[all-commits] [llvm/llvm-project] e7ebb8: [deref] Handle byval/byref/sret/inalloc/preallocat...

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e7ebb87222e33936f6e5f3bd3fda919080ece1a0
      https://github.com/llvm/llvm-project/commit/e7ebb87222e33936f6e5f3bd3fda919080ece1a0
  Author: Philip Reames <listmail at philipreames.com>
  Date:   2021-03-25 (Thu, 25 Mar 2021)

  Changed paths:
    M llvm/lib/IR/Value.cpp
    M llvm/test/Analysis/ValueTracking/memory-dereferenceable.ll

  Log Message:
  -----------
  [deref] Handle byval/byref/sret/inalloc/preallocated arguments for deref-at-point semantics

All of these are scoped allocations which remain dereferenceable during the lifetime of the callee.

Differential Revision: https://reviews.llvm.org/D99310