[all-commits] [llvm/llvm-project] 4f1d2a: [mlir][ABI] Add the nofreeobj param attr to the LL...

[Adam Smith via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4f1d2ab0a9e57909a30b9fdce73afb00d7e7d686
      https://github.com/llvm/llvm-project/commit/4f1d2ab0a9e57909a30b9fdce73afb00d7e7d686
  Author: Adam Smith <adams at nvidia.com>
  Date:   2026-09-09 (Wed, 09 Sep 2026)

  Changed paths:
    M mlir/include/mlir/Dialect/LLVMIR/LLVMDialect.td
    M mlir/lib/Dialect/LLVMIR/IR/LLVMDialect.cpp
    M mlir/lib/Target/LLVMIR/AttrKindDetail.h
    M mlir/test/Dialect/LLVMIR/parameter-attrs-invalid.mlir
    M mlir/test/Target/LLVMIR/Import/function-attributes.ll
    M mlir/test/Target/LLVMIR/llvmir.mlir

  Log Message:
  -----------
  [mlir][ABI] Add the nofreeobj param attr to the LLVM dialect (#222137)

Since #218404 clang marks every indirect argument nofreeobj rather than
nofree. LLVM allows it on returns too.

Assisted-by: Cursor / claude-opus-5



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