scripts/gcc-x86_64-has-stack-protector.sh

   1 #!/bin/sh
   2
   3 echo "int foo(void) { char X[200]; return 3; }" | $* -S -xc -c -O0 -mcmodel=kernel -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
   4 if [ "$?" -eq "0" ] ; then
   5         echo y
   6 else
   7         echo n
   8 fi