See attached build log.
(Please do not complain about the need for looking at the build log until you can provide an easy way to open bugs with the correct data picked out of a tinderbox log. Thanks.)
Created attachment 245703 [details]
Ok, i've played a bit with the package. I could finally:
* fixed the LDFLAGS issue (patched the makefile)
* fixed bug #455678 (updated dependencies in ebuild)
* fixed calling g++ directly
* updated ebuild to eapi 5 (as far as i can, please have a lock at it)
Created attachment 340850 [details]
updated (eapi5) ebuild
Created attachment 340852 [details, diff]
patch for the makefile
tinderbox has reproduced this issue with version 1.1 - Updating summary.