1 files changed, 12 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/graphite/id-pr46834.c b/gcc/testsuite/gcc.dg/graphite/id-pr46834.c
new file mode 100644
index 000000000..8d89b8e3c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/graphite/id-pr46834.c
@@ -0,0 +1,12 @@
+/* { dg-options "-O -fgraphite-identity -ffast-math -fno-tree-dce" } */
+
+void foo ()
+{
+  int M0[4][4], M3[4] = {};
+  int i=-1;
+  int ii, jj;
+  for (; i; i++)
+      for (jj = 0; jj < 4; jj++)
+	for (ii = 0; ii < 4; ii++)
+	    M3[1] += __builtin_abs (M0[ii][0]);
+}