2014-11-16 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/60324
* intrinsics/random.c (kiss_size): Rename to KISS_SIZE, make it a
macro instead of a variable.
(random_seed_i4): Make seed correct size, remove assert, KISS_SIZE
related changes.
(random_seed_i8): KISS_SIZE related changes.
From-SVN: r217623
2014-11-13 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/60324
* configure: Regenerated.
* configure.ac (AM_CFLAGS): Add Werror=vla.
* libgfortran.h (gfc_alloca): Remove macro.
(fc_strdup_notrim): New prototype.
* intrinsics/access.c (access_func): Use fc_strdup rather than
stack allocation.
* intrinsics/chdir.c (chdir_i4_sub): Likewise.
(chdir_i8_sub): Likewise.
* intrinsics/chmod.c (chmod_internal): New function, move logic
here.
(chmod_func): Call chmod_internal.
* intrinsics/env.c (getenv): Use fc_strdup rather than stack
allocation.
(get_environment_variable_i4): Likewise.
* intrinsics/execute_command_line.c (execute_command_line):
Likewise.
* intrinsics/hostnm.c (hostnm_0): New function, use static buffer
rather than VLA.
(hostnm_i4_sub): Call hostnm_0.
(hostnm_i8_sub): Likewise.
(hostnm): Likewise.
* intrinsics/link.c (link_internal): New function, use fc_strdup
rather than stack allocation.
(link_i4_sub): Call link_internal.
(link_i8_sub): Likewise.
(link_i4): Likewise.
(link_i8): Likewise.
* intrinsics/perror.c (perror_sub): Use fc_strdup rather than
stack allocation.
* intrinsics/random.c (random_seed_i4): Use static buffer rather
than VLA, use _Static_assert to make sure it's big enough.
* intrinsics/rename.c (rename_internal): New function, use
fc_strdup rather than stack allocation.
(rename_i4_sub): Call rename_internal.
(rename_i8_sub): Likewise.
(rename_i4): Likewise.
(rename_i8): Likewise.
* intrinsics/stat.c (stat_i4_sub_0): Use fc_strdup rather than
stack allocation.
(stat_i8_sub_0): Likewise.
* intrinsics/symlink.c (symlnk_internal): New function, use
fc_strdup rather than stack allocation.
(symlnk_i4_sub): Call symlnk_internal.
(symlnk_i8_sub): Likewise.
(symlnk_i4): Likewise.
(symlnk_i8): Likewise.
* intrinsics/system.c (system_sub): Use fc_strdup rather than
stack allocation.
* intrinsics/unlink.c (unlink_i4_sub): Likewise.
* io/file_pos.c (READ_CHUNK): Make it a macro rather than variable.
* io/list_read.c (nml_get_obj_data): Use fixed stack buffer, fall
back to xmalloc/free for large sizes.
* io/read.c (read_f): Likewise.
* io/transfer.c (MAX_READ): Make it a macro rather than variable.
(WRITE_CHUNK): Likewise.
* io/write_float.def (write_float): Use fixed stack buffer, fall
back to xmalloc/free for large sizes.
* runtime/string.c (fc_strdup_notrim): New function.
From-SVN: r217480
2014-11-10 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/47007
PR libfortran/61847
* config.h.in: Regenerated.
* configure: Regenerated.
* configure.ac (AC_CHECK_HEADERS_ONCE): Check for xlocale.h.
(AC_CHECK_FUNCS_ONCE): Check for newlocale, freelocale, uselocale,
strerror_l.
* io/io.h (locale.h): Include.
(xlocale.h): Include if present.
(c_locale): New variable.
(old_locale): New variable.
(old_locale_ctr): New variable.
(old_locale_lock): New variable.
(st_parameter_dt): Add old_locale member.
* io/transfer.c (data_transfer_init): Set locale to "C" if doing
formatted transfer.
(finalize_transfer): Reset locale to previous.
* io/unit.c (c_locale): New variable.
(old_locale): New variable.
(old_locale_ctr): New variable.
(old_locale_lock): New variable.
(init_units): Init c_locale, init old_locale_lock.
(close_units): Free c_locale.
* runtime/error.c (locale.h): Include.
(xlocale.h): Include if present.
(gf_strerror): Use strerror_l if available. Reset locale to
LC_GLOBAL_LOCALE for strerror_r branch.
