1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-35.c b/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-35.c
new file mode 100644
index 00000000000..f33f28b397a
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa-chrec/ssa-chrec-35.c
@@ -0,0 +1,34 @@
+/* { dg-do compile } */ 
+/* { dg-options "-O1 -fscalar-evolutions -fdump-tree-scev-details -fall-data-deps -fdump-tree-ddall" } */
+
+#define L 100
+#define M 100
+#define N 100
+
+int bar (float);
+
+int foo (float A[][M][N])
+{
+  int i, j, k;
+  
+  for (i = 0; i < L; i++)
+    for (j = 0; j < M; j++)
+      for (k = 0; k < N; k++)
+	A[i][j][j] = A[i][j][k];
+  
+  return bar (A[10][11][12]);
+}
+
+/* The following evolution functions have to be detected:
+   
+   i  ->  {0, +, 1}_1
+   j  ->  {0, +, 1}_2
+   k  ->  {0, +, 1}_3
+   
+   For the subscript [j] vs. [k], "{0, +, 1}_2"  vs.  "{0, +, 1}_3"
+   the overlapping elements are respectively located at iterations:
+   {0, +, 1}_3 and {0, +, 1}_2.
+   
+*/
+
+/* { dg-final { diff-tree-dumps "ddall" } } */