Suspect JDK-5049299 has broken old make in jdk8, as it's the only change in jdk/make/java/java/Makefile that exists in jdk8/tl and not in jdk8/jdk8. The failure below is referring to line 502, which only exists in jdk8/tl

http://rehudson.us.oracle.com:8080/hudson/view/JDK8/view/Nightly/view/tl/job/jdk8_tl-2-build-solaris-sparc-product/440/console

ar: creating /HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl/build/solaris-sparc/tmp/java/fdlibm/obj/libfdlibm.sparc.a
gnumake[4]: Leaving directory `/HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl/jdk/make/java/fdlibm'
INFO: ENABLE_FULL_DEBUG_SYMBOLS=1
INFO: /usr/sfw/bin/gobjcopy cmd found so will create .debuginfo files.
INFO: STRIP_POLICY=min_strip
INFO: ZIP_DEBUGINFO_FILES=1
gnumake[4]: Entering directory `/HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl/jdk/make/java/java'
Makefile:502: *** missing separator. Stop.
gnumake[4]: Leaving directory `/HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl/jdk/make/java/java'
gnumake[3]: *** [all] Error 1
gnumake[3]: Leaving directory `/HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl/jdk/make/java'
gnumake[2]: *** [all] Error 1
gnumake[2]: Leaving directory `/HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl/jdk/make'
gnumake[1]: *** [jdk-build] Error 2
gnumake[1]: Leaving directory `/HUDSON2/workspace/jdk8_tl-2-build-solaris-sparc-product/jdk8_tl'
gnumake: *** [build_product_image] Error 2
gmkexitcode=2
+ [ 2 -ne 0 ]
+ errorExit gnumake failed, return code 2
+ echo ERROR: gnumake failed, return code 2
ERROR: gnumake failed, return code 2
+ exit 3
Notifying upstream build jdk8_tl-2-build-prejoint-solaris-sparc-sparcv9 #419 of job completion
Project jdk8_tl-2-build-prejoint-solaris-sparc-sparcv9 still waiting for 1 builds to complete
Notifying upstream projects of job completion
Notifying upstream of completion: jdk8_tl-2-build-prejoint-solaris-sparc-sparcv9 #419
Finished: FAILURE


JCE still must be built using old make, until JDK-8006350 is addressed.