Make sure there aren’t any GDB-related certificates.In your terminal to see if the Debugging Restriction component is “Disabled”. In the Menu, select “Utilities” → “Terminal” to open a terminal. Select a language and enter the Recovery Mode UI.You should now be booting into Recovery Mode. Turn it on again, hold cmd + R when booting up, until logo shows up. Turn off System Intergrity (Debugging Component) If you already have it (with brew for example), make a clean uninstallation (e.g. Met problems considering Codesign or “ During startup program terminated with signal …” / “ unknown load command 0x32”, etc.If you really wanna make it, the following procedure is what finally worked or me. TL DR: Use lldb instead of GNU gdb on macOS >= 10.14 Mojave directly (app verification scheme on newer macOS gets really complicated). Hosted on GitHub Pages - Theme by orderedlist GDB Installation & Code-sign Steps on macOS X Guanzhou's personal storage for lecture notes, blog posts, & good mood.
