https://wiki.eclipse.org/Eclipse/Installation#Eclipse_4.5_.28Mars.29 " Eclipse 4.5 (Mars) Eclipse 4.5 (Mars) was released on June 24, 2015. Consider using the new Installer! Please see 6 Steps to Install Eclipse. A Java 7 JRE/JDK is required for all Mars package downloads based on Eclipse 4.5. Information concerning tested configurations for Eclipse 4.5 is provided here[1]. " [1] http://www.eclipse.org/eclipse/development/readme_eclipse_4.4.html#TargetOperatingEnvironments
Fixed in: http://git.yoctoproject.org/cgit/cgit.cgi/eclipse-poky/commit/?id=9b10b9eeaa87580c2126f18d74fe2ff9c8eaf951