[all-commits] [llvm/llvm-project] 8f973d: [DebugInfo] Fix crash when printing malformed DBG ...

[Jay Foad via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8f973d5c455cecfbee7766e23c3fcc3eb1048f1e
      https://github.com/llvm/llvm-project/commit/8f973d5c455cecfbee7766e23c3fcc3eb1048f1e
  Author: Jay Foad <jay.foad at amd.com>
  Date:   2023-08-02 (Wed, 02 Aug 2023)

  Changed paths:
    M llvm/lib/CodeGen/MachineInstr.cpp
    A llvm/test/CodeGen/MIR/Generic/dbg-value.mir

  Log Message:
  -----------
  [DebugInfo] Fix crash when printing malformed DBG machine instructions

MachineVerifier does not check that DBG_VALUE, DBG_VALUE_LIST and
DBG_INSTR_REF have the expected number of operands, so printing them
(e.g. with -print-after-all) should not crash.

Differential Revision: https://reviews.llvm.org/D156226