[llvm] [llvm][ScheduleDAG] SUnit::biasCriticalPath() does not find the criti... (PR #92368)

[Chen Zheng via llvm-commits]

chenzheng1030 wrote:

ppc AIX/Linux buildbots also fail at the same cases.
https://lab.llvm.org/buildbot/#/builders/57/builds/35165
https://lab.llvm.org/buildbot/#/builders/214/builds/12263

https://github.com/llvm/llvm-project/pull/92368