[imp] Pass -fno-rtti -fno-exceptions also while linking

Author: mabl

src/Makefile

@@ -137,7 +137,7 @@ CPPC = $(TRGT)g++
 # Enable loading with g++ only if you need C++ runtime support.
 # NOTE: You can use C++ even without C++ support if you are careful. C++
 #       runtime support makes code size explode.
-LD   = $(TRGT)gcc
+LD   = $(TRGT)gcc -fno-exceptions -fno-rtti
 #LD   = $(TRGT)g++
 CP   = $(TRGT)objcopy
 AS   = $(TRGT)gcc -x assembler-with-cpp