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Differential D34587

developer_guide: Tests need lnt in $PATH
ClosedPublic

Authored by MatzeB on Jun 23 2017, 5:20 PM.

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Reviewers
cmatthews
kristof.beyls
Commits
rL306356: developer_guide: Tests need lnt in $PATH
Summary

Did I do something wrong or should we mention this bit in the docu?

Document the requirement that lnt needs to be in the $PATH to run the unit tests.

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Repository
rL LLVM

Event Timeline

MatzeB created this revision.Jun 23 2017, 5:20 PM
Herald added a subscriber: mcrosier. · View Herald TranscriptJun 23 2017, 5:20 PM
cmatthews accepted this revision.Jun 26 2017, 7:58 AM
This revision is now accepted and ready to land.Jun 26 2017, 7:58 AM
Closed by commit rL306356: developer_guide: Tests need lnt in $PATH (authored by matze). · Explain WhyJun 26 2017, 7:49 PM
This revision was automatically updated to reflect the committed changes.

Revision Contents

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docs/
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Diff 104080

lnt/trunk/docs/developer_guide.rst

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every feature you add or every bug you fix. The regression tests must pass at every feature you add or every bug you fix. The regression tests must pass at
all times, therefore you should run the regression tests as part of your all times, therefore you should run the regression tests as part of your
development work-flow, just like you do when developing on other LLVM development work-flow, just like you do when developing on other LLVM
sub-projects. sub-projects.
The LNT regression tests make use of lit and other tools like FileCheck. At The LNT regression tests make use of lit and other tools like FileCheck. At
the moment, probably the easiest way to get them installed is to compile LLVM the moment, probably the easiest way to get them installed is to compile LLVM
and use the binaries that are generated there. Assuming you've build LLVM and use the binaries that are generated there. Assuming you've build LLVM
into $LLVMBUILD, you can run the regression tests using the following command:: into $LLVMBUILD, and installed lnt in $LNTINSTALL you can run the regression
tests using the following command::
PATH=$LLVMBUILD/bin:$PATH llvm-lit -sv ./tests PATH=$LLVMBUILD/bin:$LNTINSTALL/bin:$PATH llvm-lit -sv ./tests
If you don't like temporary files being created in your LNT source directory, If you don't like temporary files being created in your LNT source directory,
you can run the tests in a different directory too:: you can run the tests in a different directory too::
mkdir ../run_lnt_tests mkdir ../run_lnt_tests
cd ../run_lnt_tests cd ../run_lnt_tests
PATH=$LLVMBUILD/bin:$PATH llvm-lit -sv ../lnt/tests PATH=$LLVMBUILD/bin:$PATH llvm-lit -sv ../lnt/tests
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