[flang] [llvm] [flang][OpenMP] Store list of expressions in InitializerT (PR #170923)

[Kareem Ergawy via llvm-commits]

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@@ -412,6 +412,7 @@ bool ClauseProcessor::processInitializer(
       }
       // Lower the expression/function call
       lower::StatementContext stmtCtx;
+      const semantics::SomeExpr &initExpr = clause->v.front();
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ergawy wrote:

I think this is only ok because of this [TODO](https://github.com/llvm/llvm-project/blob/main/flang/lib/Lower/OpenMP/OpenMP.cpp#L3751), right?

https://github.com/llvm/llvm-project/pull/170923