diff options
| author | pault <pault@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-02-20 10:52:50 +0000 |
|---|---|---|
| committer | pault <pault@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-02-20 10:52:50 +0000 |
| commit | 2f78ea2e3f0a990cfcd72c9cf99b45a7a9cfc47d (patch) | |
| tree | 8afb6a237aa77fa173be94f5c6785ab688583e6e /libgfortran | |
| parent | d8cc986ad109d50d4f89949f8aebb8f4b57d3d3d (diff) | |
2017-02-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/79382
* decl.c (access_attr_decl): Test for presence of generic DTIO
interface and emit error if not present.
2017-02-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/79382
* io/transfer.c (check_dtio_proc): New function.
(formatted_transfer_scalar_read): Use it.
(formatted_transfer_scalar_write): ditto.
2017-02-16 Paul Thomas <pault@gcc.gnu.org>
PR fortran/79382
* gfortran.dg/dtio_10.f90 : Change test of error message.
* gfortran.dg/dtio_23.f90 : New test.
* gfortran.dg/dtio_24.f90 : New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@245596 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgfortran')
| -rw-r--r-- | libgfortran/ChangeLog | 7 | ||||
| -rw-r--r-- | libgfortran/io/transfer.c | 27 |
2 files changed, 34 insertions, 0 deletions
diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog index a3a8c2249ee..4cdb3b4f252 100644 --- a/libgfortran/ChangeLog +++ b/libgfortran/ChangeLog @@ -1,3 +1,10 @@ +2017-02-16 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/79382 + * io/transfer.c (check_dtio_proc): New function. + (formatted_transfer_scalar_read): Use it. + (formatted_transfer_scalar_write): ditto. + 2017-01-31 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/79305 diff --git a/libgfortran/io/transfer.c b/libgfortran/io/transfer.c index b47f4e07c82..36786c0349e 100644 --- a/libgfortran/io/transfer.c +++ b/libgfortran/io/transfer.c @@ -1244,6 +1244,26 @@ require_type (st_parameter_dt *dtp, bt expected, bt actual, const fnode *f) } +/* Check that the dtio procedure required for formatted IO is present. */ + +static int +check_dtio_proc (st_parameter_dt *dtp, const fnode *f) +{ + char buffer[BUFLEN]; + + if (dtp->u.p.fdtio_ptr != NULL) + return 0; + + snprintf (buffer, BUFLEN, + "Missing DTIO procedure or intrinsic type passed for item %d " + "in formatted transfer", + dtp->u.p.item_count - 1); + + format_error (dtp, f, buffer); + return 1; +} + + static int require_numeric_type (st_parameter_dt *dtp, bt actual, const fnode *f) { @@ -1436,6 +1456,9 @@ formatted_transfer_scalar_read (st_parameter_dt *dtp, bt type, void *p, int kind case FMT_DT: if (n == 0) goto need_read_data; + + if (check_dtio_proc (dtp, f)) + return; if (require_type (dtp, BT_CLASS, type, f)) return; int unit = dtp->u.p.current_unit->unit_number; @@ -1938,8 +1961,12 @@ formatted_transfer_scalar_write (st_parameter_dt *dtp, bt type, void *p, int kin child_iomsg_len = IOMSG_LEN; } + if (check_dtio_proc (dtp, f)) + return; + /* Call the user defined formatted WRITE procedure. */ dtp->u.p.current_unit->child_dtio++; + dtp->u.p.fdtio_ptr (p, &unit, iotype, f->u.udf.vlist, child_iostat, child_iomsg, iotype_len, child_iomsg_len); |