[flang-commits] [flang] [flang] allow rebox/embox of OPTIONAL (PR #194319)

[via flang-commits]

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@@ -2490,6 +2498,11 @@ std::optional<std::int64_t> fir::EmboxOp::getViewOffset(mlir::OpResult) {
 }
 
 mlir::Speculation::Speculatability fir::EmboxOp::getSpeculatability() {
+  // The operation is always safe to evaluate if it has the "optional"
+  // attribute, otherwise it is not safe to evaluate if the input may
+  // be absent.
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jeanPerier wrote:

Doh, thanks for catching this!

https://github.com/llvm/llvm-project/pull/194319