From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A9=20Fabian=20Silva=20Delgado?= Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- scripts/gcc-goto.sh | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100755 scripts/gcc-goto.sh (limited to 'scripts/gcc-goto.sh') diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh new file mode 100755 index 000000000..c9469d34e --- /dev/null +++ b/scripts/gcc-goto.sh @@ -0,0 +1,21 @@ +#!/bin/sh +# Test for gcc 'asm goto' support +# Copyright (C) 2010, Jason Baron + +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 -- cgit v1.2.3