else # GhcRtsWithPapi==YES
+PACKAGE_CPP_OPTS += -DPAPI_INCLUDE_DIR=""
PACKAGE_CPP_OPTS += -DPAPI_LIB_DIR=""
endif
sm/Evac_thr_HC_OPTS += -optc-DPARALLEL_GC
sm/Scav_thr_HC_OPTS += -optc-DPARALLEL_GC
+
+sm/Evac_thr_HC_OPTS += -optc-funroll-loops
else
EXCLUDED_SRCS += sm/Evac_thr.c sm/Scav_thr.c
endif