Recommended fixes.

jakurzak · Jan 4, 2022 · 2b57cab · 2b57cab
1 parent 6460deb
commit 2b57cab
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Showing 2 changed files with 12 additions and 8 deletions.
diff --git a/lib/fuser_basic.h b/lib/fuser_basic.h
@@ -363,22 +363,24 @@ class BasicGateFuser final : public Fuser<IO, Gate> {
                            const GatesLat& gates_lat) {
     for (unsigned q : gate.qubits) {
       if (q >= max_qubit1) {
-        IO::errorf("gate qubits are out of range.\n");
+        IO::errorf("fuser: gate qubit %u is out of range "
+                   "(should be smaller than %u).\n", q, max_qubit1);
         return false;
       }
       if (!gates_lat[q].empty() && gate.time <= gates_lat[q].back()->time) {
-        IO::errorf("gate is out of time order.\n");
+        IO::errorf("fuser: gate at time %u is out of time order.\n", gate.time);
         return false;
       }
     }
 
     for (unsigned q : gate.controlled_by) {
       if (q >= max_qubit1) {
-        IO::errorf("gate qubits are out of range.\n");
+        IO::errorf("fuser: gate qubit %u is out of range "
+                   "(should be smaller than %u).\n", q, max_qubit1);
         return false;
       }
       if (!gates_lat[q].empty() && gate.time <= gates_lat[q].back()->time) {
-        IO::errorf("gate is out of time order.\n");
+        IO::errorf("fuser: gate at time %u is out of time order.\n", gate.time);
         return false;
       }
     }

diff --git a/lib/fuser_mqubit.h b/lib/fuser_mqubit.h
@@ -1055,24 +1055,26 @@ class MultiQubitGateFuser final : public Fuser<IO, Gate> {
                            const GatesLat& gates_lat) {
     for (unsigned q : gate.qubits) {
       if (q >= max_qubit1) {
-        IO::errorf("gate qubits are out of range.\n");
+        IO::errorf("fuser: gate qubit %u is out of range "
+                   "(should be smaller than %u).\n", q, max_qubit1);
         return false;
       }
       if (gates_lat[q] != nullptr
           && gate.time <= gates_lat[q]->val->parent->time) {
-        IO::errorf("gate is out of time order.\n");
+        IO::errorf("fuser: gate at time %u is out of time order.\n", gate.time);
         return false;
       }
     }
 
     for (unsigned q : gate.controlled_by) {
       if (q >= max_qubit1) {
-        IO::errorf("gate qubits are out of range.\n");
+        IO::errorf("fuser: gate qubit %u is out of range "
+                   "(should be smaller than %u).\n", q, max_qubit1);
         return false;
       }
       if (gates_lat[q] != nullptr
           && gate.time <= gates_lat[q]->val->parent->time) {
-        IO::errorf("gate is out of time order.\n");
+        IO::errorf("fuser: gate at time %u is out of time order.\n", gate.time);
         return false;
       }
     }