book@100ask:~/workspaces/gpadc_test$ ~/workspaces/tina-v853-open/prebuilt/rootfsbuilt/arm/toolchain-sunxi-musl-gcc830/toolchain/bin/arm-openwrt-linux-gcc -o hello hello_test.c
-bash: /home/book/workspaces/tina-v853-open/prebuilt/rootfsbuilt/arm/toolchain-sunxi-musl-gcc830/toolchain/bin/arm-openwrt-linux-gcc: No such file or directory
此处是由于复制PDF时缺少了-，应该使用
~/workspaces/tina-v853-open/prebuilt/rootfsbuilt/arm/toolchain-sunxi-musl-gcc-830/toolchain/bin/arm-openwrt-linux-gcc -o gpadc_test gpadc_test.c
可以看到gcc和830之间多了一个-，这是由于复制时没有选中。