[flang-commits] [flang] [llvm] [Flang][OpenMP] Add semantic support for OpenMP Loop Interchange and permutation clause in Flang (PR #183435)

[Krzysztof Parzyszek via flang-commits]

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@@ -769,6 +805,42 @@ void OmpStructureChecker::Enter(const parser::OmpClause::Sizes &c) {
         /*paramName=*/"parameter", /*allowZero=*/false);
 }
 
+void OmpStructureChecker::Enter(const parser::OmpClause::Permutation &c) {
+  llvm::omp::Clause clause = llvm::omp::Clause::OMPC_permutation;
+  CheckAllowedClause(clause);
+  if (c.v.size() < 2)
+    context_.Say(GetContext().clauseSource,
+        "The %s clause must have a length of at least two"_err_en_US,
+        parser::ToUpperCaseLetters(getClauseName(clause).str()));
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kparzysz wrote:

`parser::GetUpperName(clause, version)`

https://github.com/llvm/llvm-project/pull/183435