1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-13.c b/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-13.c
new file mode 100644
index 00000000000..cb785d020f4
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-13.c
@@ -0,0 +1,33 @@
+/* APPLE LOCAL file lno */
+/* { dg-do compile } */ 
+/* { dg-options "-O1 -floop-test -fdump-tree-lptest-details" } */
+
+int foo (void);
+
+int main (void)
+{
+  int a = -100;
+  int b = 2;
+  int c = 3;
+  
+  while (a)
+    {
+      /* Exercises if-phi-nodes.  */
+      if (foo ())
+	a += b;
+      else
+	a += c;
+      
+      b++;
+      c++;
+    }
+}
+
+/* The analyzer has to detect the following evolution function:
+   a  ->  {-100, +, {[2, 3], +, 1}_1}_1
+*/
+
+/* FIXME. */
+
+
+