From 327bf214fe0485d5d1a9de4963573c1c9ec1725e Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Mon, 29 Apr 2024 22:03:56 +0900
Subject: fix: memory.grow

---
 src/Execution/MemInst.php | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/Execution/MemInst.php b/src/Execution/MemInst.php
index 7d1cc36..1be4860 100644
--- a/src/Execution/MemInst.php
+++ b/src/Execution/MemInst.php
@@ -98,15 +98,13 @@ final class MemInst
 
         $originalSize = $this->size();
         // @phpstan-ignore-next-line
-        $originalData = $this->ffi->new("uint8_t[$originalSize]");
+        $originalData = $this->ffi->new("uint8_t[$originalSize+8]");
         assert($originalData !== null);
+        FFI::memcpy($originalData, $this->dataU8, $originalSize);
 
         $this->initInternalMemory($len);
 
-        for ($i = 0; $i < $originalSize; $i++) {
-            // @phpstan-ignore-next-line
-            $this->dataU8[$i] = $originalData[$i];
-        }
+        FFI::memcpy($this->dataU8, $originalData, $originalSize);
 
         return $sz;
     }
-- 
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