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  1. #include <stdio.h>
  2. #include <stdint.h>
  3. static uint8_t descriptor = 0;
  4. static inline void XDMAC_UPDATE(uint8_t *const ptr)
  5. {
  6. 	*ptr |= 1;
  7. }
  8. int main(void) {
  9. 	// your code goes here
  10. 	descriptor = 4;
  11. 	XDMAC_UPDATE(&descriptor);
  12. 	printf("descriptor=%u\n", descriptor);
  13. 	return 0;
  14. }
  15.  
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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descriptor=5
https://ideone.com/Dd8yNk
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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