From ab1630631795ec4f196d426af35b9d0636d16016 Mon Sep 17 00:00:00 2001
From: Galaxy1458 <55453380+Galaxy1458@users.noreply.github.com>
Date: Fri, 14 Apr 2023 14:11:02 +0800
Subject: [PATCH] fix some [-Wunused-function] and [-Wunused-function] warning
 (#52868)

* test,test=develop

* test,test=develop

* test,test=develop
---
 paddle/phi/core/enforce.h                | 4 ++--
 paddle/phi/core/generator.cc             | 6 ++++++
 paddle/phi/core/generator.h              | 5 -----
 paddle/phi/core/utils/unroll_array_ops.h | 4 ++--
 4 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/paddle/phi/core/enforce.h b/paddle/phi/core/enforce.h
index d0b240e8941..d2028af0c0d 100644
--- a/paddle/phi/core/enforce.h
+++ b/paddle/phi/core/enforce.h
@@ -51,7 +51,7 @@ limitations under the License. */
 #include <string>
 #include <type_traits>
 #include <utility>
-
+#include "paddle/phi/core/macros.h"
 #if !defined(_WIN32) && !defined(PADDLE_WITH_MUSL)
 #include <execinfo.h>
 #endif
@@ -222,7 +222,7 @@ struct BinaryCompareMessageConverter {
 template <>
 struct BinaryCompareMessageConverter<false> {
   template <typename T>
-  static const char* Convert(const char* expression, const T& value) {
+  static const char* Convert(const char* expression, const T& value UNUSED) {
     return expression;
   }
 };
diff --git a/paddle/phi/core/generator.cc b/paddle/phi/core/generator.cc
index 16a72117a2a..51674af6699 100644
--- a/paddle/phi/core/generator.cc
+++ b/paddle/phi/core/generator.cc
@@ -23,6 +23,12 @@ limitations under the License. */
 #include "paddle/phi/backends/xpu/xpu_info.h"
 #include "paddle/phi/core/enforce.h"
 
+static uint64_t GetRandomSeed() {
+  std::random_device rd;
+  // double has 53 bit significant, so limit uint64 to 53 bits
+  return ((((uint64_t)rd()) << 32) + rd()) & 0x1FFFFFFFFFFFFF;
+}
+
 namespace phi {
 
 const std::shared_ptr<Generator>& DefaultXPUGenerator(int64_t device_id) {
diff --git a/paddle/phi/core/generator.h b/paddle/phi/core/generator.h
index 9e46b94300b..5473be29780 100644
--- a/paddle/phi/core/generator.h
+++ b/paddle/phi/core/generator.h
@@ -24,11 +24,6 @@ limitations under the License. */
 #include <random>
 #include <typeinfo>
 #include <utility>
-static uint64_t GetRandomSeed() {
-  std::random_device rd;
-  // double has 53 bit significant, so limit uint64 to 53 bits
-  return ((((uint64_t)rd()) << 32) + rd()) & 0x1FFFFFFFFFFFFF;
-}
 
 namespace phi {
 
diff --git a/paddle/phi/core/utils/unroll_array_ops.h b/paddle/phi/core/utils/unroll_array_ops.h
index fe3ca8ab5ac..2e1d84080af 100644
--- a/paddle/phi/core/utils/unroll_array_ops.h
+++ b/paddle/phi/core/utils/unroll_array_ops.h
@@ -15,8 +15,8 @@
 #pragma once
 #include <cstddef>
 #include <type_traits>
-
 #include "paddle/phi/core/hostdevice.h"
+#include "paddle/phi/core/macros.h"
 
 namespace phi {
 namespace detail {
@@ -47,7 +47,7 @@ struct UnrollAssign {
 template <size_t kStart, size_t kEnd>
 struct UnrollAssign<kStart, kEnd, true> {
   template <typename Tin, typename Tout>
-  HOSTDEVICE inline static void Run(const Tin *d1, Tout *d2) {}
+  HOSTDEVICE inline static void Run(const Tin *d1 UNUSED, Tout *d2 UNUSED) {}
 };
 
 template <typename T, size_t kStart, size_t kEnd, bool kStop>
-- 
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