Add ARMv8 neon implementation

keccakp/configure.ac

@@ -25,13 +25,13 @@ case "$ac_cv_sizeof_void_p" in
 esac
 
 flags="$CFLAGS"
-nomflags="`echo $CFLAGS | sed -e 's/-m[[^ ]]* //g'`"
+nomflags="`echo $CFLAGS | sed -e 's/-m[[^ ]]* //g' -e 's/-fdebug[[^ ]]* //g'`"
 
 # special optimizations for some plattforms
 case "$host" in
      aarch64*)
-	asmflags="-O3 `echo $nomflags | sed -e 's/-fdebug[^ ]* //g'`"
-	flags="-O3 `echo $nomflags | sed -e 's/-fdebug[^ ]* //g'`"
+	asmflags="-O3 $nomflags"
+	flags="-O3 $nomflags"
 	as="armv8a-neon-as"
 	enable_asm=yes
 	plattform=armv8a-neon