diff --git a/Makefile b/Makefile
index 0307db11e..f29ea27e6 100644
--- a/Makefile
+++ b/Makefile
@@ -22,8 +22,8 @@ uninstall:
 	$(RM) `opam var bin`/$(EXECUTABLE)
 
 regression:
-	$(MAKE) clean check -C regression
-	$(MAKE) clean check -C stdlib/regression
+	$(MAKE) clean check -j -C regression
+	$(MAKE) clean check -j -C stdlib/regression
 	bash deploy_build.sh
 	$(MAKE) -C lama-compiler
 
diff --git a/lama-compiler/Makefile b/lama-compiler/Makefile
index 04bfba1aa..4bd2a7253 100644
--- a/lama-compiler/Makefile
+++ b/lama-compiler/Makefile
@@ -1,9 +1,11 @@
-.PHONY: all 
+.PHONY: all
 
 all:
-	make -C src
-	make -C runtime
-	make -C regression
+	@echo "build Lama in Lama"
+	@make -C src
+	@make -C runtime
+	@echo "regression Lama in Lama"
+	@make -C regression
 
 clean:
 	make clean -C src
diff --git a/lama-compiler/regression/Makefile b/lama-compiler/regression/Makefile
index 9ea11d187..1e84a8c3d 100644
--- a/lama-compiler/regression/Makefile
+++ b/lama-compiler/regression/Makefile
@@ -9,10 +9,10 @@ RM=rm -rf
 check: $(TESTS) expr_tests
 
 $(TESTS): %: %.lama
-	@echo $@
-	@ulimit -s -S 32768; cat $@.input | $(LAMAC) $@.lama -i > $@.log && diff $@.log orig/$@.log 
+	@echo "lama-compiler/regression/$@"
+	@ulimit -s -S 32768; cat $@.input | $(LAMAC) $@.lama -i > $@.log && diff $@.log orig/$@.log
 	@ulimit -s -S 32768; cat $@.input | $(LAMAC) $@.lama -s > $@.log && diff $@.log orig/$@.log
-	$(LAMAC) $@.lama && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
+	@$(LAMAC) $@.lama && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
 
 expr_tests:
 	make -C expressions
diff --git a/lama-compiler/regression/deep-expressions/Makefile b/lama-compiler/regression/deep-expressions/Makefile
index f5c99892d..fc9547d7f 100644
--- a/lama-compiler/regression/deep-expressions/Makefile
+++ b/lama-compiler/regression/deep-expressions/Makefile
@@ -7,7 +7,7 @@ LAMAC = ../../src/lama-impl
 check: $(TESTS)
 
 $(TESTS): %: %.lama
-	@echo $@
+	@echo "lama-compiler/regression/deep-expressions/$@"
 	@cat $@.input | $(LAMAC) -i $< > $@.log && diff $@.log orig/$@.log
 	@cat $@.input | $(LAMAC) -s $< > $@.log && diff $@.log orig/$@.log
 	@LAMA_RUNTIME=../../runtime $(LAMAC) $< && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
diff --git a/lama-compiler/regression/expressions/Makefile b/lama-compiler/regression/expressions/Makefile
index f5c99892d..2ac7a61e5 100644
--- a/lama-compiler/regression/expressions/Makefile
+++ b/lama-compiler/regression/expressions/Makefile
@@ -7,7 +7,7 @@ LAMAC = ../../src/lama-impl
 check: $(TESTS)
 
 $(TESTS): %: %.lama
-	@echo $@
+	@echo "lama-compiler/regression/expressions/$@"
 	@cat $@.input | $(LAMAC) -i $< > $@.log && diff $@.log orig/$@.log
 	@cat $@.input | $(LAMAC) -s $< > $@.log && diff $@.log orig/$@.log
 	@LAMA_RUNTIME=../../runtime $(LAMAC) $< && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
diff --git a/regression/Makefile b/regression/Makefile
index cdc36d7c9..6512b86b0 100644
--- a/regression/Makefile
+++ b/regression/Makefile
@@ -1,18 +1,28 @@
-TESTS=$(sort $(basename $(wildcard test*.lama)))
+DEBUG_FILES=stack-dump-before data-dump-before extra-roots-dump-before heap-dump-before stack-dump-after data-dump-after extra-roots-dump-after heap-dump-after
+TESTS=$(sort $(filter-out test111, $(basename $(wildcard test*.lama))))
 
