From 360e6e9afb5c5034433e357f47e698b9b89af409 Mon Sep 17 00:00:00 2001
From: Ben Lubar <ben.lubar@gmail.com>
Date: Fri, 14 Feb 2020 17:38:18 -0600
Subject: [PATCH] fix possible crash due to something modifying the 4 bytes
 between the sizecheck header and the actual allocated data on 64-bit

---
 depends/sizecheck/sizecheck.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/depends/sizecheck/sizecheck.cpp b/depends/sizecheck/sizecheck.cpp
index 4a05feccf..5bb5a665c 100644
--- a/depends/sizecheck/sizecheck.cpp
+++ b/depends/sizecheck/sizecheck.cpp
@@ -24,7 +24,7 @@ void* alloc(size_t n) {
 }
 
 void dealloc(void* addr) {
-    if (intptr_t(addr) % 32 == 16 && *(size_t*)((uint8_t*)addr - 8) == MAGIC) {
+    if (uintptr_t(addr) % 32 == 16 && *(uint32_t*)((uint8_t*)addr - 8) == MAGIC) {
         addr = (void*)((uint8_t*)addr - 16);
     }
     free(addr);