master
8368312: Move CC_OUT_OPTION out of spec.gmk
8349515: [REDO] Framework for tracing makefile inclusion and parsing
8370438: Offer link time optimization support on library level
8368102: Don't store macros in spec.gmk
8330341: Wrap call to MT in ExecuteWithLog
8334391: JDK build should exclude *-files directories for Java source