junrushao1994 commented on a change in pull request #8767:
URL: https://github.com/apache/tvm/pull/8767#discussion_r690932639
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File path: src/tir/schedule/analysis.h
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@@ -132,6 +132,15 @@ void CheckReductionBlock(const ScheduleState& self, const
StmtSRef& block_sref,
bool IsAffineBinding(const BlockRealize& realize, const Map<Var, Range>&
loop_var_ranges,
arith::Analyzer* analyzer);
+/*!
+ * \brief Check whether a block has an affine binding using the cached flag,
and throw an exception
+ * if the block does not have an affine binding.
+ * \param self The schedule state
+ * \param block The block to be checked
+ * \throw ScheduleError If the input block does not have an affine binding
+ */
+void CheckAffineBinding(const ScheduleState& self, Block block);
Review comment:
Given the method is not consuming the block in most of the cases
```suggestion
void CheckAffineBinding(const ScheduleState& self, const Block& block);
```
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