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gh-91795: Update build optimization part of PCbuild/readme.txt #91849

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Merged
merged 5 commits into from
Aug 8, 2023
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gh-91795: Update build optimization part of PCbuild/readme.txt #91849

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gh-91795: Update build optimization part of PCbuild/readme.txt
fatihkabakk Apr 23, 2022
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Merge branch 'python:main' into fix-issue-91795
fatihkabakk May 5, 2022
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Merge branch 'main' into fix-issue-91795
methane Jul 20, 2023
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Delete 2022-04-23-03-20-18.gh-issue-91795.elzdMM.rst
methane Jul 20, 2023
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update
methane Jul 20, 2023
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8 changes: 5 additions & 3 deletions PCbuild/readme.txt
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Expand Up @@ -250,9 +250,11 @@ against a profiling library and contain extra debug information. The
PGUpdate configuration takes the profiling data and generates optimized
binaries.

The build_pgo.bat script automates the creation of optimized binaries.
It creates the PGI files, runs the unit test suite or PyBench with the
PGI python, and finally creates the optimized files.
The build.bat script has an argument `--pgo` that automate the creation
of optimized binaries.
It creates the PGI files, runs the unit test suite with the PGI python,
and finally creates the optimized files.
You can customize the job for profiling with `--pgo-job <job>` option.

See
https://docs.microsoft.com/en-us/cpp/build/profile-guided-optimizations
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