Incremental builds always contain of 100+ steps if build without XPU #140432
Description
🐛 Describe the bug
This looks like a recent regression, every time I kick an incremental build on my Mac I see 100+ targets needs to be rebuilt:
% ninja -j1 -v -n torch_cpu 2>&1|wc -l
91
Even though no files have changed. Explain claims that
ninja explain: output ../torch/csrc/inductor/aoti_torch/generated/c_shim_xpu.cpp doesn't exist
ninja explain: output third_party/kineto/libkineto/CMakeFiles/libkineto_defs.bzl of phony edge with no inputs doesn't exist
ninja explain: third_party/kineto/libkineto/CMakeFiles/libkineto_defs.bzl is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/Functions.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/Functions.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/Functions.h is dirty
ninja explain: caffe2/CMakeFiles/torch_cpu.dir/__/torch/csrc/autograd/generated/Functions.cpp.o is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/ViewFuncs.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/ViewFuncs.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/ViewFuncs.h is dirty
ninja explain: caffe2/CMakeFiles/torch_cpu.dir/__/torch/csrc/autograd/generated/ViewFuncs.cpp.o is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType_0.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType_0.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType.h is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/Functions.h is dirty
ninja explain: caffe2/CMakeFiles/torch_cpu.dir/__/torch/csrc/autograd/generated/VariableType_0.cpp.o is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType_1.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType_1.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType.h is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/Functions.h is dirty
ninja explain: caffe2/CMakeFiles/torch_cpu.dir/__/torch/csrc/autograd/generated/VariableType_1.cpp.o is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType_2.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType_2.cpp is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/VariableType.h is dirty
ninja explain: /Users/malfet/git/pytorch/pytorch/torch/csrc/autograd/generated/Functions.h is dirty
Caused by #139025
Versions
nightly