make/solaris/makefiles/rules.make

*** 116,127 ****
--- 116,133 ----
  # 'gmake MAKE_VERBOSE=y' gives all the gory details.
  QUIETLY$(MAKE_VERBOSE)  = @
  RUN.JAR$(MAKE_VERBOSE) += >/dev/null
  
  # Settings for javac
+ ifeq ($(ENABLE_JFR), true)
+ # JFR source code is consciously left as close as possible to later versions of JDK. hence need at least lambda support
  BOOT_SOURCE_LANGUAGE_VERSION = 8
  BOOT_TARGET_CLASS_VERSION = 8
+ else
+ BOOT_SOURCE_LANGUAGE_VERSION = 7
+ BOOT_TARGET_CLASS_VERSION = 7
+ endif
  JAVAC_FLAGS = -g -encoding ascii
  BOOTSTRAP_JAVAC_FLAGS = $(JAVAC_FLAGS) -source $(BOOT_SOURCE_LANGUAGE_VERSION) -target $(BOOT_TARGET_CLASS_VERSION)
  
  # With parallel makes, print a message at the end of compilation.
  ifeq    ($(findstring j,$(MFLAGS)),j)