3rd-batch-01-未显式检查是否包含有效张量#75498
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wanghuancoder
approved these changes
Sep 25, 2025
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PR Category
Execute Infrastructure
PR Types
Bug fixes
Description
第三批-编号01（共1处)
代码试图从一个
paddle::optional<DenseTensor>类型的mask中获取数据指针，但未通过mask.has_value()判断其是否包含有效张量。如果调用方未提供mask，mask将为空，此时mask->data<T>()等价于对空optional解引用，触发未定义行为，极可能导致空指针异常或段错误。通过has_value()显式检查mask是否存在，若不存在则将mask_ptr设为nullptr