This sounds like bug 1111268.
Did you remember to configure Mir with: env PKG_CONFIG_PATH=/opt/mir/lib/pkgconfig cmake .. ?
If you're sure the mentioned patch is correct then please propose it for merging to lp:mir.
This sounds like bug 1111268.
Did you remember to configure Mir with: PATH=/opt/ mir/lib/ pkgconfig cmake ..
env PKG_CONFIG_
?
If you're sure the mentioned patch is correct then please propose it for merging to lp:mir.