diff --git a/Makefile b/Makefile
index 7830afc16..0f3a5817d 100644
--- a/Makefile
+++ b/Makefile
@@ -22,9 +22,12 @@
 #       debug_release: - JERRY_NDEBUG; + optimizations; + debug symbols; + -Werror  | checked release build
 #       release:       + JERRY_NDEBUG; + optimizations; - debug symbols; + -Werror  | release build
 #
-#    Target system part (after first dot):
+#    Target system and modifiers part (after first dot):
 #       linux - target system is linux
-#       stm32f{4} - target is STM32F{4} board 
+#       stm32f{4} - target is STM32F{4} board
+#
+#       Modifiers can be added after '-' sign.
+#        For list of modifiers for PC target - see TARGET_PC_MODS, for MCU target - TARGET_MCU_MODS.
 #
 #    Target action part (optional, after second dot):
 #       check - run cppcheck on src folder, unit and other tests
@@ -41,12 +44,21 @@
 export TARGET_MODES = debug debug_release release
 export TARGET_PC_SYSTEMS = linux
 export TARGET_MCU_SYSTEMS = $(addprefix stm32f,4) # now only stm32f4 is supported, to add, for example, to stm32f3, change to $(addprefix stm32f,3 4)
-export TARGET_SYSTEMS = $(TARGET_PC_SYSTEMS) $(TARGET_MCU_SYSTEMS)
+
+export TARGET_PC_MODS = libc_raw musl sanitize valgrind \
+                        libc_raw-sanitize libc_raw-valgrind \
+                        musl-valgrind
+
+export TARGET_MCU_MODS =
+
+export TARGET_SYSTEMS = $(TARGET_PC_SYSTEMS) \
+                        $(TARGET_MCU_SYSTEMS) \
+                        $(foreach __MOD,$(TARGET_PC_MODS),$(foreach __SYSTEM,$(TARGET_PC_SYSTEMS),$(__SYSTEM)-$(__MOD))) \
+                        $(foreach __MOD,$(TARGET_MCU_MODS),$(foreach __SYSTEM,$(TARGET_MCU_SYSTEMS),$(__SYSTEM)-$(__MOD)))
 
 # Target list
 export JERRY_TARGETS = $(foreach __MODE,$(TARGET_MODES),$(foreach __SYSTEM,$(TARGET_SYSTEMS),$(__MODE).$(__SYSTEM)))
 export TESTS_TARGET = unittests
-export PARSER_TESTS_TARGET = testparser
 export CHECK_TARGETS = $(foreach __TARGET,$(JERRY_TARGETS),$(__TARGET).check)
 export FLASH_TARGETS = $(foreach __TARGET,$(foreach __MODE,$(TARGET_MODES),$(foreach __SYSTEM,$(TARGET_MCU_SYSTEMS),$(__MODE).$(__SYSTEM))),$(__TARGET).flash)
 
@@ -60,16 +72,51 @@ export echo
 export todo
 export fixme
 export color
-export sanitize
-export valgrind
-export musl
-export libc_raw
 
-all: clean $(TESTS_TARGET) $(CHECK_TARGETS)
+build: clean $(JERRY_TARGETS)
 
