fix hcc version string extraction

Change-Id: Ie209b6deae55c779a577aaccb1bc21f969f69e14

CMakeLists.txt

@@ -68,9 +68,10 @@ if(HIP_PLATFORM STREQUAL "hcc")
     endif()
     if(IS_ABSOLUTE ${HCC_HOME} AND EXISTS ${HCC_HOME} AND IS_DIRECTORY ${HCC_HOME})
         execute_process(COMMAND ${HCC_HOME}/bin/hcc --version
-            COMMAND cut -d\  -f9
             OUTPUT_VARIABLE HCC_VERSION
             OUTPUT_STRIP_TRAILING_WHITESPACE)
+        string(REGEX REPLACE ".*based on HCC " "" HCC_VERSION ${HCC_VERSION})
+        string(REGEX REPLACE " .*" "" HCC_VERSION ${HCC_VERSION})
         message(STATUS "Looking for HCC in: " ${HCC_HOME} ". Found version: " ${HCC_VERSION})
     else()
         message(FATAL_ERROR "Don't know where to find HCC. Please specify abolute path using -DHCC_HOME")