make[1]: *** [exrdisplay] Error 1
make: *** [all-recursive] Error 1

!!! ERROR: media-libs/openexr-1.4.0a failed.
Call stack:
  ebuild.sh, line 1614:   Called dyn_compile
  ebuild.sh, line 971:   Called qa_call 'src_compile'
  environment, line 3538:   Called src_compile
  openexr-1.4.0a.ebuild, line 48:   Called die

!!! make failed
!!! If you need support, post the topmost build error, and the call stack if relevant.
!!! A complete build log is located at '/var/tmp/portage/media-libs/openexr-1.4.0a/temp/build.log'.