1 files changed, 29 insertions, 0 deletions
diff --git a/polly/lib/External/isl/test_inputs/codegen/separation_class3.c b/polly/lib/External/isl/test_inputs/codegen/separation_class3.c
new file mode 100644
index 00000000000..d21b19c29bc
--- /dev/null
+++ b/polly/lib/External/isl/test_inputs/codegen/separation_class3.c
@@ -0,0 +1,29 @@
+for (int c0 = 0; c0 <= 4; c0 += 1) {
+  if (c0 == 0) {
+    S_0(0, 4);
+  } else {
+    S_0(2 * c0 - 1, 1);
+    if (c0 == 4) {
+      for (int c6 = 3; c6 <= 5; c6 += 1)
+        S_0(7, c6);
+    } else
+      for (int c4 = 2 * c0 - 1; c4 <= 2 * c0; c4 += 1)
+        for (int c6 = -2 * c0 + c4 + 4; c6 <= 2 * c0 - c4 + 4; c6 += 1)
+          S_0(c4, c6);
+  }
+  for (int c4 = max(0, 2 * c0 - 1); c4 <= min(7, 2 * c0); c4 += 1)
+    for (int c6 = -2 * c0 + c4 + 8; c6 <= 8; c6 += 1)
+      S_0(c4, c6);
+  if (c0 >= 1 && c0 <= 3) {
+    for (int c2 = 0; c2 <= 1; c2 += 1)
+      for (int c4 = 2 * c0 - 1; c4 <= 2 * c0; c4 += 1)
+        for (int c6 = 2 * c0 + 4 * c2 - c4 + 1; c6 <= -2 * c0 + 4 * c2 + c4 + 3; c6 += 1)
+          S_0(c4, c6);
+  } else if (c0 == 4) {
+    for (int c2 = 0; c2 <= 1; c2 += 1)
+      S_0(7, 4 * c2 + 2);
+  } else
+    for (int c2 = 0; c2 <= 1; c2 += 1)
+      for (int c6 = 4 * c2 + 1; c6 <= 4 * c2 + 3; c6 += 1)
+        S_0(0, c6);
+}