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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
| commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
| tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /scripts/gcc-goto.sh | |
| parent | Initial commit. (diff) | |
| download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip | |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'scripts/gcc-goto.sh')
| -rwxr-xr-x | scripts/gcc-goto.sh | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh new file mode 100755 index 000000000..8b980fb22 --- /dev/null +++ b/scripts/gcc-goto.sh @@ -0,0 +1,22 @@ +#!/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 - -fno-PIE -c -o /dev/null +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 |