warning C6011: dereferencing NULL pointer ＜name＞

去官网查下这个警告就知道解决办法了

https://docs.microsoft.com/en-us/cpp/code-quality/c6011?view=msvc-170&viewFallbackFrom=vs-2019

 

“To resolve the issue, validate the pointer before use.”：使用前验证下就ok了

if(pointer==NULL).......