[PATCH] D68031: [CUDA][HIP] Enable kernel function return type deduction.

[Michael Liao via Phabricator via cfe-commits]

hliao created this revision.
hliao added reviewers: tra, jlebar.
Herald added a project: clang.
Herald added a subscriber: cfe-commits.

- Even though only `void` is still accepted as the deduced return type, enabling deduction/instantiation on the return type allows more consistent coding.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D68031

Files:
  clang/lib/Sema/SemaDeclAttr.cpp
  clang/lib/Sema/SemaExpr.cpp
  clang/lib/Sema/SemaStmt.cpp
  clang/lib/Sema/SemaTemplateDeduction.cpp
  clang/test/SemaCUDA/autoret-global.cu

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