Add gcov-based test pruning with coverage cache#1284

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sbryngelson wants to merge 35 commits intoMFlowCode:masterfrom

sbryngelson:gcov-test-pruning-v3

Commits on Mar 5, 2026

Add gcov-based test pruning with file-level coverage cache

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Fix post_process failures in coverage cache by applying output params

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TEMP: strip ALWAYS_RUN_ALL to GPU macros only to exercise pruning in CI

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Fix review findings: phase labels, unused params, FileNotFoundError guard

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Increase cache builder per-test timeout from 300s to 600s

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Log failed test output in cache builder for easier debugging

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Fix Rich MarkupError crash when build output contains bracket paths

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Disable AVX-512 FP16 to fix build on Granite Rapids nodes

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Fix post_process failures in coverage cache builder

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Fix Fortran namelist quoting bug and add .inp existence check

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Restore ALWAYS_RUN_ALL, unit tests, and remove duplicate use statement

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Exclude example-based tests from coverage pruning

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Cap bench script parallelism at 64 to fix GNR node failures

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TEMP: exercise pruning in CI + fix missing sim coverage

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Pass GITHUB_EVENT_NAME to SLURM jobs for coverage pruning

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Update coverage cache: 100% sim coverage with t_step_stop=1

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DIAG: add slug diagnostic logging to identify binary-not-found root cause

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Fix OOM in coverage cache: reduce test parallelism to 16 and remove diagnostics

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Restore ALWAYS_RUN_ALL entries and remove TEMP Fortran use statement

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Skip 1D_qbmm example test: formatted I/O field overflow on gfortran 12

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Address PR review feedback: fix type annotation, dep detection, and error handling

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Filter out build/staging paths from coverage cache

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Harden cache push target and add safety comments

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Reduce benchmark steps and switch Frontier bench to batch/normal QOS

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Use retry_build in coverage cache rebuild for NFS resilience
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Address PR review feedback: fix type annotation, dep detection, and error handling
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Commits on Mar 6, 2026

Commits on Mar 7, 2026

bench: update Phoenix tmpbuild path to project storage
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