-$(JERRY_TARGETS) $(TESTS_TARGET) $(PARSER_TESTS_TARGET) $(FLASH_TARGETS) $(CHECK_TARGETS):
-	@echo $@
-	@$(MAKE) -f Makefile.mk TARGET=$@ $@
+all: clean $(JERRY_TARGETS) $(TESTS_TARGET) $(CHECK_TARGETS)
+
+.SILENT: commit
+
+GIT_STATUS_NOT_CLEAN_MSG="Git status of current directory is not clean"
+GIT_STATUS_CONSIDER_CLEAN_MSG="Consider removing all untracked files and locally commiting all changes and running \'make precommit\' again"
+PRECOMMIT_CHECK_TARGETS_LIST= debug.linux-sanitize.check \
+                              debug.linux-valgrind.check \
+                              debug_release.linux-sanitize.check \
+                              debug_release.linux-valgrind.check \
+                              release.linux-sanitize.check \
+                              release.linux-musl-valgrind.check \
+                              release.linux-libc_raw-valgrind.check
+
+git_status_pre_test_check:
+	@ clear
+	@ if [ "`git status --porcelain 2>&1 | wc -l`" != "0" ]; \
+          then \
+            echo -e "\n  \e[1;90m$(GIT_STATUS_NOT_CLEAN_MSG):\n"; \
+            git status ; \
+            echo -e "\n\n  $(GIT_STATUS_CONSIDER_CLEAN_MSG).\e[0m\n"; \
+          fi
+
+precommit: clean git_status_pre_test_check build
+	@ echo -e "\n================ Build completed successfully. Running precommit tests ================\n"
+	@ echo -e "All targets were built successfully. Starting unit tests' build and run.\n"
+	@ $(MAKE) -s unittests TESTS_OPTS="--silent"
+	@ echo -e "Unit tests completed successfully. Starting parse-only testing.\n"
+	@ $(MAKE) -s $(PRECOMMIT_CHECK_TARGETS_LIST) TESTS_DIR=./tests/jerry TESTS_OPTS="--parse-only" OUTPUT_TO_LOG=enable
+	@ echo -e "\e[0;31mFIXME:\e[0m './benchmarks/jerry parse-only' testing skipped.\n"; # $(MAKE) -s $(PRECOMMIT_CHECK_TARGETS_LIST) TESTS_DIR=./benchmarks/jerry TESTS_OPTS="--parse-only" OUTPUT_TO_LOG=enable
+	@ echo -e "Parse-only testing completed successfully. Starting full tests run.\n"
+	@ echo -e "\e[0;31mFIXME:\e[0m Full testing skipped.\n"; # $(MAKE) -s $(PRECOMMIT_CHECK_TARGETS_LIST) TESTS_DIR=./tests/jerry OUTPUT_TO_LOG=enable
+	@ echo -e "Full testing completed successfully\n\n================\n\n"
+	@ if [ "`git status --porcelain 2>&1 | grep -v -e '^?? out/$' | wc -l`" == "0" ]; \
+          then \
+            echo -e "\e[0;32m OK to push\e[0m"; \
+          else \
+            echo -e "\e[1;33m $(GIT_STATUS_NOT_CLEAN_MSG). $(GIT_STATUS_CONSIDER_CLEAN_MSG).\e[0m\n"; \
+          fi;
+
+$(JERRY_TARGETS) $(TESTS_TARGET) $(FLASH_TARGETS) $(CHECK_TARGETS):
+	@$(MAKE) -s -f Makefile.mk TARGET=$@ $@
 
 clean:
-	rm -rf $(OUT_DIR)
+	@ rm -rf $(OUT_DIR)
diff --git a/Makefile.mk b/Makefile.mk
index 65d3cdb8f..138bc11b6 100644
--- a/Makefile.mk
+++ b/Makefile.mk
@@ -18,29 +18,33 @@ LNK_SCRIPT_STM32F4 = ./third-party/stm32f4.ld
 
 # Parsing target
 #   '.' -> ' '
-TARGET_SPACED = $(subst ., ,$(TARGET))
+TARGET_SPACED := $(subst ., ,$(TARGET))
 #   extract target mode part
-TARGET_MODE   = $(word 1,$(TARGET_SPACED))
+TARGET_MODE   := $(word 1,$(TARGET_SPACED))
+#   extract target system part with modifiers
+TARGET_SYSTEM_AND_MODS := $(word 2,$(TARGET_SPACED))
+TARGET_SYSTEM_AND_MODS_SPACED := $(subst -, ,$(TARGET_SYSTEM_AND_MODS))
+
 #   extract target system part
-TARGET_SYSTEM = $(word 2,$(TARGET_SPACED))
+TARGET_SYSTEM := $(word 1,$(TARGET_SYSTEM_AND_MODS_SPACED))
+
+#   extract modifiers
+TARGET_MODS := $(wordlist 2, $(words $(TARGET_SYSTEM_AND_MODS_SPACED)), $(TARGET_SYSTEM_AND_MODS_SPACED))
+
 #   extract optional action part
-TARGET_ACTION = $(word 3,$(TARGET_SPACED))
+TARGET_ACTION := $(word 3,$(TARGET_SPACED))
 
 # Target used as dependency of an action (check, flash, etc.)
-TARGET_OF_ACTION = $(TARGET_MODE).$(TARGET_SYSTEM)
-
-# target folder name in $(OUT_DIR)
-TARGET_DIR=$(OUT_DIR)/$(TARGET_MODE).$(TARGET_SYSTEM)
+TARGET_OF_ACTION := $(TARGET_MODE).$(TARGET_SYSTEM_AND_MODS)
 
 # unittests mode -> linux system
 ifeq ($(TARGET_MODE),$(TESTS_TARGET))
- TARGET_SYSTEM = linux
+ TARGET_SYSTEM := linux
+ TARGET_SYSTEM_AND_MODS := $(TARGET_SYSTEM)
 endif
 
