Allow implicit-fallthrough warnings in IPACM_Main.cpp.

It will be a global error by default.

Test: make checkbuild
Bug: 112564944
Change-Id: I1a238297f83ebbab6b9dcae0130a009ca42c756e
Exempt-From-Owner-Approval: do not block on new warnings
diff --git a/ipacm/src/Android.mk b/ipacm/src/Android.mk
index 596e040..49285c5 100644
--- a/ipacm/src/Android.mk
+++ b/ipacm/src/Android.mk
@@ -33,6 +33,9 @@
 filetoadd = bionic/libc/kernel/arch-arm/asm/byteorder.h
 LOCAL_CFLAGS += $(shell if [ -a $(filetoadd) ] ; then echo -include $(filetoadd) ; fi ;)
 
+# Allow warnings in IPACM_Main.cpp until they are fixed.
+LOCAL_CFLAGS += -Wno-error=implicit-fallthrough
+
 LOCAL_SRC_FILES := IPACM_Main.cpp \
 		IPACM_EvtDispatcher.cpp \
 		IPACM_Config.cpp \