Makefile.am: mpi must be built before examples

Makefile.am

@@ -18,7 +18,7 @@ ACLOCAL_AMFLAGS=-I m4
 CLEANFILES = *.gcno *.gcda *.linkinfo
 
 SUBDIRS = src
-SUBDIRS += tools tests examples doc
+SUBDIRS += tools tests doc
 
 if USE_MPI
 SUBDIRS += mpi
@@ -28,6 +28,8 @@ if BUILD_SOCL
 SUBDIRS += socl
 endif
 
+SUBDIRS += examples
+
 if COND_OPT
 SUBDIRS += tests/opt examples/opt
 endif