From eb8c9e084be627a96a9730f82c089b0d114e33ea Mon Sep 17 00:00:00 2001
From: Robert Schumacher <roschuma@microsoft.com>
Date: Thu, 30 Nov 2017 12:43:45 -0800
Subject: [llvm] Fail early on UWP

---
 ports/llvm/portfile.cmake | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ports/llvm/portfile.cmake b/ports/llvm/portfile.cmake
index a2f32abe9..d2a82cf0b 100644
--- a/ports/llvm/portfile.cmake
+++ b/ports/llvm/portfile.cmake
@@ -2,6 +2,10 @@
 #   building with Microsoft toolchain; it's also the default on other platforms
 set(VCPKG_LIBRARY_LINKAGE static)
 
+if(VCPKG_CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
+    message(FATAL_ERROR "llvm cannot currently be built for UWP")
+endif()
+
 include(vcpkg_common_functions)
 set(SOURCE_PATH ${CURRENT_BUILDTREES_DIR}/src/llvm-5.0.0.src)
 vcpkg_download_distfile(ARCHIVE
-- 
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