I don't know how much improvement we can expect in, say half an year's time. At the moment, I Ctrl+Left click on a member function in a moderately complex project, the parsing starts and goes on for ever. At least 30 minutes past and no idea how much longer it's going to take. In contrast, it used to work so smoothly.

Theoretically moving to libclang is the right thing to do, but there is a huge chance it may render theide completely useless.

Something might not be right.