6724668: Hotspot: Official change to Sun Studio 12 compilers on Solaris

Summary: Moving to SS12. Builds with SS11 still work, the compiler comes from your PATH when building hotspot.
Reviewed-by: tbell

make/jprt.config

@@ -77,9 +77,7 @@ if [ "${osname}" = SunOS ] ; then
             # All jdk6 builds use SS11
             compiler_name=SS11
         else
-            # FIXUP: Change to SS12 once it has been validated.
-	    #compiler_name=SS12
-            compiler_name=SS11
+	    compiler_name=SS12
         fi
     fi
     

make/solaris/makefiles/sparcWorks.make

@@ -51,12 +51,9 @@ ifeq ($(JDK_MINOR_VERSION),6)
   VALIDATED_COMPILER_REV   := 5.8
   VALIDATED_C_COMPILER_REV := 5.8
 else
-  # FIXUP: Change to SS12 (5.9) once it has been validated.
   # Validated compiler for JDK7 is SS12 (5.9)
-  #VALIDATED_COMPILER_REV   := 5.9
-  #VALIDATED_C_COMPILER_REV := 5.9
-  VALIDATED_COMPILER_REV   := 5.8
-  VALIDATED_C_COMPILER_REV := 5.8
+  VALIDATED_COMPILER_REV   := 5.9
+  VALIDATED_C_COMPILER_REV := 5.9
 endif
 
 # Warning messages about not using the above validated version