 LAMAC=../src/lamac
 
 .PHONY: check $(TESTS)
 
-check: $(TESTS)
+
+check: ctest111 $(TESTS) expr_tests
 
 $(TESTS): %: %.lama
-	@echo $@
-#	cat $@.input | LAMA=../runtime $(LAMAC) -i $< > $@.log && diff $@.log orig/$@.log
-#	cat $@.input | LAMA=../runtime $(LAMAC) -ds -s $< > $@.log && diff $@.log orig/$@.log
-	LAMA=../runtime $(LAMAC) $< && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
+	@echo "regression/$@"
+	@cat $@.input | LAMA=../runtime $(LAMAC) -i $< > $@.log && diff $@.log orig/$@.log
+	@cat $@.input | LAMA=../runtime $(LAMAC) -ds -s $< > $@.log && diff $@.log orig/$@.log
+	@LAMA=../runtime $(LAMAC) $< && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
+
+ctest111:
+	@echo "regression/test111"
+	@LAMA=../runtime $(LAMAC) test111.lama && cat test111.input | ./test111 > test111.log && diff test111.log orig/test111.log
+
+expr_tests:
+	make -j -C expressions
+	make -j -C deep-expressions
 
 clean:
-	$(RM) test*.log *.s *~ $(TESTS) *.i
+	$(RM) test*.log *.s *.sm *~ $(TESTS) *.i $(DEBUG_FILES)
 	$(MAKE) clean -C expressions
 	$(MAKE) clean -C deep-expressions
diff --git a/regression/deep-expressions/Makefile b/regression/deep-expressions/Makefile
index b37c09433..981d04b6b 100644
--- a/regression/deep-expressions/Makefile
+++ b/regression/deep-expressions/Makefile
@@ -7,10 +7,10 @@ LAMAC = ../../src/lamac
 check: $(TESTS)
 
 $(TESTS): %: %.lama
-	@echo $@
+	@echo "regression/deep-expressions/$@"
 	@LAMA=../../runtime $(LAMAC) $< && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
-	@cat $@.input | $(LAMAC) -i $< > $@.log && diff $@.log orig/$@.log
-	@cat $@.input | $(LAMAC) -s $< > $@.log && diff $@.log orig/$@.log
+	@cat $@.input | LAMA=../../runtime $(LAMAC) -i $< > $@.log && diff $@.log orig/$@.log
+	@cat $@.input | LAMA=../../runtime $(LAMAC) -s $< > $@.log && diff $@.log orig/$@.log
 
 clean:
 	rm -f *.log *.s *~
diff --git a/regression/expressions/Makefile b/regression/expressions/Makefile
index 8ab41d698..4e4737c6e 100644
--- a/regression/expressions/Makefile
+++ b/regression/expressions/Makefile
@@ -7,10 +7,10 @@ RC = ../../src/lamac
 check: $(TESTS)
 
 $(TESTS): %: %.lama
-	@echo $@
+	@echo "regression/expressions/$@"
 	@LAMA=../../runtime $(RC) $< && cat $@.input | ./$@ > $@.log && diff $@.log orig/$@.log
-	@cat $@.input | $(RC) -i $< > $@.log && diff $@.log orig/$@.log
-	@cat $@.input | $(RC) -s $< > $@.log && diff $@.log orig/$@.log
+	@cat $@.input | LAMA=../../runtime $(RC) -i $< > $@.log && diff $@.log orig/$@.log
+	@cat $@.input | LAMA=../../runtime $(RC) -s $< > $@.log && diff $@.log orig/$@.log
 
 clean:
 	rm -f *.log *.s *~