[flang-commits] [flang] [flang][cuda] Do not produce data transfer in offloaded do concurrent (PR #147435)

[Peter Klausler via flang-commits]

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@@ -197,11 +197,11 @@ static void WarnUndefinedFunctionResult(
 
 using StatementSemanticsPass1 = ExprChecker;
 using StatementSemanticsPass2 = SemanticsVisitor<AllocateChecker,
-    ArithmeticIfStmtChecker, AssignmentChecker, CaseChecker, CoarrayChecker,
-    DataChecker, DeallocateChecker, DoForallChecker, IfStmtChecker, IoChecker,
-    MiscChecker, NamelistChecker, NullifyChecker, PurityChecker,
-    ReturnStmtChecker, SelectRankConstructChecker, SelectTypeChecker,
-    StopChecker>;
+    ArithmeticIfStmtChecker, CaseChecker, CoarrayChecker, DataChecker,
+    DeallocateChecker, DoForallChecker, IfStmtChecker, IoChecker, MiscChecker,
+    NamelistChecker, NullifyChecker, PurityChecker, ReturnStmtChecker,
+    SelectRankConstructChecker, SelectTypeChecker, StopChecker>;
+using StatementSemanticsPass3 = SemanticsVisitor<AssignmentChecker>;
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klausler wrote:

This is a whole additional parse tree walk!  Maybe you could put the assignment checker into the first pass with the expressions instead.

https://github.com/llvm/llvm-project/pull/147435