From cf780097b66067f55b6c81fbcbe1c37666c2f258 Mon Sep 17 00:00:00 2001
From: Leo Chen <chenqiuliang@baidu.com>
Date: Wed, 27 Apr 2022 18:58:21 +0800
Subject: [PATCH] fix gcc warning of [-Wint-in-bool-context] (#42268)

---
 .../kernels/impl/elementwise_grad_kernel_impl.h  | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/paddle/phi/kernels/impl/elementwise_grad_kernel_impl.h b/paddle/phi/kernels/impl/elementwise_grad_kernel_impl.h
index aba4a5f5fbd..fa1f15672b9 100644
--- a/paddle/phi/kernels/impl/elementwise_grad_kernel_impl.h
+++ b/paddle/phi/kernels/impl/elementwise_grad_kernel_impl.h
@@ -360,6 +360,14 @@ struct MulGradDX {
   HOSTDEVICE T operator()(T x, T y, T out, T dout) const { return dout * y; }
 };
 
+// avoid [-Wint-in-bool-context] warning
+template <>
+struct MulGradDX<bool> {
+  HOSTDEVICE bool operator()(bool x, bool y, bool out, bool dout) const {
+    return dout && y;
+  }
+};
+
 template <typename T>
 struct MulGradDX<phi::dtype::complex<T>> {
   HOSTDEVICE phi::dtype::complex<T> operator()(
@@ -383,6 +391,14 @@ struct MulGradDY {
   HOSTDEVICE T operator()(T x, T y, T out, T dout) const { return dout * x; }
 };
 
+// avoid [-Wint-in-bool-context] warning
+template <>
+struct MulGradDY<bool> {
+  HOSTDEVICE bool operator()(bool x, bool y, bool out, bool dout) const {
+    return dout && x;
+  }
+};
+
 template <typename T>
 struct MulGradDY<phi::dtype::complex<T>> {
   HOSTDEVICE phi::dtype::complex<T> operator()(
-- 
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