emerge -pqv dev-util/electron
[ebuild N ] dev-util/electron-1.3.6 USE="cups gnome gnome-keyring proprietary-codecs pulseaudio system-ffmpeg tcmalloc -custom-cflags -hidpi -kerberos -lto (-neon) -pic (-selinux) {-test}" L10N="am ar bg bn ca cs da de el en-GB es es-419 et fa fi fil fr gu he hi hr hu id it ja kn ko lt lv ml mr ms nb nl pl pt-BR pt-PT ro ru sk sl sr sv sw ta te th tr uk vi zh-CN zh-TW"

snippet of build.log
ninja: build stopped: subcommand failed.

• ERROR: dev-util/electron-1.3.6::gentoo failed (compile phase):
• (no error message)
• Call stack:
• ebuild.sh, line 115: Called src_compile
• environment, line 5121: Called die
• The specific snippet of code:
• eninja -C ${compile_target} ${ninja_targets} || die
• If you need support, post the output of `emerge --info '=dev-util/electron-1.3.6::gentoo'`,
• the complete build log and the output of `emerge -pqv '=dev-util/electron-1.3.6::gentoo'`.
• MemTotal: 50331648 kB
• SwapTotal: 262144 kB
• The complete build log is located at '/var/tmp/portage/dev-util/electron-1.3.6/temp/build.log'.
• The ebuild environment file is located at '/var/tmp/portage/dev-util/electron-1.3.6/temp/environment'.
• Working directory: '/var/tmp/portage/dev-util/electron-1.3.6/work/chromium-52.0.2743.82'
• S: '/var/tmp/portage/dev-util/electron-1.3.6/work/chromium-52.0.2743.82'

Rollin