--- cmake/modules/LLVMConfig.cmake.in.old	2013-12-30 14:40:54.888983600 +0100
+++ cmake/modules/LLVMConfig.cmake.in	2013-12-30 14:44:15.448970509 +0100
@@ -39,16 +39,10 @@
 set(LLVM_LIBRARY_DIRS ${LLVM_INSTALL_PREFIX}/lib)
 set(LLVM_DEFINITIONS "-D__STDC_LIMIT_MACROS" "-D__STDC_CONSTANT_MACROS")
 
-# We try to include using the current setting of CMAKE_MODULE_PATH,
-# which suppossedly was filled by the user with the directory where
-# this file was installed:
-include( LLVM-Config OPTIONAL RESULT_VARIABLE LLVMCONFIG_INCLUDED )
-
-# If failed, we assume that this is an un-installed build:
-if( NOT LLVMCONFIG_INCLUDED )
-  set(CMAKE_MODULE_PATH
+# For some reasons without it it fails on Gentoo, see bug #496480
+set(CMAKE_MODULE_PATH
     ${CMAKE_MODULE_PATH}
-    "@LLVM_SOURCE_DIR@/cmake/modules")
-  include( LLVM-Config )
-endif()
+    "${LLVM_BINARY_DIR}/share/llvm/cmake")
+
+include(LLVM-Config)