diff options
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/gcc-goto.sh | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh index 98cffcb941ea..a2af2e88daf3 100644 --- a/scripts/gcc-goto.sh +++ b/scripts/gcc-goto.sh | |||
@@ -2,4 +2,20 @@ | |||
2 | # Test for gcc 'asm goto' support | 2 | # Test for gcc 'asm goto' support |
3 | # Copyright (C) 2010, Jason Baron <jbaron@redhat.com> | 3 | # Copyright (C) 2010, Jason Baron <jbaron@redhat.com> |
4 | 4 | ||
5 | echo "int main(void) { entry: asm goto (\"\"::::entry); return 0; }" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y" | 5 | cat << "END" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y" |
6 | int main(void) | ||
7 | { | ||
8 | #ifdef __arm__ | ||
9 | /* | ||
10 | * Not related to asm goto, but used by jump label | ||
11 | * and broken on some ARM GCC versions (see GCC Bug 48637). | ||
12 | */ | ||
13 | static struct { int dummy; int state; } tp; | ||
14 | asm (".long %c0" :: "i" (&tp.state)); | ||
15 | #endif | ||
16 | |||
17 | entry: | ||
18 | asm goto ("" :::: entry); | ||
19 | return 0; | ||
20 | } | ||
21 | END | ||