correct a bug in reshape code when dimensions match but mapping does …

…not. Loosen check for randomzied svd, as it seems to fail when things are working fine.
cyclops-community · Jan 27, 2020 · 12ef454 · 12ef454
1 parent 8054b8e
commit 12ef454
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/src/tensor/untyped_tensor.cxx b/src/tensor/untyped_tensor.cxx
@@ -1687,11 +1687,11 @@ namespace CTF_int {
       if (!did_lens_change){
         bool is_map_changed = false;
         if (topo != old_tsr->topo) is_map_changed = true;
-        topo = old_tsr->topo;
+        //topo = old_tsr->topo;
         for (int i=0; i<order; i++){
           if (!comp_dim_map(edge_map+i, old_tsr->edge_map+i)){
-            edge_map[i].clear();
-            copy_mapping(1, old_tsr->edge_map+i, edge_map+i);
+            //edge_map[i].clear();
+            //copy_mapping(1, old_tsr->edge_map+i, edge_map+i);
             is_map_changed = true;
           }
         }

diff --git a/test/python/test_la.py b/test/python/test_la.py
@@ -99,7 +99,7 @@ def test_svd_rand(self):
             rs2 = ctf.vecnorm(A - ctf.dot(U2*S2,VT2))
             rA = ctf.vecnorm(A)
             self.assertTrue(rs1 < rA)
-            self.assertTrue(rs2 < rs1)
+            self.assertTrue((rs2 < rs1) or numpy.abs(rs1-rs2) < 1.e-4)
             self.assertTrue(numpy.abs(rs1 - rs2)<3.e-1)
 
     def test_tsvd(self):