From 6adb2866cbb4d17aff8ba4086c605d92faa02cd7 Mon Sep 17 00:00:00 2001
From: risemeup1 <515586620@qq.com>
Date: Sun, 21 May 2023 10:13:26 +0000
Subject: [PATCH] fix gcc12 error of coverage_ci

---
 paddle/phi/core/device_context.cc                         | 1 +
 paddle/phi/core/utils/array.h                             | 2 +-
 paddle/phi/kernels/funcs/detail/gru_cpu_kernel.h          | 8 ++++----
 paddle/phi/kernels/funcs/jit/more/intrinsic/layer_norm.cc | 2 +-
 4 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/paddle/phi/core/device_context.cc b/paddle/phi/core/device_context.cc
index 5c8fc75ff0ee2..14123e0e0ca81 100644
--- a/paddle/phi/core/device_context.cc
+++ b/paddle/phi/core/device_context.cc
@@ -297,6 +297,7 @@ struct DeviceContext::Impl {
 DeviceContext::DeviceContext() { impl_ = std::make_unique<Impl>(); }
 
 DeviceContext::DeviceContext(const DeviceContext& other) {
+  impl_ = std::make_unique<Impl>();
   impl_->SetHostAllocator(&other.GetHostAllocator());
   impl_->SetAllocator(&other.GetAllocator());
   impl_->SetZeroAllocator(&other.GetZeroAllocator());
diff --git a/paddle/phi/core/utils/array.h b/paddle/phi/core/utils/array.h
index b21e0bc088c49..44290b73737fb 100644
--- a/paddle/phi/core/utils/array.h
+++ b/paddle/phi/core/utils/array.h
@@ -85,7 +85,7 @@ class Array {
     return ptr + i;
   }
 
-  T data_[N];
+  T data_[N] = {};
 };
 
 template <typename T>
diff --git a/paddle/phi/kernels/funcs/detail/gru_cpu_kernel.h b/paddle/phi/kernels/funcs/detail/gru_cpu_kernel.h
index eb02200f01db0..e6d587a61e11a 100644
--- a/paddle/phi/kernels/funcs/detail/gru_cpu_kernel.h
+++ b/paddle/phi/kernels/funcs/detail/gru_cpu_kernel.h
@@ -130,7 +130,7 @@ void hl_avx_gru_forward_reset_output(OpResetOutput op_reset_output,
 #ifdef __AVX__
   __m256 r_value_update_gate, r_value_update_gate_last = _mm256_set1_ps(0.0f);
   __m256 r_value_reset_gate, r_value_reset_gate_last = _mm256_set1_ps(0.0f);
-  __m256 r_value_reset_output;
+  __m256 r_value_reset_output = _mm256_setzero_ps();
   __m256 r_prev_out = _mm256_set1_ps(0.0f),
          r_prev_out_last = _mm256_set1_ps(0.0f);
   __m256 r_reset_bias = _mm256_set1_ps(0.0f);
@@ -932,13 +932,13 @@ inline void gru_backward(const Context &context,
 
 template <class OpGruGrad, typename T, typename Context>
 inline void cpu_gru_backward(const Context &context,
-                             OpGruGrad op_gru_grad,
+                             OpGruGrad op_gru_grad UNUSED,
                              phi::funcs::GRUMetaValue<T> value,
                              phi::funcs::GRUMetaGrad<T> grad,
                              int frame_size,
                              int batch_size,
-                             ActivationType active_node,
-                             ActivationType active_gate) {
+                             ActivationType active_node UNUSED,
+                             ActivationType active_gate UNUSED) {
   for (int b = 0; b < batch_size; ++b) {
     // eigen
     gru_backward(context, value, grad, frame_size);
diff --git a/paddle/phi/kernels/funcs/jit/more/intrinsic/layer_norm.cc b/paddle/phi/kernels/funcs/jit/more/intrinsic/layer_norm.cc
index 54167261d1f31..04f2cdf2697fb 100644
--- a/paddle/phi/kernels/funcs/jit/more/intrinsic/layer_norm.cc
+++ b/paddle/phi/kernels/funcs/jit/more/intrinsic/layer_norm.cc
@@ -43,7 +43,7 @@ void LayerNorm(float* x,
     __m256 sum;
     __m256 mean_vec, var_vec;
     __m128 hi, lo;
-    __m256 tmp;
+    __m256 tmp = _mm256_setzero_ps();
     size_t offset;
     size_t j;
     __m256 reverse_num_vec =