#############################################################################
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## Copyright (C) 2020 The Qt Company Ltd.
## Contact: http://www.qt.io/licensing/
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## This file is part of the provisioning scripts of the Qt Toolkit.
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## $QT_BEGIN_LICENSE:LGPL21$
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. "$PSScriptRoot\..\common\windows\helpers.ps1"

# This script installs LLVM-Mingw by mstorsjo

$zip = Get-DownloadLocation "llvm-mingw-20201020-ucrt-x86_64.zip"
$url_cache = "http://ci-files01-hki.intra.qt.io/input/windows/llvm-mingw-20201020-ucrt-x86_64.zip"
$url_official = "https://github.com/mstorsjo/llvm-mingw/releases/download/20201020/llvm-mingw-20201020-ucrt-x86_64.zip"

Download $url_official $url_cache $zip
Verify-Checksum $zip "fdb40870de0967b5116855901196fc277087d76f"
Extract-7Zip $zip C:\

Write-Output "llvm-mingw = 20201020" >> ~/versions.txt
Remove-Item -Path $zip

# Apply patch https://reviews.llvm.org/D92379
$patch = Get-DownloadLocation "lgamma_fix_for_llvm-mingw.patch"
$url_cache = "http://ci-files01-hki.intra.qt.io/input/windows/lgamma_fix_for_llvm-mingw.patch"
Download $url_cache $url_cache $patch
Verify-Checksum $patch d0f5fb2a5168d409eaee66542954aa22ac3ed1d8

Run-Executable "C:\Program Files\Git\usr\bin\patch" "-u -b c:/llvm-mingw/include/c++/v1/random -i $patch"

# Get fixed llvm-rc.exe (fixes https://reviews.llvm.org/D92558)
$fix = Get-DownloadLocation "llvm-rc.exe"
$url_cache = "http://ci-files01-hki.intra.qt.io/input/windows/llvm-rc.exe"
Download $url_cache $url_cache $fix
Verify-Checksum $fix 75afa882bd587138481b632409c0a3fcb09ba75f

Rename-Item -Path "C:\llvm-mingw\bin\llvm-rc.exe" -NewName "llvm-rc.orig"
Copy-Item $fix -Destination "C:\llvm-mingw\bin\"