结构体 字节对齐的练习
2018-05-04 本文已影响0人
Asura_Luo
结构体 字节对齐的练习
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分析结构体大小
struct S1 { char c1; double d; char c2; char c3; }; struct S2 { char c1; char c2; char c3; double d; }; struct S3 { char c1; S1 s; char c2; char c3; };
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分析结构体大小
#pragma pack(1) struct S1 { char c1; double d; char c2; char c3; }; #pragma pack() struct S3 { char c1; S1 s; char c2; char c3; };
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分析结构体大小
#pragma pack(4) struct S1 { char c1; double d; char c2; char c3; }; #pragma pack() struct S3 { char c1; S1 s; char c2; char c3; };
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分析结构体大小
struct S1 { char c1; double d; char c2; char c3; }; #pragma pack(1) struct S3 { char c1; S1 s; char c2; char c3; }; #pragma pack()