2014-11-10 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/47007
PR libfortran/61847
* gfortran.texi: Add note about locale issues to thread-safety
section.
From-SVN: r217273
2014-10-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/63460
* io/unit.c (init_units): Initialize the DELIM flag to
UNSPECIFIED for the STDIN unit so that the flag is
correctly set later.
From-SVN: r215908
2014-09-18 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/62768
* io/inquire.c (inquire_via_unit): Use gfc_unit.filename also when
HAVE_TTYNAME{_R} is not defined.
From-SVN: r215338
2014-09-10 Janne Blomqvist <jb@gcc.gnu.org>
* io/transfer.c (read_block_form): Fix pad status check (found by
Thomas Schwinge with -Wlogical-not-parentheses).
From-SVN: r215092
2014-08-20 Steven G. Kargl <kargl@gcc.gnu.org>
PR libgfortran/62188
* m4/bessel.m4: Avoid indexing off the end of an array.
* generated/bessel_r10.c: Regenerated.
* generated/bessel_r16.c: Ditto.
* generated/bessel_r4.c: Ditto.
* generated/bessel_r8.c: Ditto.
From-SVN: r214229
2014-07-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/61632
* io/format.c (format_error): Avoid invalid string pointer by
using the fortran string length values to generate error string.
(parse_format): Allocate the null terminator for the format
string.
From-SVN: r212875
2014-06-28 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/61640
* io/list_read.c (next_char_internal): Adjust the read length to
a single wide character. (eat_spaces): Add missing paren.
* io/unix.c (mem_read4): Use the correct mem_alloc function for
wide character internal reads.
From-SVN: r212118
PR fortran/29383
gcc/fortran/
* gfortran.h (gfc_simplify_ieee_selected_real_kind): New prototype.
* libgfortran.h (GFC_FPE_*): Use simple integer values, valid in
both C and Fortran.
* expr.c (gfc_check_init_expr): Simplify IEEE_SELECTED_REAL_KIND.
* simplify.c (gfc_simplify_ieee_selected_real_kind): New function.
* module.c (mio_symbol): Keep track of symbols which came from
intrinsic modules.
(gfc_use_module): Keep track of the IEEE modules.
* trans-decl.c (gfc_get_symbol_decl): Adjust code since
we have new intrinsic modules.
(gfc_build_builtin_function_decls): Build decls for
ieee_procedure_entry and ieee_procedure_exit.
(is_from_ieee_module, is_ieee_module_used, save_fp_state,
restore_fp_state): New functions.
(gfc_generate_function_code): Save and restore floating-point
state on procedure entry/exit, when IEEE modules are used.
* intrinsic.texi: Document the IEEE modules.
libgfortran/
* configure.host: Add checks for IEEE support, rework priorities.
* configure.ac: Define IEEE_SUPPORT, check for fpsetsticky and
fpresetsticky.
* configure: Regenerate.
* Makefile.am: Build new ieee files, install IEEE_* modules.
* Makefile.in: Regenerate.
* gfortran.map (GFORTRAN_1.6): Add new symbols.
* libgfortran.h (get_fpu_trap_exceptions, set_fpu_trap_exceptions,
support_fpu_trap, set_fpu_except_flags, support_fpu_flag,
support_fpu_rounding_mode, get_fpu_state, set_fpu_state): New
prototypes.
* config/fpu-*.h (get_fpu_trap_exceptions,
set_fpu_trap_exceptions, support_fpu_trap, set_fpu_except_flags,
support_fpu_flag, support_fpu_rounding_mode, get_fpu_state,
set_fpu_state): New functions.
* ieee/ieee_features.F90: New file.
* ieee/ieee_exceptions.F90: New file.
* ieee/ieee_arithmetic.F90: New file.
* ieee/ieee_helper.c: New file.
gcc/testsuite/
* lib/target-supports.exp (check_effective_target_fortran_ieee):
New function.
* gfortran.dg/ieee/ieee.exp: New file.
* gfortran.dg/ieee/ieee_1.F90: New file.
* gfortran.dg/ieee/ieee_2.f90: New file.
* gfortran.dg/ieee/ieee_3.f90: New file.
* gfortran.dg/ieee/ieee_4.f90: New file.
* gfortran.dg/ieee/ieee_5.f90: New file.
* gfortran.dg/ieee/ieee_6.f90: New file.
* gfortran.dg/ieee/ieee_7.f90: New file.
