8005956: C2: assert(!def_outside->member(r)) failed: Use of external LRG overlaps the same LRG defined in this block Summary: Disable re-materialization of reaching definitions (which have live inputs) for phi nodes when spilling. Reviewed-by: twisti, kvn

8013329: File leak in hotspot/src/share/vm/compiler/compileBroker.cpp Summary: Added calling of the destructor of CompileLog so that files are closed. Added/moved memory allocation/deallocation of the string that contains the name of the log file to class CompileLog. Reviewed-by: kvn, roland