Bump version to 5.0.0svn

git-svn-id: https://llvm.org/svn/llvm-project/libunwind/trunk@291830 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4995d0f..69d17a4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -71,7 +71,7 @@
   endif()
 
   set(PACKAGE_NAME libunwind)
-  set(PACKAGE_VERSION 4.0.0svn)
+  set(PACKAGE_VERSION 5.0.0svn)
   set(PACKAGE_STRING "${PACKAGE_NAME} ${PACKAGE_VERSION}")
   set(PACKAGE_BUGREPORT "llvm-bugs@lists.llvm.org")