Merge tag 'v3.10.75' into update

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / scripts / gcc-goto.sh

diff --git a/scripts/gcc-goto.sh b/scripts/gcc-goto.sh
index 98cffcb941ea6e319fd4bee04db7f06de379031b..c9469d34ecc62115ff7db422561d38c8e2814bb0 100644 (file)
--- a/scripts/gcc-goto.sh
+++ b/scripts/gcc-goto.sh
@@ -2,4 +2,20 @@
 # Test for gcc 'asm goto' support
 # Copyright (C) 2010, Jason Baron <jbaron@redhat.com>
 
-echo "int main(void) { entry: asm goto (\"\"::::entry); return 0; }" | $@ -x c - -c -o /dev/null >/dev/null 2>&1 && echo "y"
+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