[Runtime] Add extra flags from preventing us to add code with warnings. (#7432)

Make.config

@@ -190,7 +190,7 @@ IOS_CXX=$(XCODE_CXX)
 SIMULATOR_BIN_PATH=$(XCODE_DEVELOPER_ROOT)/Platforms/iPhoneSimulator.platform/Developer/usr/bin
 SIMULATOR_CC=$(IOS_CC)
 
-CFLAGS= -Wall -fms-extensions -Wno-format-security -Wsign-compare -Wshorten-64-to-32 -Wsign-conversion
+CFLAGS= -Wall -fms-extensions -Wno-format-security -Wsign-compare -Wshorten-64-to-32 -Wsign-conversion -Wdeprecated -Wuninitialized -fstack-protector-strong
 
 ifdef ENABLE_BITCODE_ON_IOS
 BITCODE_CFLAGS=-fembed-bitcode-marker