| size | 大小（以字节为单位）。 |
bool 如果成功设置了请求的大小，则返回 true。如果值被拒绝（太小），则返回 false。
设置临时分配器的大小。
可用于更改用于临时分配的运行时分配器（基于堆栈）的大小。如果 TempAlloc.Overflow 性能分析器标记影响运行时性能，则提高此值。降低此值可节省所用的峰值内存。
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