[CRIU] [PATCH 4/6] Makefile: add AddressSanitizer to CFLAGS

[Andrey Ryabinin]

This allows to build criu with AddressSanitizer enabled:

	make ASAN=1 -j<N>

Signed-off-by: Andrey Ryabinin <aryabinin at virtuozzo.com>
---
 Makefile                  | 6 ++++++
 compel/plugins/Makefile   | 2 ++
 criu/pie/Makefile         | 1 +
 criu/pie/Makefile.library | 2 ++
 4 files changed, 11 insertions(+)

diff --git a/Makefile b/Makefile
index 9a7901b..92e94eb 100644
--- a/Makefile
+++ b/Makefile
@@ -111,6 +111,12 @@ ifneq ($(GCOV),)
         CFLAGS          += $(CFLAGS-GCOV)
 endif
 
+ifeq ($(ASAN),1)
+	CFLAGS-ASAN	:= -fsanitize=address
+	export		CFLAGS-ASAN
+	CFLAGS		+= $(CFLAGS-ASAN)
+endif
+
 ifneq ($(WERROR),0)
         WARNINGS	+= -Werror
 endif
diff --git a/compel/plugins/Makefile b/compel/plugins/Makefile
index 5873240..ebae812 100644
--- a/compel/plugins/Makefile
+++ b/compel/plugins/Makefile
@@ -1,6 +1,8 @@
 .PHONY: .FORCE
 
 CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS)) -DCR_NOGLIBC
+CFLAGS			:= $(filter-out $(CFLAGS-ASAN),$(CFLAGS))
+
 PLUGIN_ARCH_DIR		:= compel/arch/$(ARCH)/plugins
 
 #
diff --git a/criu/pie/Makefile b/criu/pie/Makefile
index 74c59b3..f6e9ff2 100644
--- a/criu/pie/Makefile
+++ b/criu/pie/Makefile
@@ -21,6 +21,7 @@ endif
 # project.
 #
 CFLAGS		:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS))
+CFLAGS		:= $(filter-out $(CFLAGS-ASAN),$(CFLAGS))
 CFLAGS		+= -iquote $(SRC_DIR)/criu/arch/$(ARCH)/include
 CFLAGS		+= -iquote $(SRC_DIR)/criu/include
 CFLAGS		+= -iquote $(SRC_DIR)/include
diff --git a/criu/pie/Makefile.library b/criu/pie/Makefile.library
index f6a1b42..dc23c81 100644
--- a/criu/pie/Makefile.library
+++ b/criu/pie/Makefile.library
@@ -41,6 +41,8 @@ iquotes			:= -iquote $(SRC_DIR)/$(PIE_DIR)/piegen
 iquotes			+= -iquote $(SRC_DIR)/$(ARCH_DIR)/include
 iquotes			+= -iquote $(SRC_DIR) -iquote $(SRC_DIR)/criu/include -iquote $(SRC_DIR)/include
 CFLAGS			:= $(filter-out -pg $(CFLAGS-GCOV),$(CFLAGS)) $(iquotes)
+CFLAGS			:= $(filter-out $(CFLAGS-ASAN),$(CFLAGS))
+
 asflags-y		:= -D__ASSEMBLY__ $(iquotes)
 ccflags-y		+= $(COMPEL_UAPI_INCLUDES)
 
-- 
2.10.2