[PGO][test] Ensure test input is writeable after copying. #158356
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This test errors when trying to append to the `%t` file when run in an environment where the source tree is mounted read-only, since `cp` preserves the read-only file permission.
rupprecht
approved these changes
Sep 12, 2025
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Skipped CI: failures looked unrelated |
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This test errors when trying to append to the
%tfile when run in an environment where the source tree is mounted read-only, sincecppreserves the read-only file permission.