re PR target/29250 (internal compiler error: in extract_insn, at recog.c:2084)

        PR middle-end/29250
        * gcc.c-torture/compile/pr29250.c: New test.

From-SVN: r117747

gcc/testsuite/ChangeLog

+2006-10-15  David Edelsohn  <edelsohn@gnu.org>
+
+	PR middle-end/29250
+	* gcc.c-torture/compile/pr29250.c: New test.
+
 2006-10-15  Richard Guenther  <rguenther@suse.de>
 
 	* gcc.dg/pr29299.c: New testcase.

gcc/testsuite/gcc.c-torture/compile/pr29250.c

+/* We used to ICE because EXPAND_SUM was being used for all recursive calls
+   to expand_expr.  */
+struct TSparseEntry
+{
+  int feat_index;
+  double entry;
+};
+
+struct TSparse
+{
+  int vec_index;
+  int num_feat_entries;
+  struct TSparseEntry *features;
+};
+
+void
+get_full_feature_matrix (struct TSparse* sparse_feature_matrix, int num_vec)
+{
+  double *fm;
+  int v, f;
+
+  for (v=0; v < num_vec; v++)
+  {
+    for (f=0; f < sparse_feature_matrix[v].num_feat_entries; f++)
+    {
+      long long offs = sparse_feature_matrix[v].vec_index
+	+ sparse_feature_matrix[v].features[f].feat_index;
+      fm[offs] = sparse_feature_matrix[v].features[f].entry;
+    }
+  }
+}
+