x86, perf: Check that current->mm is alive before getting user callchain

[linux/fpc-iii.git] / scripts / gcc-goto.sh

#!/bin/sh
# Test for gcc 'asm goto' support
# Copyright (C) 2010, Jason Baron <jbaron@redhat.com>

echo "int main(void) { entry: asm goto (\"\"::::entry); return 0; }" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"