mirror of https://gitee.com/openkylin/linux.git
23 lines
530 B
Bash
Executable File
23 lines
530 B
Bash
Executable File
#!/bin/sh
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
# Test for gcc 'asm goto' support
|
|
# Copyright (C) 2010, Jason Baron <jbaron@redhat.com>
|
|
|
|
cat << "END" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"
|
|
int main(void)
|
|
{
|
|
#if defined(__arm__) || defined(__aarch64__)
|
|
/*
|
|
* Not related to asm goto, but used by jump label
|
|
* and broken on some ARM GCC versions (see GCC Bug 48637).
|
|
*/
|
|
static struct { int dummy; int state; } tp;
|
|
asm (".long %c0" :: "i" (&tp.state));
|
|
#endif
|
|
|
|
entry:
|
|
asm goto ("" :::: entry);
|
|
return 0;
|
|
}
|
|
END
|