4 ms·
Haven't read the article but if block is void *, this won't compile because sizeof(void) is not defined. And they are probably trying to subtract the sizeof(str
by mav3rick 8y ago
Haven't read the article but if block is void *, this won't compile because sizeof(void) is not defined. And they are probably trying to subtract the sizeof(struct header) hence the expression in your original comment.
- tom_ 8y agogcc actually lets you do this: https://gcc.gnu.org/onlinedocs/gcc-8.2.0/gcc/Pointer-Arith.html#Pointer-Arith https://gcc.gnu.org/onlinedocs/gcc-8.2.0/gcc/Pointer-Arith.h...