[clang] [llvm] [OpenACC] Switch Clang to use the Flang 'appertainment' rules for cla… (PR #135372)

Erich Keane via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 14 09:52:30 PDT 2025


erichkeane wrote:

> FLANG: `atomic-if'  (Valentin has  PR)
>     Clang :: SemaOpenACC/atomic-construct.cpp
>     Clang :: ParserOpenACC/parse-clauses.c
>     Clang :: AST/ast-print-openacc-atomic-construct.cpp
>     Clang :: ParserOpenACC/parse-clauses.cpp
>     Clang :: SemaOpenACC/atomic-construct-ast.cpp
>   
> FLANG: Doesn't prohibit gang/worker/vector/seq' on 'loop'/combined correctly (UNK way forward right now)
>     Clang :: SemaOpenACC/loop-construct-auto_seq_independent-clauses.c
>     Clang :: SemaOpenACC/combined-construct-auto_seq_independent-clauses.c
>   
> FLANG: 'tile' prohibited >1x (Standard doesn't support, UNK way forward right now)
>     Clang :: SemaOpenACC/loop-construct-tile-clause.cpp
>     Clang :: SemaOpenACC/combined-construct-tile-clause.cpp
>   
> Disagreements on 'num_gangs' appearing >1x on kernels/kernels-loop (justification for kernels-loop should apply to kernels as well?) (UNK way forward right now)
>     Clang :: SemaOpenACC/compute-construct-num_gangs-clause.c
>   
> FLANG: prohibits device_num >1x  (UNK way forward RN).
>   Clang :: SemaOpenACC/init-construct.cpp
>   Clang :: SemaOpenACC/shutdown-construct.cpp
>   
> Disagreement on 'bind' on a 'routine'. (UNK way forward right now)
>    Clang :: SemaOpenACC/routine-construct-clauses.cpp

```
FLANG: `atomic-if'  (Valentin has  PR)
    Clang :: SemaOpenACC/atomic-construct.cpp
    Clang :: ParserOpenACC/parse-clauses.c
    Clang :: AST/ast-print-openacc-atomic-construct.cpp
    Clang :: ParserOpenACC/parse-clauses.cpp
    Clang :: SemaOpenACC/atomic-construct-ast.cpp
  
FLANG: Doesn't prohibit gang/worker/vector/seq' on 'loop'/combined correctly (UNK way forward right now)
    Clang :: SemaOpenACC/loop-construct-auto_seq_independent-clauses.c
    Clang :: SemaOpenACC/combined-construct-auto_seq_independent-clauses.c
  
Disagreements on 'num_gangs' appearing >1x on kernels/kernels-loop (justification for kernels-loop should apply to kernels as well?) (UNK way forward right now)
    Clang :: SemaOpenACC/compute-construct-num_gangs-clause.c
  
FLANG: prohibits device_num >1x  (UNK way forward RN).
  Clang :: SemaOpenACC/init-construct.cpp
  Clang :: SemaOpenACC/shutdown-construct.cpp
  
Disagreement on 'bind' on a 'routine'. (UNK way forward right now)
   Clang :: SemaOpenACC/routine-construct-clauses.cpp
```

Updated list!

https://github.com/llvm/llvm-project/pull/135372


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