BUG: compilation of scotch-6.0.4 failed

scotch-6.0.4 fails to compile with Gcc-4.9.3

Following modification works

LDFLAGS = -Xlinker --no-as-needed $(WM_LDFLAGS) -lz -lm -lrt

in etc/wmakeFiles/scotch/Makefile.inc.i686_pc_linux2.shlib-OpenFOAM