AReduceSumFusionPass
Description
Changes the ReduceSum operator that fits the graph fusion pattern to the Reshape operator in static scenarios.

Restrictions
- The fusion pattern does not take effect in dynamic scenarios.
- The axis is not an empty tensor, the axis size does not exceed the range of the input dimensions, and the input shape consists entirely of ones, for example, [1,1,1].
- This fusion pattern cannot be disabled.
Availability
Parent topic: Graph Fusion Patterns