How to elimenate alignment for data structure? _C/C++_编程开发_程序员俱乐部

Just by adding #pragma pack(push,1) and #pragma pack(pop)
to surrand the data structure, and compiler will stop.

For example,

#pragma pack(push,1)
struct compoundKey{
uint32_t key1;
char????? key2;
}
#pragma pack(pop)


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