diff --git a/Lib/test/test_generated_cases.py b/Lib/test/test_generated_cases.py
index cd3718b80612bd..95813e1e32c7af 100644
--- a/Lib/test/test_generated_cases.py
+++ b/Lib/test/test_generated_cases.py
@@ -1270,6 +1270,33 @@ def test_push_then_error(self):
         """
         self.run_cases_test(input, output)
 
+    def test_error_if_true(self):
+
+        input = """
+        inst(OP1, ( --)) {
+            ERROR_IF(true, here);
+        }
+        inst(OP2, ( --)) {
+            ERROR_IF(1, there);
+        }
+        """
+        output = """
+        TARGET(OP1) {
+            frame->instr_ptr = next_instr;
+            next_instr += 1;
+            INSTRUCTION_STATS(OP1);
+            goto here;
+        }
+
+        TARGET(OP2) {
+            frame->instr_ptr = next_instr;
+            next_instr += 1;
+            INSTRUCTION_STATS(OP2);
+            goto there;
+        }
+        """
+        self.run_cases_test(input, output)
+
     def test_scalar_array_inconsistency(self):
 
         input = """
diff --git a/Tools/cases_generator/analyzer.py b/Tools/cases_generator/analyzer.py
index 381ad3a4e2082c..f41a8d161099df 100644
--- a/Tools/cases_generator/analyzer.py
+++ b/Tools/cases_generator/analyzer.py
@@ -744,7 +744,7 @@ def always_exits(op: parser.InstDef) -> bool:
             if tkn.text == "DEOPT_IF" or tkn.text == "ERROR_IF":
                 next(tkn_iter)  # '('
                 t = next(tkn_iter)
-                if t.text == "true":
+                if t.text in ("true", "1"):
                     return True
     return False