From 6d70761e63221f6b0c035bbc2e3141afc9d6e9c6 Mon Sep 17 00:00:00 2001
From: risemeup1 <62429225+risemeup1@users.noreply.github.com>
Date: Mon, 6 Feb 2023 10:32:40 +0800
Subject: [PATCH] fix gcc12 error: mismatched-new-delete error in
 custom_device.cc (#47466)

---
 paddle/phi/backends/custom/custom_device.cc | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/paddle/phi/backends/custom/custom_device.cc b/paddle/phi/backends/custom/custom_device.cc
index 164b425e39..a5a4e9b377 100644
--- a/paddle/phi/backends/custom/custom_device.cc
+++ b/paddle/phi/backends/custom/custom_device.cc
@@ -359,8 +359,7 @@ class CustomDevice : public DeviceInterface {
       }
     } else {
       if (!pimpl_->memory_copy_p2p) {
-        std::unique_ptr<uint8_t> tmp(
-            reinterpret_cast<uint8_t*>(new uint8_t[size]));
+        std::unique_ptr<uint8_t[]> tmp(new uint8_t[size]);
         MemoryCopyD2H(src_dev_id, tmp.get(), src, size);
         MemoryCopyH2D(dst_dev_id, dst, tmp.get(), size);
       } else {
@@ -452,8 +451,7 @@ class CustomDevice : public DeviceInterface {
       PADDLE_ENFORCE_CUSTOM_DEVICE_SUCCESS(
           pimpl_->device_memory_set(device, ptr, value, size));
     } else {
-      std::unique_ptr<uint8_t> tmp(
-          reinterpret_cast<uint8_t*>(new uint8_t[size]));
+      std::unique_ptr<uint8_t[]> tmp(new uint8_t[size]);
       memset(tmp.get(), value, size);
       MemoryCopyH2D(dev_id, ptr, tmp.get(), size);
     }
-- 
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