add -restrict option to CFLAGS and CINTCFLAGS for ecc v7.

git-svn-id: http://root.cern.ch/svn/root/trunk@5442 27541ba8-7e3a-0410-8455-c3a389f83636

config/Makefile.linuxia64ecc

@@ -18,11 +18,11 @@ endif
 CXX           = ecc
 CC            = ecc
 CXXFLAGS      = $(EXTRA_CXXFLAGS)
-CFLAGS        = $(EXTRA_CFLAGS)
+CFLAGS        = $(EXTRA_CFLAGS) -restrict
 CINTCXXFLAGS  = $(EXTRA_CXXFLAGS) \
                 -DG__REGEXP -DG__UNIX -DG__SHAREDLIB \
                 -DG__OSFDLL -DG__ROOT -DG__REDIRECTIO -DG__64BIT
-CINTCFLAGS    = $(EXTRA_CFLAGS) \
+CINTCFLAGS    = $(EXTRA_CFLAGS) -restrict \
                 -DG__REGEXP -DG__UNIX -DG__SHAREDLIB \
                 -DG__OSFDLL -DG__ROOT -DG__REDIRECTIO -DG__64BIT