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  1. #include <iostream>
  2. #include <inttypes.h>
  3.  
  4. enum MyEnum {Test, Enum, Flags};
  5.  
  6. union BitField
  7. {
  8.     unsigned int one : 16;
  9.     MyEnum two : 8;
  10.     signed int three : 7;
  11.     bool four : 1;
  12. };
  13.  
  14. int main()
  15. {
  16.     std::cout << "sizeof(BitField) == " << sizeof(BitField) << std::endl;
  17.  
  18.     return 0;
  19. }
Success #stdin #stdout 0s 2896KB
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stdin
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Standard input is empty
stdout
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sizeof(BitField) == 4
https://ideone.com/B5OYjh
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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