Fangrui Song 6c7666a408 Revert D137574 "PEI should be able to use backward walk in replaceFrameIndicesBackward."
This reverts commit e05ce03cfa0b36e9b99149e21afcb1fc039df813.

Caused asan use-after-poison to 4 DebugInfo/AMDGPU/ tests.
Triggered in PEI::replaceFrameIndicesBackward called llvm::MachineInstr::getNumOperands
2022-11-15 19:19:46 +00:00
..
2022-10-29 14:09:58 +01:00
2022-11-13 17:12:22 +00:00