1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-37.c b/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-37.c
new file mode 100644
index 00000000000..43653454dfd
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-37.c
@@ -0,0 +1,29 @@
+/* { dg-do compile } */ 
+/* { dg-options "-O1 -fscalar-evolutions -fdump-tree-scev-details" } */
+
+
+int main ()
+{
+  int a;
+  int b = 2;
+  int c = 11;
+  
+  for (a = -123; a < 0; c += 12, b += 5)
+    {
+      a += b;
+      
+      /* The next stmt exercises the add_function_to_loop_evolution
+	 (loop_num = 1, chrec_before = {-123, +, {2, +, 5}_1}_1, to_add = {11, +, 12}_1).
+	 The result should be:  {-123, +, {13, +, 17}_1}_1.  */
+      a += c;
+    }
+}
+
+/* 
+   b  ->  {2, +, 5}_1
+   c  ->  {11, +, 12}_1
+   a  ->  {-123, +, {13, +, 17}_1}_1
+*/
+
+
+/* FIXME. */