> int segment; /* Index of first segment table entry. > */ > bool gc; /* Mark/sweep flag. */ > + bool is_executable : 1; /* Use Dwfl::executable_for_core? */
If you're going to use a bitfield, then make every other bool in that struct a bitfield too. But it's not usually worthwhile. It's premature microoptimization that privileges memory over CPU, which might not even be the right tradeoff any more.
