[flang] [llvm] [flang][llvm][OpenMP][OpenACC] Add implicit casts to omp.atomic and acc.atomic (PR #131603)

[via llvm-commits]

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@@ -386,6 +442,7 @@ void genOmpAccAtomicRead(Fortran::lower::AbstractConverter &converter,
       fir::getBase(converter.genExprAddr(fromExpr, stmtCtx));
   mlir::Value toAddress = fir::getBase(converter.genExprAddr(
       *Fortran::semantics::GetExpr(assignmentStmtVariable), stmtCtx));
+  emitImplicitCast(converter, loc, fromAddress, toAddress, elementType);
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NimishMishra wrote:

> Could you check if we use the `typedAssignmentStatement` (as in `genOmpAccAtomicWrite`) then this conversion code is automatically generated?

Thanks @kiranchandramohan. Using typed statements to generate the expressions actually takes care of the conversion. I am trying to see if we can solve the issue with atomic capture. I will update the PR accordingly.

https://github.com/llvm/llvm-project/pull/131603