.

Makefile

@@ -16,8 +16,9 @@ VERSION_MINOR=1
 
 VERSION=${VERSION_MAJOR}.${VERSION_MINOR}
 
-IS_CLANG := $(shell $(CC) -dM -E - < /dev/null | grep -c __clang__)
+# add compiler-specific warnings
 
+IS_CLANG := $(shell $(CC) -dM -E - < /dev/null | grep -c __clang__)
 WARNINGS=@config/WARNINGS
 ADD_DBG_FLAGS=
 ifeq ($(IS_CLANG),1)
@@ -27,10 +28,18 @@ else
   ADD_DBG_FLAGS=-fanalyzer
 endif
 
-DEBUG_CFLAGS=-Og -ggdb3 ${WARNINGS} -fno-omit-frame-pointer -fsanitize=address -fsanitize=undefined -fsanitize=leak \
+# debug and release flags
+
+DEBUG_CFLAGS=-Og -ggdb3 ${WARNINGS} -fno-omit-frame-pointer -fsanitize=address -fsanitize=undefined \
   -fno-sanitize-recover=all -fstack-protector-strong -fstack-clash-protection -fno-common ${ADD_DBG_FLAGS} \
   -DCHECK_TYCHE_BUGS=1
-DEBUG_LDFLAGS=-fsanitize=address -fsanitize=undefined -fsanitize=leak
+DEBUG_LDFLAGS=-fsanitize=address -fsanitize=undefined
+
+UNAME_S := $(shell uname -s)   # apple clang doesn't support -fsanitize=leak
+ifneq ($(UNAME_S),Darwin)
+  DEBUG_CFLAGS += -fsanitize=leak
+  DEBUG_LDFLAGS += -fsanitize=leak
+endif
 
 RELEASE_CFLAGS=-O3 -flto=auto -march=native -mtune=native -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3 -fstack-protector-strong
 RELEASE_LDFLAGS=-flto=auto
@@ -38,6 +47,7 @@ RELEASE_LDFLAGS=-flto=auto
 CFLAGS+=-std=c99 -fPIC -fvisibility=hidden
 LDFLAGS+=
 
+
 #
 # generic targets
 #