psblas3:

config/pac.m4
 configure.ac
 configure

Added checks for SOURCE= and MOLD= allocation variants.

config/pac.m4

@@ -54,7 +54,7 @@ dnl AC_CHECK_LIB(blacsCinit_MPI-LINUX-0,[$BI_Asend],
 dnl                         [acx_cv_blacs_ok=yes; BLACS_LIBS="-lblacsCinit_MPI-LINUX-0"])
 
 
-dnl @synopsis PAC_FORTRAN_FUNC_MOVE_ALLOC( [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl @synopsis PAC_FORTRAN_HAVE_MOVE_ALLOC( [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
 dnl
 dnl Will try to compile and link a program with move_alloc (a Fortran 2003 function).
 dnl
@@ -1347,3 +1347,117 @@ ifelse([$2], , , [  rm -rf conftest*
 ])dnl
 fi
 rm -f conftest*])
+
+dnl @synopsis PAC_FORTRAN_TEST_MOLD( [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl
+dnl Will try to compile and link a program checking the MOLD=  Fortran support.
+dnl
+dnl Will use MPIFC, otherwise '$FC'.
+dnl
+dnl If the test passes, will execute ACTION-IF-FOUND. Otherwise, ACTION-IF-NOT-FOUND.
+dnl Note : This file will be likely to induce the compiler to create a module file
+dnl (for a module called conftest).
+dnl Depending on the compiler flags, this could cause a conftest.mod file to appear
+dnl in the present directory, or in another, or with another name. So be warned!
+dnl
+dnl @author Salvatore Filippone <salvatore.filippone@uniroma2.it>
+AC_DEFUN(PAC_FORTRAN_TEST_MOLD,
+ac_exeext=''
+ac_ext='f90'
+ac_link='${MPIFC-$FC} -o conftest${ac_exeext} $FCFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+dnl Warning : square brackets are EVIL!
+[AC_MSG_CHECKING([support for Fortran MOLD= allocation])
+i=0
+while test \( -f tmpdir_$i \) -o \( -d tmpdir_$i \) ; do
+  i=`expr $i + 1`
+done
+mkdir tmpdir_$i
+cd tmpdir_$i
+cat > conftest.$ac_ext <<EOF
+program xtt
+  type foo
+    integer :: i
+  end type foo
+  type, extends(foo) :: new_foo
+    integer :: j
+  end type new_foo
+  class(foo), allocatable  :: fooab
+  type(new_foo) :: nfv 
+  integer :: info
+
+  allocate(fooab, mold=nfv, stat=info)
+
+end program xtt
+EOF
+if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
+  AC_MSG_RESULT([yes])
+  ifelse([$1], , :, [
+  $1])
+else
+  AC_MSG_RESULT([no])
+  echo "configure: failed program was:" >&AC_FD_CC
+  cat conftest.$ac_ext >&AC_FD_CC
+ifelse([$2], , , [  
+  $2
+])dnl
+fi
+cd ..
+rm -fr tmpdir_$i])
+
+
+dnl @synopsis PAC_FORTRAN_TEST_SOURCE( [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl
+dnl Will try to compile and link a program checking the SOURCE=  Fortran support.
+dnl
+dnl Will use MPIFC, otherwise '$FC'.
+dnl
+dnl If the test passes, will execute ACTION-IF-FOUND. Otherwise, ACTION-IF-NOT-FOUND.
+dnl Note : This file will be likely to induce the compiler to create a module file
+dnl (for a module called conftest).
+dnl Depending on the compiler flags, this could cause a conftest.mod file to appear
+dnl in the present directory, or in another, or with another name. So be warned!
+dnl
+dnl @author Salvatore Filippone <salvatore.filippone@uniroma2.it>
+AC_DEFUN(PAC_FORTRAN_TEST_SOURCE,
+ac_exeext=''
+ac_ext='f90'
+ac_link='${MPIFC-$FC} -o conftest${ac_exeext} $FCFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+dnl Warning : square brackets are EVIL!
+[AC_MSG_CHECKING([support for Fortran SOURCE= allocation])
+i=0
+while test \( -f tmpdir_$i \) -o \( -d tmpdir_$i \) ; do
+  i=`expr $i + 1`
+done
+mkdir tmpdir_$i
+cd tmpdir_$i
+cat > conftest.$ac_ext <<EOF
+program xtt
+  type foo
+    integer :: i
+  end type foo
+  type, extends(foo) :: new_foo
+    integer :: j
+  end type new_foo
+  class(foo), allocatable  :: fooab
+  type(new_foo) :: nfv 
+  integer :: info
+
+  allocate(fooab, source=nfv, stat=info)
+
+end program xtt
+EOF
+if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
+  AC_MSG_RESULT([yes])
+  ifelse([$1], , :, [
+  $1])
+else
+  AC_MSG_RESULT([no])
+  echo "configure: failed program was:" >&AC_FD_CC
+  cat conftest.$ac_ext >&AC_FD_CC
+ifelse([$2], , , [  
+  $2
+])dnl
+fi
+cd ..
+rm -fr tmpdir_$i])
+

configure.ac

@@ -521,6 +521,13 @@ PAC_FORTRAN_TEST_CLASS_TBP(
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for CLASS and type bound procedures. 
  Please get a Fortran compiler that supports them, e.g. GNU Fortran 4.6.])]
 )
+
+PAC_FORTRAN_TEST_SOURCE( 
+	[],
+        [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for SOURCE= allocation. 
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.6.])]
+)
+
 PAC_FORTRAN_HAVE_MOVE_ALLOC(
 	[FDEFINES="$psblas_cv_define_prepend-DHAVE_MOVE_ALLOC $FDEFINES"],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for MOVE_ALLOC. 
@@ -556,6 +563,10 @@ PAC_FORTRAN_TEST_EXTENDS_TYPE(
 	[FDEFINES="$psblas_cv_define_prepend-DHAVE_EXTENDS_TYPE_OF $FDEFINES"],
 )
 
+PAC_FORTRAN_TEST_MOLD( 
+	[FDEFINES="$psblas_cv_define_prepend-DHAVE_MOLD $FDEFINES"],
+)
+
 ###############################################################################
 #	Additional pathname stuff (yes, it is redundant and confusing...)
 ###############################################################################