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-rw-r--r--scripts/gcc-goto.sh18
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
5echo "int main(void) { entry: asm goto (\"\"::::entry); return 0; }" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y" 5cat << "END" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"
6int 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
17entry:
18 asm goto ("" :::: entry);
19 return 0;
20}
21END