[all-commits] [llvm/llvm-project] 66400f: [ConstraintElimination] Support add with precondit...

Florian Hahn via All-commits all-commits at lists.llvm.org
Fri Feb 11 12:26:48 PST 2022

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 66400fc2ddbd88d68e1715e67d1bddf6887a7793
  Author: Florian Hahn <flo at fhahn.com>
  Date:   2022-02-11 (Fri, 11 Feb 2022)

  Changed paths:
    M llvm/lib/Transforms/Scalar/ConstraintElimination.cpp
    M llvm/test/Transforms/ConstraintElimination/wrapping-math.ll

  Log Message:
  [ConstraintElimination] Support add with precondition.

If we can prove that an addition without wrap flags won't wrap, decompse
the operation.

Issue #48253

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