[llvm] r203419 - Work around FreeBSD rtld rpath $ORIGIN limitation

[Ed Maste]

Author: emaste
Date: Sun Mar  9 13:48:45 2014
New Revision: 203419

URL: http://llvm.org/viewvc/llvm-project?rev=203419&view=rev
Log:
Work around FreeBSD rtld rpath $ORIGIN limitation

FreeBSD's rtld requires the DF_ORIGIN flag set in order to process
$ORIGIN in rpath.

FreeBSD bug http://bugs.freebsd.org/187114

Modified:
    llvm/trunk/CMakeLists.txt

Modified: llvm/trunk/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/CMakeLists.txt?rev=203419&r1=203418&r2=203419&view=diff
==============================================================================
--- llvm/trunk/CMakeLists.txt (original)
+++ llvm/trunk/CMakeLists.txt Sun Mar  9 13:48:45 2014
@@ -445,6 +445,9 @@ if (APPLE)
 else(UNIX)
   if(NOT DEFINED CMAKE_INSTALL_RPATH)
     set(CMAKE_INSTALL_RPATH "\$ORIGIN/../lib")
+    if (${CMAKE_SYSTEM_NAME} MATCHES FreeBSD)
+      set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-z,origin")
+    endif()
   endif(NOT DEFINED CMAKE_INSTALL_RPATH)
 endif()