* gcc.c-torture/compile/pr85401: New test.

From-SVN: r276971

gcc/testsuite/ChangeLog

+2019-10-14  Maya Rashish  <coypu@sdf.org>
+
+	* gcc.c-torture/compile/pr85401: New test.
+
 2019-10-14  Mihailo Stojanovic  <mistojanovic@wavecomp.com>
 
 	* gcc.target/mips/constant-spill.c: New test.

gcc/testsuite/gcc.c-torture/compile/pr85401.c

+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+int h (void);
+int i (int);
+
+struct a b;
+struct a
+{
+  unsigned c:4;
+} d ()
+{
+  int e, f = b.c << 2, g = h ();
+  for (; g;)
+    ;
+  if (e == 0)
+    if (f)
+      i (f);
+  return b;
+}