[flang-commits] [flang] [flang][OpenMP] Fix standalone SIMD directive post-loop variable value (PR #196731)

[Leandro Lupori via flang-commits]

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@@ -2251,9 +2256,18 @@ void OmpAttributeVisitor::PrivatizeAssociatedLoopIndex(
         continue;
       }
       if (auto *symbol{ResolveOmp(*iv, ivDSA, scope)}) {
-        SetSymbolDSA(*symbol, {Symbol::Flag::OmpPreDetermined, ivDSA});
+        Symbol::Flags ivFlags{Symbol::Flag::OmpPreDetermined, ivDSA};
+        // For a standalone SIMD loop variable set lastprivate so the original
+        // variable is correctly set to the last value of the loop variable as
+        // per the OpenMP spec
+        if (ivDSA == Symbol::Flag::OmpLinear &&
+            llvm::omp::topSimdSet.test(GetContext().directive))
+          ivFlags.set(Symbol::Flag::OmpLastPrivate);
+        SetSymbolDSA(*symbol, ivFlags);
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luporl wrote:

Is this part still needed after #183800?

https://github.com/llvm/llvm-project/pull/196731