diff --git a/Makefile.defs b/Makefile.defs
index 76409a37d..1ef2aa09d 100644
--- a/Makefile.defs
+++ b/Makefile.defs
@@ -170,6 +170,8 @@ GCCEXTRACFLAGS += -Wold-style-declaration -Wno-error=old-style-declaration
 GCCEXTRACFLAGS += -Woverride-init
 GCCEXTRACFLAGS += -Wshift-negative-value
 GCCEXTRACFLAGS += -Wunused-but-set-parameter -Wno-error=unused-but-set-parameter
+# enable gcc static analysis
+GCCEXTRACFLAGS += -fanalyzer
 ifeq ($(GCCEXTRA),1)
   DEFCFLAGS += $(GCCEXTRACFLAGS) $(EXTRACFLAGS)
 endif