From b5bdf598f9a3fa0c883982a95517bf4477796dd2 Mon Sep 17 00:00:00 2001
From: Roman Gareev <gareevroman@gmail.com>
Date: Sat, 9 Aug 2014 05:57:47 +0000
Subject: [PATCH] [gcc/]

	* graphite-isl-ast-to-gimple.c:
	(translate_isl_ast_node_user): Use nb_loops instead of loop->num + 1.

[gcc/testsuite]

	* gcc.dg/graphite/isl-ast-gen-user-1.c: New testcase.

From-SVN: r213774
---
 gcc/ChangeLog                                 |  7 ++++++
 gcc/graphite-isl-ast-to-gimple.c              |  6 ++---
 .../gcc.dg/graphite/isl-ast-gen-user-1.c      | 25 +++++++++++++++++++
 3 files changed, 35 insertions(+), 3 deletions(-)
 create mode 100644 gcc/testsuite/gcc.dg/graphite/isl-ast-gen-user-1.c

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0bb62f74327..c58827ed9ce 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2014-08-09  Roman Gareev  <gareevroman@gmail.com>
+
+	* graphite-isl-ast-to-gimple.c:
+	(translate_isl_ast_node_user): Use nb_loops instead of loop->num + 1.
+
+	* gcc.dg/graphite/isl-ast-gen-user-1.c: New testcase.
+
 2014-08-08  Guozhi Wei  <carrot@google.com>
 
 	* config/rs6000/rs6000.md (*movdi_internal64): Add a new constraint.
diff --git a/gcc/graphite-isl-ast-to-gimple.c b/gcc/graphite-isl-ast-to-gimple.c
index 42393c3ea17..44357dc823f 100644
--- a/gcc/graphite-isl-ast-to-gimple.c
+++ b/gcc/graphite-isl-ast-to-gimple.c
@@ -632,9 +632,9 @@ translate_isl_ast_node_user (__isl_keep isl_ast_node *node,
   gcc_assert (GBB_BB (gbb) != ENTRY_BLOCK_PTR_FOR_FN (cfun) &&
 	      "The entry block should not even appear within a scop");
 
-  loop_p loop = gbb_loop (gbb);
-  iv_map.create (loop->num + 1);
-  iv_map.safe_grow_cleared (loop->num + 1);
+  int nb_loops = number_of_loops (cfun);
+  iv_map.create (nb_loops);
+  iv_map.safe_grow_cleared (nb_loops);
 
   build_iv_mapping (iv_map, gbb, user_expr, ip, SCOP_REGION (pbb->scop));
   isl_ast_expr_free (user_expr);
diff --git a/gcc/testsuite/gcc.dg/graphite/isl-ast-gen-user-1.c b/gcc/testsuite/gcc.dg/graphite/isl-ast-gen-user-1.c
new file mode 100644
index 00000000000..a08a0f771a0
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/graphite/isl-ast-gen-user-1.c
@@ -0,0 +1,25 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fgraphite-identity -fgraphite-code-generator=isl" } */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+static const int N = 12;
+
+void Crystal_Cholesky (int nSlip, int a[N][N])
+{
+  int i, j, k, fdot = 0;
+
+  for ( i = 1; i < nSlip; i++)
+    {
+      for ( j = i+1; j < nSlip; j++)
+        {
+          for ( k = 0; k < i; k++)
+            fdot += a[i][k] * a[k][j];
+          a[i][j] = a[i][j] - fdot;
+        }
+   }
+}
+
+
+