[flang-commits] [flang] [flang][lowering] Implement component-wise initialization for derived types (PR #187465)

[via flang-commits]

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@@ -839,56 +1083,68 @@ void Fortran::lower::defaultInitializeAtRuntime(
     mlir::Type symTy = converter.genType(sym);
     const auto *details =
         sym.detailsIf<Fortran::semantics::ObjectEntityDetails>();
-    if (details && !Fortran::semantics::IsPolymorphic(sym) &&
+    bool useFastInit =
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jeanPerier wrote:

"Fast" in `useFastInit` is not really descriptive here. Prefer something like `useInlineInit` (fast is also very tied to floating point optimizations and it is better to keep away from it when these change do not change the floating point semantic).

https://github.com/llvm/llvm-project/pull/187465