[all-commits] [llvm/llvm-project] d0188e: [flang][OpenMP]Add symbls omp_in, omp_out and omp_...

[Mats Petersson via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d0188ebcc206e334d5a415992e2b226c216b4083
      https://github.com/llvm/llvm-project/commit/d0188ebcc206e334d5a415992e2b226c216b4083
  Author: Mats Petersson <mats.petersson at arm.com>
  Date:   2025-03-13 (Thu, 13 Mar 2025)

  Changed paths:
    M flang/include/flang/Parser/dump-parse-tree.h
    M flang/include/flang/Parser/parse-tree.h
    M flang/lib/Parser/openmp-parsers.cpp
    M flang/lib/Parser/unparse.cpp
    M flang/lib/Semantics/resolve-names.cpp
    M flang/test/Parser/OpenMP/declare-reduction-unparse.f90
    M flang/test/Parser/OpenMP/metadirective-dirspec.f90
    M flang/test/Semantics/OpenMP/declare-reduction.f90

  Log Message:
  -----------
  [flang][OpenMP]Add symbls omp_in, omp_out and omp_priv in DECLARE RED… (#129908)

…UCTION

This patch allows better parsing of the reduction and initializer
components, including supporting derived types in both those places.

There is more work needed here, but this is a definite improvement in
what can be handled through parser and semantics.

Note that declare reduction is still not supported in lowering, so any
attempt to compile DECLARE REDUCTION code will end with a TODO aka "Not
yet implemented" abort in the compiler.

Note that this version of the code does not cover declaring multiple
reductions using the same name with different types. This is will be
fixed in a future patch. [This was also the case before this change].

One existing test modified to actually compile (as it didn't in the
original form).



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