From 696a39e2f3c273472145ebf88002a45c58db71c7 Mon Sep 17 00:00:00 2001
From: wanghuancoder <wanghuan29@baidu.com>
Date: Wed, 16 Sep 2020 09:37:29 +0800
Subject: [PATCH] use clcache in windows (#27279)

---
 paddle/scripts/paddle_build.bat | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/paddle/scripts/paddle_build.bat b/paddle/scripts/paddle_build.bat
index 15610abef0..9e150763db 100644
--- a/paddle/scripts/paddle_build.bat
+++ b/paddle/scripts/paddle_build.bat
@@ -51,6 +51,17 @@ if %ERRORLEVEL% NEQ 0 (
     exit /b 7
 )
 
+rem ------pre install clcache and init config----------
+pip install clcache
+:: set USE_CLCACHE to enable clcache
+set USE_CLCACHE=1
+:: In some scenarios, CLCACHE_HARDLINK can save one file copy.
+set CLCACHE_HARDLINK=1
+:: If it takes more than 1000s to obtain the right to use the cache, an error will be reported
+set CLCACHE_OBJECT_CACHE_TIMEOUT_MS=1000000
+:: set maximum cache size to 20G
+clcache.exe -M 21474836480
+
 rem ------initialize common variable------
 if not defined CUDA_TOOLKIT_ROOT_DIR set CUDA_TOOLKIT_ROOT_DIR="C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v10.0"
 if not defined BRANCH set BRANCH=develop
@@ -173,7 +184,7 @@ echo Build third_party successfully!
 set build_times=1
 :build_paddle
 echo Build Paddle the %build_times% time:
-msbuild /m:%PARALLEL_PROJECT_COUNT% /p:Configuration=Release /verbosity:minimal paddle.sln
+msbuild /m:%PARALLEL_PROJECT_COUNT% /p:TrackFileAccess=false /p:CLToolExe=clcache.exe /p:CLToolPath=%PYTHON_ROOT%\Scripts /p:Configuration=Release /verbosity:minimal paddle.sln
 if %ERRORLEVEL% NEQ 0 (
     set /a build_times=%build_times%+1
     if %build_times% GTR 2 (
-- 
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