[flang] [llvm] [Flang][OpenMP][Sema] Adding parsing and semantic support for scan directive. (PR #102792)

[Kiran Chandramohan via llvm-commits]

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@@ -198,6 +198,10 @@ class DirectiveStructureChecker : public virtual BaseChecker {
     ClauseMapTy clauseInfo;
     std::list<C> actualClauses;
     std::list<C> crtGroup;
+    std::set<std::string> usedInScanDirective;
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kiranchandramohan wrote:

We are probably missing a `ResolveName` for the names in the clauses in the scan directive. This could be the reason that we are not getting the same symbols in the reduction clause and the scan directive.

https://github.com/llvm/llvm-project/pull/102792