[PATCH] D74768: [mlir] Support OptionalAttr inside a StructAttr

[Tamas Berghammer via Phabricator via llvm-commits]

tberghammer created this revision.
tberghammer added a reviewer: rsuderman.
Herald added subscribers: Joonsoo, liufengdb, aartbik, lucyrfox, mgester, arpith-jacob, nicolasvasilache, antiagainst, shauheen, burmako, jpienaar, rriddle, mehdi_amini.
Herald added a project: LLVM.

Previously many of the generated methods were crashing when the user
tried to pass a nullptr (translating to a null attribute) into optional
fields.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D74768

Files:
  mlir/tools/mlir-tblgen/StructsGen.cpp
  mlir/unittests/TableGen/StructsGenTest.cpp
  mlir/unittests/TableGen/structs.td

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