Use gcc toolchain from cvmfs instead of AFS for clang builds

(CORALCOOL-2855 and CORALCOOL-2821).


git-svn-id: file:///git/lcgcool.svndb/cool/trunk@19879 4525493e-7705-40b1-a816-d608a930855b

cmake/CORALBuildFlags.cmake

@@ -5,9 +5,11 @@ option(BUILD_SHARED_LIBS "Set to OFF to build static libraries." ON)
 IF(CMAKE_HOST_SYSTEM_NAME MATCHES "Darwin")
   set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC")
 ELSEIF(BINARY_TAG MATCHES "clang35") # See CORALCOOL-2821
-  set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC --gcc-toolchain=/afs/cern.ch/sw/lcg/external/gcc/4.9.1/x86_64-slc6")
+  ###set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC --gcc-toolchain=/afs/cern.ch/sw/lcg/external/gcc/4.9.1/x86_64-slc6")
+  set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC --gcc-toolchain=/cvmfs/sft.cern.ch/lcg/releases/gcc/4.9.1/x86_64-slc6")
 ELSEIF(BINARY_TAG MATCHES "clang37") # See CORALCOOL-2821
-  set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC --gcc-toolchain=/afs/cern.ch/sw/lcg/external/gcc/4.9.3/x86_64-slc6")
+  ###set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC --gcc-toolchain=/afs/cern.ch/sw/lcg/external/gcc/4.9.3/x86_64-slc6")
+  set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC --gcc-toolchain=/cvmfs/sft.cern.ch/lcg/releases/gcc/4.9.3/x86_64-slc6") # use cvmfs, see CORALCOOL-2855
 ELSE()
   set(CMAKE_CXX_FLAGS "-pedantic -Wall -Wextra -Wno-long-long -Wno-deprecated -pthread -std=c++11 -fPIC -Wl,--no-undefined")
 ENDIF()