+2008-10-04 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/37706
+ * module.c (load_equiv): Check the module before negating the
+ unused flag.
+
2008-10-02 Steven Bosscher <steven@gcc.gnu.org>
PR fortran/37635
mio_expr (&tail->expr);
}
- /* Unused equivalence members have a unique name. */
+ /* Unused equivalence members have a unique name. In addition, it
+ must be checked that the symbol is that from the module. */
unused = true;
for (eq = head; eq; eq = eq->eq)
{
- if (!check_unique_name (eq->expr->symtree->name))
+ if (eq->expr->symtree->n.sym->module
+ && strcmp (module_name, eq->expr->symtree->n.sym->module) == 0
+ && !check_unique_name (eq->expr->symtree->name))
{
unused = false;
break;
+2008-10-04 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/37706
+ * gfortran.dg/module_equivalence_4.f90: New test.
+
2008-10-04 Richard Guenther <rguenther@suse.de>
* gcc.dg/tree-ssa/ssa-pre-21.c: New testcase.
--- /dev/null
+! { dg-do compile }
+! This checks the fix for PR37706 in which the equivalence would be
+! inserted into the 'nudata' namespace with the inevitable consequences.
+!
+! Contributed by Lester Petrie <petrielmjr@ornl.gov>
+!
+module data_C
+ integer, dimension(200) :: l = (/(201-i, i = 1,200)/)
+ integer :: l0
+ integer :: l24, l27, l28, l29
+ equivalence ( l(1), l0 )
+ end module data_C
+
+subroutine nudata(nlibe, a, l)
+ USE data_C, only: l24, l27, l28, l29
+ implicit none
+ integer :: nlibe
+ integer :: l(*)
+ real :: a(*)
+ print *, l(1), l(2)
+ return
+end subroutine nudata
+
+ integer :: l_(2) = (/1,2/), nlibe_ = 42
+ real :: a_(2) = (/1.,2./)
+ call nudata (nlibe_, a_, l_)
+end
+
+! { dg-final { cleanup-modules "data_C" } }