harpiee

4 ms·

1. 1.▲
   by harpiee 3y ago

   Smart pointers for what? I don't use any dynamically allocated memory in my firmware projects. I do sometimes use statically allocated pools for things like packet buffers and allocate chunks out of them, but their lifetimes are not sc
2. 2.▲
   by harpiee 3y ago

   I do it mainly as a form of namespacing and aid in readability. do_thing(foo); // foo is variable do_thing(FOO); // FOO is constant (i.e this call should always do the same thing) foo = FOO; // I wann
3. 3.▲
   by harpiee 3y ago

   With unsigned you can actually check for overflow yourself very easily z=x+y; if(z < x || z < y) // overflow And bounds checks are just a single comparisons against an upper bound (handles both over and underflow)