From a27a1c7e881f9381c38a7f17fa29fc537a274c9a Mon Sep 17 00:00:00 2001
From: Saleem Abdulrasool <compnerd@compnerd.org>
Date: Mon, 11 Nov 2019 14:25:08 -0800
Subject: Swift: Allow build and installed RPATHs to differ

Define the RPATH separator to `:` so that CMake can reserve room to edit
the ELF RPATH at install time.  This enables the use of `BUILD_RPATH` and
`INSTALL_RPATH` with differing values.
---
 Modules/CMakeSwiftInformation.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Modules/CMakeSwiftInformation.cmake b/Modules/CMakeSwiftInformation.cmake
index 1f0e8f3..f2bf232 100644
--- a/Modules/CMakeSwiftInformation.cmake
+++ b/Modules/CMakeSwiftInformation.cmake
@@ -26,6 +26,7 @@ endif()
 
 if(NOT CMAKE_SYSTEM_NAME STREQUAL Windows AND NOT CMAKE_SYSTEM_NAME STREQUAL Darwin)
   set(CMAKE_SHARED_LIBRARY_RUNTIME_Swift_FLAG "-Xlinker -rpath -Xlinker ")
+  set(CMAKE_SHARED_LIBRARY_RUNTIME_Swift_FLAG_SEP ":")
 endif()
 
 set(CMAKE_Swift_COMPILE_OPTIONS_TARGET "-target ")
-- 
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