From 61a9038877adee1ecd835312fc528c7eb409c5b3 Mon Sep 17 00:00:00 2001
From: Kai Koehne <kai.koehne@qt.io>
Date: Mon, 14 Sep 2020 17:50:36 +0200
Subject: [PATCH] Windows: Fix linker warning about missing WinMain.pdb

Do follow the example of winmain.pro and replace /Zi with /Z7.

Manipulating CMAKE_CXX_FLAGS_DEBUG is not particularly elegant,
but CMake seems not to offer a more modern way yet:

https://gitlab.kitware.com/cmake/cmake/-/issues/19084

Fixes: QTBUG-86423
Change-Id: I280d06ad52b79d4be04052ab4e0d2113ef08414c
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>
---
 src/winmain/CMakeLists.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/winmain/CMakeLists.txt b/src/winmain/CMakeLists.txt
index 73a11497177..fca26090826 100644
--- a/src/winmain/CMakeLists.txt
+++ b/src/winmain/CMakeLists.txt
@@ -14,6 +14,12 @@ qt_add_module(WinMain
       $<TARGET_PROPERTY:Qt::Core,INTERFACE_INCLUDE_DIRECTORIES>
 )
 
+if (MSVC)
+    # Store debug information inside the static lib
+    string(REPLACE "/Zi" "/Z7" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
+    string(REPLACE "/Zi" "/Z7" CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
+endif()
+
 set_property(TARGET WinMain PROPERTY OUTPUT_NAME qtmain)
 
 qt_extend_target(WinMain CONDITION