[flang-commits] [flang] [flang] Assign sizes & offsets before instantiating some component types (PR #178927)

[Eugene Epshteyn via flang-commits]

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@@ -441,10 +449,16 @@ void InstantiateHelper::InstantiateComponents(const Scope &fromScope) {
   // Instantiate symbols in declaration order; this ensures that
   // parent components and type parameters of ancestor types exist
   // by the time that they're needed.
+  std::list<Symbol *> newSymbols;
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eugeneepshteyn wrote:

For cases of giant derived types (e.g., at least some versions of WRF), using `std::vector` may help with compilation time and memory usage.

https://github.com/llvm/llvm-project/pull/178927