modimo 42b99e094c [Clang] Check for returns_nonnull when deciding to add allocation null checks ...

Non-throwing allocators currently will always get null-check code. However, if the non-throwing allocator is explicitly annotated with returns_nonnull the null check should be elided.

Testing:
ninja check-all
added test case correctly elides

Reviewed By: bruno

Differential Revision: https://reviews.llvm.org/D102820

2021-06-23 17:15:12 -07:00

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