@@ -, +, @@ 
---
 gcc/graphite-isl-ast-to-gimple.c        |  7 +++++++
 gcc/testsuite/gcc.dg/graphite/pr69068.c | 14 ++++++++++++++
 2 files changed, 21 insertions(+)
--- a/gcc/graphite-isl-ast-to-gimple.c	
+++ a/gcc/graphite-isl-ast-to-gimple.c	
@@ -2725,6 +2725,13 @@ copy_bb_and_scalar_dependences (basic_block bb, edge next_e, vec<tree> iv_map)
     }
   else
     {
+      if (num_phis > 0
+	  && EDGE_COUNT (bb->preds) > 2)
+	{
+	  codegen_error = true;
+	  return NULL;
+	}
+
       new_bb = split_edge (next_e);
       if (num_phis > 0 && bb_contains_loop_phi_nodes (bb))
 	{
--- a/gcc/testsuite/gcc.dg/graphite/pr69068.c	
+++ a/gcc/testsuite/gcc.dg/graphite/pr69068.c	
@@ -0,0 +1,14 @@ 
+/* { dg-do compile } */
+/* { dg-options "-O1 -fgraphite-identity" } */
+
+int qo;
+int zh[2];
+
+void
+td (void)
+{
+  int ly, en;
+  for (ly = 0; ly < 2; ++ly)
+    for (en = 0; en < 2; ++en)
+      zh[en] = ((qo == 0) || (((qo * 2) != 0))) ? 1 : -1;
+}