diff --git a/dev-util/cmake/patches/cmake-3.0.0_rc1.patchset b/dev-util/cmake/patches/cmake-3.0.0_rc1.patchset
index 593ddafc7..09491fcba 100644
--- a/dev-util/cmake/patches/cmake-3.0.0_rc1.patchset
+++ b/dev-util/cmake/patches/cmake-3.0.0_rc1.patchset
@@ -1266,3 +1266,30 @@ index 5f20853..9c26380 100644
 -- 
 1.8.3.4
 
+
+From e8af83035ae75596f931c7e8a2b5b47d8160933a Mon Sep 17 00:00:00 2001
+From: Adrien Destugues <pulkomandy@pulkomandy.tk>
+Date: Mon, 10 Mar 2014 14:11:01 +0100
+Subject: Fix the architecture detection regexp again.
+
+Turns out it didn't work with the main compiler on a gcc4 install.
+This new regexp was written by GSoC candidate akshay1994, part of his efforts
+to build WebKit and fix one ticket for it. Thanks for getting through
+this!
+
+diff --git a/Modules/Platform/Haiku.cmake b/Modules/Platform/Haiku.cmake
+index af6697a..920ae8f 100644
+--- a/Modules/Platform/Haiku.cmake
++++ b/Modules/Platform/Haiku.cmake
+@@ -40,7 +40,7 @@ execute_process(
+   RESULT_VARIABLE _HAIKU_SEARCH_DIRS_FOUND
+   OUTPUT_STRIP_TRAILING_WHITESPACE)
+ 
+-string(REGEX MATCH "libraries: =?([^\n]*:)?/boot/system/develop/lib/([^/]*)/(:[\n]*)?" _dummy "${_HAIKU_SEARCH_DIRS}\n")
++string(REGEX MATCH "libraries: =?([^\n]*:)?/boot/system/develop/lib/([^/]*)/?(:?\n+)" _dummy "${_HAIKU_SEARCH_DIRS}\n")
+ set(CMAKE_HAIKU_SECONDARY_ARCH "${CMAKE_MATCH_2}")
+ 
+ if(NOT CMAKE_HAIKU_SECONDARY_ARCH)
+-- 
+1.8.3.4
+