From 23cb00706812465b3ff2c3ecf02ed9a3a27b40a3 Mon Sep 17 00:00:00 2001
From: Krystine Sherwin <93062060+KrystalDelusion@users.noreply.github.com>
Date: Mon, 5 May 2025 10:04:13 +1200
Subject: [PATCH] verilog_parser.y: Delete unused TOK_ID

Fixes memory leak when parameter has no value.
---
 frontends/verilog/verilog_parser.y | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/frontends/verilog/verilog_parser.y b/frontends/verilog/verilog_parser.y
index fe86626b8..9d0956c8e 100644
--- a/frontends/verilog/verilog_parser.y
+++ b/frontends/verilog/verilog_parser.y
@@ -2249,7 +2249,8 @@ cell_parameter:
 		node->children.push_back($1);
 	} |
 	'.' TOK_ID '(' ')' {
-		// just ignore empty parameters
+		// delete unused TOK_ID
+		delete $2;
 	} |
 	'.' TOK_ID '(' expr ')' {
 		AstNode *node = new AstNode(AST_PARASET);