-# parse-only mode -> linux system
-ifeq ($(TARGET_MODE),$(PARSER_TESTS_TARGET))
- TARGET_SYSTEM = linux
-endif
+# target folder name in $(OUT_DIR)
+TARGET_DIR=$(OUT_DIR)/$(TARGET_MODE).$(TARGET_SYSTEM_AND_MODS)
 
 #
 # Options setup
@@ -73,6 +77,13 @@ else
      OPTION_ECHO := disable
 endif
 
+# -fdiagnostics-color=always
+ifeq ($(color),1)
+     OPTION_COLOR := enable
+else
+     OPTION_COLOR := disable
+endif
+
 # JERRY_NDEBUG, debug symbols
 ifeq ($(TARGET_MODE),release)
  OPTION_NDEBUG = enable
@@ -98,13 +109,13 @@ else
 	OPTION_MCU = disable
 endif
 
-ifeq ($(musl),1)
+ifeq ($(filter musl,$(TARGET_MODS)), musl)
      OPTION_LIBC_MUSL := enable
 else
      OPTION_LIBC_MUSL := disable
 endif
 
-ifeq ($(libc_raw),1)
+ifeq ($(filter libc_raw,$(TARGET_MODS)), libc_raw)
      ifeq ($(OPTION_LIBC_MUSL),enable)
       $(error LIBC_RAW and LIBC_MUSL are mutually exclusive)
      endif
@@ -114,13 +125,7 @@ else
      OPTION_LIBC_RAW := disable
 endif
 
-ifeq ($(color),1)
-     OPTION_COLOR := enable
-else
-     OPTION_COLOR := disable
-endif
-
-ifeq ($(sanitize),1)
+ifeq ($(filter sanitize,$(TARGET_MODS)), sanitize)
      ifeq ($(OPTION_LIBC_MUSL),enable)
       $(error ASAN and LIBC_MUSL are mutually exclusive)
      endif
@@ -130,7 +135,7 @@ else
      OPTION_SANITIZE := disable
 endif
 
-ifeq ($(valgrind),1)
+ifeq ($(filter valgrind,$(TARGET_MODS)), valgrind)
      OPTION_VALGRIND := enable
 
      ifeq ($(OPTION_SANITIZE),enable)
@@ -306,7 +311,7 @@ ifeq ($(OPTION_FIXME),enable)
 endif
 
 ifeq ($(OPTION_VALGRIND),enable)
- VALGRIND_CMD := "valgrind --track-origins=yes"
+ VALGRIND_CMD := "valgrind --error-exitcode=254 --track-origins=yes"
 else
  VALGRIND_CMD :=
  DEFINES_JERRY += -DJERRY_NVALGRIND
@@ -351,11 +356,8 @@ all: clean $(JERRY_TARGETS)
 
 $(JERRY_TARGETS):
 	@rm -rf $(TARGET_DIR)
-	@echo "=== Running cppcheck ==="
-	@cppcheck $(DEFINES_JERRY) `find $(UNITTESTS_SRC_DIR) -name *.[c]` $(SOURCES_JERRY_C) $(INCLUDES_JERRY) $(INCLUDES_THIRDPARTY) \
+	@cppcheck $(DEFINES_JERRY) $(SOURCES_JERRY_C) $(INCLUDES_JERRY) $(INCLUDES_THIRDPARTY) \
           --error-exitcode=1 --std=c99 --enable=all --suppress=missingIncludeSystem --suppress=unusedFunction 1>/dev/null
-	@echo Done
-	@echo
 	@mkdir -p $(TARGET_DIR)
 	@mkdir -p $(TARGET_DIR)/obj
 	@source_index=0; \
@@ -387,6 +389,8 @@ $(TESTS_TARGET):
 	@rm -rf $(TARGET_DIR)
 	@mkdir -p $(TARGET_DIR)
 	@mkdir -p $(TARGET_DIR)/obj
+	@cppcheck $(DEFINES_JERRY) `find $(UNITTESTS_SRC_DIR) -name *.[c]` $(SOURCES_JERRY_C) $(INCLUDES_JERRY) $(INCLUDES_THIRDPARTY) \
+          --error-exitcode=1 --std=c99 --enable=all --suppress=missingIncludeSystem --suppress=unusedFunction 1>/dev/null
 	@source_index=0; \
 	for jerry_src in $(SOURCES_JERRY); \
         do \
@@ -406,28 +410,30 @@ $(TESTS_TARGET):
 		if [ $$? -ne 0 ]; then echo Failed "'$$cmd'"; exit 1; fi; \
 	done
 	@ rm -rf $(TARGET_DIR)/obj
-	@ echo "=== Running unit tests ==="
-	@ VALGRIND=$(VALGRIND_CMD) ./tools/jerry_unittest.sh $(TARGET_DIR)
-	@ echo Done
-	@ echo
+	@ VALGRIND=$(VALGRIND_CMD) ./tools/jerry_unittest.sh $(TARGET_DIR) $(TESTS_OPTS)
 
