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  1. #include <stdio.h>
  2.  
  3. typedef enum __attribute__((packed)) {
  4.     STATE_IDLE = 0,
  5.     STATE_RUN,
  6. } State_t;
  7.  
  8. typedef struct __attribute__((packed)) {
  9.     State_t State;
  10.     int CB;
  11. } App1;
  12.  
  13. typedef struct __attribute__((packed)) {
  14.     int CB;
  15.     State_t State;
  16. } App2;
  17.  
  18. int main() {
  19. 	printf("%zu, %zu\n", sizeof(App1), sizeof(App2));
  20. 	return 0;
  21. }
Success #stdin #stdout 0s 5272KB
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Standard input is empty
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5, 5
https://ideone.com/Z4fxNW
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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