From c1213cdfcb50208a51aae0456a5d7915f8f0ece2 Mon Sep 17 00:00:00 2001
From: Niels Dossche <7771979+nielsdos@users.noreply.github.com>
Date: Fri, 19 Jul 2024 13:13:51 +0200
Subject: [PATCH] Fix GH-15020: Memory leak in Zend/Optimizer/escape_analysis.c

---
 Zend/Optimizer/escape_analysis.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Zend/Optimizer/escape_analysis.c b/Zend/Optimizer/escape_analysis.c
index b7c0a5ec4466a..4bb2b58af776d 100644
--- a/Zend/Optimizer/escape_analysis.c
+++ b/Zend/Optimizer/escape_analysis.c
@@ -400,6 +400,7 @@ zend_result zend_ssa_escape_analysis(const zend_script *script, zend_op_array *o
 	}
 
 	if (zend_build_equi_escape_sets(ees, op_array, ssa) == FAILURE) {
+		free_alloca(ees, use_heap);
 		return FAILURE;
 	}