add clang compile as a comment

Author: okuhara

src/qemu.sh

@@ -6,10 +6,12 @@ qemu-arm -L /usr/arm-linux-gnueabi ./lEdax-arm-neon -n 1 -l 60 -solve ../problem
 elif [ "$1" = sve ]
 then
 make build OS=linux ARCH=arm-sve COMP=gcc CC=aarch64-linux-gnu-gcc
+# clang --target=aarch64-linux-gnu -std=c99 -pedantic -W -Wall -Wextra -pipe -D_GNU_SOURCE=1 -DUNICODE -Ofast -D NDEBUG -march=armv8.2-a+sve -flto all.c -s -o ../bin/lEdax-armv8+sve -lm -lrt -lpthread
 cd ../bin
 qemu-aarch64 -L /usr/aarch64-linux-gnu -cpu max,sve128=on ./lEdax-arm-sve -n 1 -l 60 -solve ../problem/fforum-20-39.obf
 else
 make build OS=linux ARCH=arm COMP=gcc CC=aarch64-linux-gnu-gcc
+# clang --target=aarch64-linux-gnu -std=c99 -pedantic -W -Wall -Wextra -pipe -D_GNU_SOURCE=1 -DUNICODE -Ofast -D NDEBUG -march=armv8-a -flto all.c -s -o ../bin/lEdax-armv8 -lm -lrt -lpthread
 cd ../bin
 qemu-aarch64 -L /usr/aarch64-linux-gnu ./lEdax-arm -n 1 -l 60 -solve ../problem/fforum-20-39.obf
 fi