[flang][OpenACC] Relax COMMON block usage restriction in OpenACC directives#162659

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eugeneepshteyn wants to merge 45 commits intollvm:mainfrom

eugeneepshteyn:2-acc-common

Commits on Oct 6, 2025

Commits on Oct 10, 2025

Merge branch '2-acc-common' into 3-acc-common
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Commits on Oct 12, 2025

Merge branch 'llvm:main' into 3-acc-common
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Commits on Oct 13, 2025

Merge branch 'llvm:main' into 3-acc-common
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Updated Scope::FindCommonBlock() to be similar to Scope::FindSymbol(). (Currently the code doesn't fix ACC COMMON problem.)
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clang-format
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Split FindCommonBlock() into FindCB() and FindCommonBlockInScopes(). This resolves OpenMP regressions with COMMON. Still working on USE-association for COMMON blocks
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Add USE association details to COMMON blocks
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Handle the case of redeclared COMMON block
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clang-format
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Merge branch 'llvm:main' into 3-acc-common
eugeneepshteyn
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Merge branch 'llvm:main' into 2-acc-common
eugeneepshteyn
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Merge branch '3-acc-common' into 2-acc-common
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Commits on Oct 16, 2025

Commits on Oct 17, 2025

Commits on Oct 20, 2025