MasterJH5574 commented on a change in pull request #9360:
URL: https://github.com/apache/tvm/pull/9360#discussion_r735751050
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File path: src/tir/schedule/analysis/analysis.cc
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@@ -552,6 +520,9 @@ bool GetVarsTouchedByBlockIters(const BlockRealize&
block_realize,
} else {
has_block_vars_of_other_types = true;
}
+ if (set == nullptr) {
Review comment:
No this is not a bug.
Before this PR, we assume that the input pointers are both not `nullptr`.
But after this PR, the input set pointer `data_par_vars` can be `nullptr`, and
we won't collect variables for `data_par_vars` if it's `nullptr`.
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