-$(PARSER_TESTS_TARGET): debug_release.$(TARGET_SYSTEM)
+$(CHECK_TARGETS):
+	@ if [ ! -f $(TARGET_DIR)/$(ENGINE_NAME) ]; then echo $(TARGET_OF_ACTION) is not built yet; exit 1; fi;
+	@ if [ ! -d "$(TESTS_DIR)" ]; then echo \"$(TESTS_DIR)\" is not a directory; exit 1; fi;
+	@ rm -rf $(TARGET_DIR)/check
 	@ mkdir -p $(TARGET_DIR)/check
-	@ echo "=== Running parser tests ==="
-	@ if [ -f $(TARGET_DIR)/$(ENGINE_NAME) ]; then \
-		VALGRIND=$(VALGRIND_CMD) ./tools/jerry_test.sh $(TARGET_DIR)/$(ENGINE_NAME) $(TARGET_DIR)/check --parse-only; \
-	fi
+	@ if [ "$(OUTPUT_TO_LOG)" = "enable" ]; \
+          then \
+            ADD_OPTS="--output-to-log"; \
+          fi; \
+          VALGRIND=$(VALGRIND_CMD) ./tools/jerry_test.sh $(TARGET_DIR)/$(ENGINE_NAME) $(TARGET_DIR)/check $(TESTS_DIR) $(TESTS_OPTS) $$ADD_OPTS; \
+          status_code=$$?; \
+          if [ $$status_code -ne 0 ]; \
+          then \
+            echo $(TARGET) failed; \
+            if [ "$(OUTPUT_TO_LOG)" = "enable" ]; \
+            then \
+              echo See log in $(TARGET_DIR)/check directory for details.; \
+            fi; \
+            \
+            exit $$status_code; \
+          fi;
 
-$(CHECK_TARGETS): $(TARGET_OF_ACTION)
-	@ make unittests testparser
-	@ mkdir -p $(TARGET_DIR)/check
-	@ echo "=== Running js tests ==="
-	@ if [ -f $(TARGET_DIR)/$(ENGINE_NAME) ]; then \
-		VALGRIND=$(VALGRIND_CMD) ./tools/jerry_test.sh $(TARGET_DIR)/$(ENGINE_NAME) $(TARGET_DIR)/check; \
-	fi
-	
-	@echo Done
-	@echo
 
 $(FLASH_TARGETS): $(TARGET_OF_ACTION)
 	st-flash write $(OUT_DIR)/$(TARGET_OF_ACTION)/jerry.bin 0x08000000 || exit $$?
diff --git a/tools/jerry_unittest.sh b/tools/jerry_unittest.sh
index 471765a09..080eeec22 100755
--- a/tools/jerry_unittest.sh
+++ b/tools/jerry_unittest.sh
@@ -15,6 +15,18 @@
 #!/bin/bash
 
 DIR="$1"
+shift
+
+OPTION_SILENT=disable
+while (( "$#" ))
+do
+  if [ "$1" = "--silent" ]
+  then
+    OPTION_SILENT=enable
+  fi
+
+  shift
+done
 
 rm -f $DIR/unit_tests_run.log
 
@@ -22,7 +34,7 @@ UNITTESTS=$(ls $DIR)
 
 for unit_test in $UNITTESTS;
 do
-  echo -n "Running $unit_test... ";
+  [ $OPTION_SILENT = "enable" ] || echo -n "Running $unit_test... ";
 
   $VALGRIND $DIR/$unit_test >&$DIR/unit_tests_run.log.tmp;
   status_code=$?
@@ -31,9 +43,9 @@ do
 
   if [ $status_code -eq 0 ];
   then
-    echo OK;
+    [ $OPTION_SILENT = "enable" ] || echo OK;
   else
-    echo FAILED;
+    [ $OPTION_SILENT = "enable" ] || echo FAILED;
     exit 1;
   fi;
 done