2 files changed, 35 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index e4ea2377fbe6..5a2684da8085 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2018-01-15  H.J. Lu  <hongjiu.lu@intel.com>
+
+	Backport from mainline
+	PR target/83330
+	* gcc.target/i386/pr83330.c: New test.
+
 2018-01-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
 
 	Backport from trunk
diff --git a/gcc/testsuite/gcc.target/i386/pr83330.c b/gcc/testsuite/gcc.target/i386/pr83330.c
new file mode 100644
index 000000000000..9040168377a7
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr83330.c
@@ -0,0 +1,29 @@
+/* { dg-do run { target int128 } } */
+/* { dg-options "-O2 -fno-tree-dce -mno-push-args" } */
+
+typedef unsigned long long u64;
+typedef unsigned __int128 u128;
+
+u64 v;
+u64 g;
+
+u64 __attribute__ ((noinline, noclone))
+bar (u128 d, u64 e, u64 f, u64 g, u128 h)
+{
+  (void)d, (void)e, (void)f, (void)g, (void)h;
+  return 0;
+}
+
+static u64
+foo (void)
+{
+  (void)(v - bar (0, 0, 0, 0, 0));
+  return g;
+}
+
+int
+main (void)
+{
+  (void)foo ();
+  return 0;
+}