Enable AllocationAge by default for local testing

Signed-off-by: lhu <linhu@ca.ibm.com>

Author: LinHu2016

runtime/gc_vlhgc/ConfigurationIncrementalGenerational.cpp

@@ -304,6 +304,9 @@ MM_ConfigurationIncrementalGenerational::initialize(MM_EnvironmentBase *env)
 #define DEFAULT_MAX_NURSERY_AGE							1
 #define DEFAULT_MAX_AGE_FOR_ALLOCATION_BASED			5
 
+	/* enable AllocationAge by default for local testing */
+	extensions->tarokAllocationAgeEnabled = true;
+
 	/* set default region maximum age if it is not specified yet */
 	if (0 == extensions->tarokRegionMaxAge) {
 		if (extensions->tarokAllocationAgeEnabled) {