+ifeq "$(GhcStage1DefaultNewCodegen)" "YES"
+compiler_stage1_HC_OPTS += -DGHC_DEFAULT_NEW_CODEGEN
+endif
+
+ifeq "$(GhcStage2DefaultNewCodegen)" "YES"
+compiler_stage2_HC_OPTS += -DGHC_DEFAULT_NEW_CODEGEN
+endif
+
+ifeq "$(GhcStage3DefaultNewCodegen)" "YES"
+compiler_stage3_HC_OPTS += -DGHC_DEFAULT_NEW_CODEGEN
+endif
+