* gcc.c-torture/compile/20020109-1.c: New test.

From-SVN: r48685

gcc/testsuite/ChangeLog

+2002-01-09  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.c-torture/compile/20020109-1.c: New test.
+
 2002-01-08  Kazu Hirata  <kazu@hxi.com>
 
 	* gcc.c-torture/execute/20020108-1.c: New test.

gcc/testsuite/gcc.c-torture/compile/20020109-1.c

+/* This testcase ICEd when 2 different successors of a basic block
+   were successfully threaded and try_forward_edges was not expecting
+   that.  */
+
+typedef struct A
+{
+  struct A *s, *t;
+  unsigned int u;
+} A;
+
+void bar (A *);
+
+void
+foo (A *x, A *y, A *z)
+{
+  while (y
+	 && (((y && y->t && y->t->u) ? y : z)->t
+	     == ((x && x->t && x->t->u) ? x : z)->t))
+    y = y->s;
+
+  if (y)
+    bar (y);
+}