From cba503151056b448b7a3730dc36ef6655550ade5 Mon Sep 17 00:00:00 2001
From: Batuhan Taskaya <batuhanosmantaskaya@gmail.com>
Date: Mon, 25 May 2020 01:20:18 +0300
Subject: [PATCH] bpo-40334: Support suppressing of multiple optional variables
 in Pegen (GH-20367)

---
 Tools/peg_generator/pegen/c_generator.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Tools/peg_generator/pegen/c_generator.py b/Tools/peg_generator/pegen/c_generator.py
index 362698b0df62e2..1249d4f683e261 100644
--- a/Tools/peg_generator/pegen/c_generator.py
+++ b/Tools/peg_generator/pegen/c_generator.py
@@ -694,8 +694,8 @@ def visit_Alt(
                 if v == "_cut_var":
                     v += " = 0"  # cut_var must be initialized
                 self.print(f"{var_type}{v};")
-                if v == "_opt_var":
-                    self.print("UNUSED(_opt_var); // Silence compiler warnings")
+                if v.startswith("_opt_var"):
+                    self.print(f"UNUSED({v}); // Silence compiler warnings")
 
             with self.local_variable_context():
                 if is_loop: