From 00de4cd9ae69f473630ecf598e48d6f87ee20ce1 Mon Sep 17 00:00:00 2001
From: Megvii Engine Team <megengine@megvii.com>
Date: Thu, 17 Sep 2020 23:49:22 +0800
Subject: [PATCH] fix(whl/windows): force use /MT for windows whl

GitOrigin-RevId: 54a7814c17d6d008c360dc06e4088e363008ade5
---
 CMakeLists.txt            | 8 ++++++++
 imperative/CMakeLists.txt | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 42cf25571..0179b0b43 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -152,6 +152,14 @@ if(${MGE_ARCH} STREQUAL "x86_64" OR ${MGE_ARCH} STREQUAL "i386" OR ${MGE_ARCH} S
 endif()
 
 if(MSVC OR WIN32)
+    # for cmake after 3.15.2
+    cmake_policy(SET CMP0091 NEW)
+    if(${CMAKE_BUILD_TYPE} STREQUAL "Debug")
+        set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreadedDebug")
+    else()
+        set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded")
+    endif()
+
     add_compile_definitions(NOMINMAX=1 _USE_MATH_DEFINES=1 WIN32=1)
     message("-- into windows build...")
     message("-- CMAKE_C_COMPILER_ID: ${CMAKE_C_COMPILER_ID}")
diff --git a/imperative/CMakeLists.txt b/imperative/CMakeLists.txt
index a07212704..a594206f2 100644
--- a/imperative/CMakeLists.txt
+++ b/imperative/CMakeLists.txt
@@ -57,6 +57,8 @@ if (APPLE)
 elseif (MSVC OR WIN32)
     # Windows does not support implicitly importing data members from DLL.
     target_link_libraries(${MODULE_NAME} PRIVATE megbrain megdnn)
+    message("-- CMAKE_MSVC_RUNTIME_LIBRARY: ${CMAKE_MSVC_RUNTIME_LIBRARY}")
+    set_target_properties(${MODULE_NAME} PROPERTIES MSVC_RUNTIME_LIBRARY "${CMAKE_MSVC_RUNTIME_LIBRARY}")
 else()
     target_link_libraries(${MODULE_NAME} PRIVATE megengine_export -Wl,--version-script=${VERSION_SCRIPT})
 endif()
-- 
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