[all-commits] [llvm/llvm-project] b59d67: [Assignment Tracking] Fix faulty assertion inside ...

Orlando Cazalet-Hyams via All-commits all-commits at lists.llvm.org
Wed Apr 26 03:15:32 PDT 2023


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b59d672ed489ddb3373db62be168bb0926c4f5f3
      https://github.com/llvm/llvm-project/commit/b59d672ed489ddb3373db62be168bb0926c4f5f3
  Author: OCHyams <orlando.hyams at sony.com>
  Date:   2023-04-26 (Wed, 26 Apr 2023)

  Changed paths:
    M llvm/lib/CodeGen/AssignmentTrackingAnalysis.cpp

  Log Message:
  -----------
  [Assignment Tracking] Fix faulty assertion inside std::sort predicate

The vectors being sorted here shouldn't contain duplicate entries. Prior to
this patch this was checked with an assert within the `std::sort`
predicate. However, `std::sort` may compare an element against itself which
causes the assert to fire (false positive). Move the assert outside of the sort
predicate to avoid such issues.

Reviewed By: StephenTozer

Differential Revision: https://reviews.llvm.org/D149045




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