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re PR fortran/82992 (ICE in create_int_parameter_array, at fortran/module.c:6586)

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2019-08-17  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/82992
	* module.c (gfc_match_use):  When renaming a module entity, search
	current namespace for conflicting symbol.

2019-08-17  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/82992
	* gfortran.dg/pr71649.f90: Adjust error messages.
	* gfortran.dg/use_15.f90: Ditto.
	* gfortran.dg/use_rename_8.f90: Ditto.

From-SVN: r274608
This commit is contained in:
Steven G. Kargl 2019-08-17 17:15:42 +00:00
parent 716ac0fc6c
commit b9a21efdea
6 changed files with 43 additions and 14 deletions
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6
gcc/fortran/ChangeLog
View file

@ -1,3 +1,9 @@
2019-08-17 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/82992
* module.c (gfc_match_use): When renaming a module entity, search
current namespace for conflicting symbol.
2019-08-17 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/78739

16
gcc/fortran/module.c
View file

@ -525,6 +525,8 @@ gfc_match_use (void)
gfc_intrinsic_op op;
match m;
gfc_use_list *use_list;
gfc_symtree *st;
locus loc;
use_list = gfc_get_use_list ();
@ -632,6 +634,8 @@ gfc_match_use (void)
case INTERFACE_USER_OP:
case INTERFACE_GENERIC:
case INTERFACE_DTIO:
loc = gfc_current_locus;
m = gfc_match (" =>");
if (type == INTERFACE_USER_OP && m == MATCH_YES
@ -642,6 +646,18 @@ gfc_match_use (void)
if (type == INTERFACE_USER_OP)
new_use->op = INTRINSIC_USER;
st = gfc_find_symtree (gfc_current_ns->sym_root, name);
if (st)
{
if (m == MATCH_YES)
gfc_error ("Symbol %qs at %L conflicts with the rename symbol "
"at %L", name, &st->n.sym->declared_at, &loc);
else
gfc_error ("Symbol %qs at %L conflicts with the symbol "
"at %L", name, &st->n.sym->declared_at, &loc);
goto cleanup;
}
if (use_list->only_flag)
{
if (m != MATCH_YES)

7
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,10 @@
2019-08-17 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/82992
* gfortran.dg/pr71649.f90: Adjust error messages.
* gfortran.dg/use_15.f90: Ditto.
* gfortran.dg/use_rename_8.f90: Ditto.
2019-08-17 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/78739

8
gcc/testsuite/gfortran.dg/pr71649.f90
View file

@ -1,13 +1,13 @@
! { dg-do compile }
! PR71649 Internal Compiler Error
SUBROUTINE Compiler_Options ( Options, Version, WriteOpt )
USE ISO_FORTRAN_ENV, ONLY : Compiler_Version, Compiler_Options ! { dg-error "already declared" }
SUBROUTINE Compiler_Options ( Options, Version, WriteOpt ) ! { dg-error "\(1\)" }
USE ISO_FORTRAN_ENV, ONLY : Compiler_Version, Compiler_Options ! { dg-error "conflicts with the" }
IMPLICIT NONE
CHARACTER (LEN=*), INTENT(OUT) :: Options
CHARACTER (LEN=*), INTENT(OUT) :: Version
LOGICAL, INTENT(IN), OPTIONAL :: WriteOpt
Version = Compiler_Version()
Options = Compiler_Options() ! { dg-error "Unexpected use of subroutine name" }
Version = Compiler_Version() ! { dg-error "has no IMPLICIT type" }
Options = Compiler_Options() ! { dg-error "Unexpected use of subroutine name" }
RETURN
END SUBROUTINE Compiler_Options

4
gcc/testsuite/gfortran.dg/use_15.f90
View file

@ -28,8 +28,8 @@ subroutine my_sub2 (a)
end subroutine
subroutine my_sub3 (a)
use test_mod2, my_sub3 => my_sub2 ! { dg-error "is also the name of the current program unit" }
subroutine my_sub3 (a) ! { dg-error "\(1\)" }
use test_mod2, my_sub3 => my_sub2 ! { dg-error "conflicts with the rename" }
real a
print *, a
end subroutine

16
gcc/testsuite/gfortran.dg/use_rename_8.f90
View file

@ -19,8 +19,8 @@ SUBROUTINE T
USE MOO, ONLY: X => B
END SUBROUTINE T
SUBROUTINE C
USE MOO, ONLY: C ! { dg-error "is also the name of the current program unit" }
SUBROUTINE C ! { dg-error "\(1\)" }
USE MOO, ONLY: C ! { dg-error "conflicts with the" }
END SUBROUTINE C
SUBROUTINE D
@ -36,15 +36,15 @@ SUBROUTINE F
USE MOO, ONLY: X => F
END SUBROUTINE F
SUBROUTINE X
USE MOO, ONLY: X => G ! { dg-error "is also the name of the current program unit" }
SUBROUTINE X ! { dg-error "\(1\)" }
USE MOO, ONLY: X => G ! { dg-error "conflicts with the rename" }
END SUBROUTINE X
SUBROUTINE Y
USE MOO, ONLY: Y => H ! { dg-error "is also the name of the current program unit" }
SUBROUTINE Y ! { dg-error "\(1\)" }
USE MOO, ONLY: Y => H ! { dg-error "conflicts with the rename" }
END SUBROUTINE Y
SUBROUTINE Z
USE MOO, ONLY: Z => I, Z => I ! { dg-error "is also the name of the current program unit" }
SUBROUTINE Z ! { dg-error "\(1\)" }
USE MOO, ONLY: Z => I, Z => I ! { dg-error "conflicts with the rename" }
END SUBROUTINE Z