.. note::
You need a recent version of lcov (at least 1.14) with support for
intermediate text format. Such packages exist in recent Linux distributions.
Alternatively, you can use gcovr (at least version 4.2).
Sanitycheck coverage reports
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