* gfortran.dg/ieee/ieee_rounding_1.f90: New file.
From-SVN: r212102
2014-06-26 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/61499
* io/list_read.c (eat_spaces): Use a 'for' loop instead of
'while' loop to skip the loop if there are no bytes left in the
string. Only seek if actual spaces can be skipped.
From-SVN: r212059
2014-05-26 Tobias Burnus <burnus@net-b.de>
PR fortran/55117
* trans-io.c (nml_full_name, transfer_namelist_element): Insert
a '+' rather then '%' to differentiate namelist variable names
that are based on extended derived types.
2014-05-26 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/55117
* io/list_read.c (extended_look_ahead): New helper function to
scan the namelist name and look for matches with the new '+'
extended type parent indicator. (str_comp_extended): New
helper function to compare the namelist name with the varname
namelist. (find_nml_name): Use the new helper functions to match
the extended type varnames.
From-SVN: r210934
2014-05-23 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/61173
* io/list_read.c (eat_spaces): If the next character pointed to
is a space, don't seek, must be at the end.
From-SVN: r210898
2014-05-17 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/52539
* io/io.h (gfc_unit): New function pointers *next_char_fn_ptr
and *push_char_fn_ptr.
*io/list_read.c (next_char): Create macro with this name to call
the new function pointer. Split the original next_char function
into three new functions. (next_char_default, next_char_internal,
next_char_utf8): New functions. (push_char): Create macro with
this name to call new function pointer. Split the original
push_char into three new functions. (push_char_default,
push_char_internal, push_char4): New functions. (set_workers):
New function to initilize the function pointers depending on the
type of IO to be performed. (list_formatted_read_scalar): Use
set_workers function. (finish_list_read): Likewise.
(namelist_read): Likewise.
(nml_get_obj_data): Use push_char_default.
From-SVN: r210574
2014-05-16 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/61187
* io/unix.c (raw_close): Check if s->fd is -1.
(fd_to_stream): Check return value of fstat(), handle error.
From-SVN: r210527
2014-05-12 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/61035
* intrinsics/getcwd.c (getcwd_i4_sub): Avoid potentially large
stack allocation, avoid extra copying in the common case.
From-SVN: r210335
2014-05-11 Tobias Burnus <burnus@net-b.de>
* trans-intrinsic.c (gfc_build_builtin_function_decls):
Change type of second argument to int.
2014-05-11 Tobias Burnus <burnus@net-b.de>
* caf/libcaf.h (_gfortran_caf_num_images): Change type of
second argument to int.
* caf/mpi.c (_gfortran_caf_num_images): Ditto.
* caf/single.c (_gfortran_caf_num_images): Ditto.
From-SVN: r210311
2014-04-26 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/52539
* io/list_read.c: Add uchar typedef. (push_char4): New function
to save kind=4 character. (next_char_utf8): New function to read
a single UTF-8 encoded character value. (read_chracter): Update
to use the new functions for reading UTF-8 strings.
(list_formatted_read_scalar): Update to handle list directed
reads of UTF-8 strings. (nml_read_obj): Likewise update for
UTF-8 strings in namelists.
* io/write.c (nml_write_obj): Add kind=4 character support for
namelist writes.
From-SVN: r209828
2014-03-21 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/60148
* io/transfer.c (data_transfer_init): If std= was specified, set
delim status to DELIM_NONE of no other was specified.
From-SVN: r208759
2014-03-17 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/46800
* io/list_read.c (list_formatted_read_scalar): Do not use
eat_separator. Explicitly set the comma and end-of-line flags.
Check for END condition from finish_separator.
From-SVN: r208629
2014-03-15 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/58324
* io/list_read.c (finish_list_read): Read one character to check
for the end of the file. If it is the end, then issue the file
end error message. If not, use eat_line to reach the end
without giving error. The next attempt to read will then
issue the error as described above.
From-SVN: r208591
2014-03-12 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/38199
* io/read.c (read_decimal): Quickly skip spaces to avoid calls
to next_char.
* io/unit.c (is_trim_ok): New helper function to check various
conditions to see if its OK to trim the internal unit string.
(get_internal_unit): Use LEN_TRIM to shorten selected internal
unit strings for optimizing READ. Enable this optimization for
formatted READ.
* io/list_read.c (finish_list_read): Don't call eat_line for
internal units.
From-SVN: r208528
2014-03-08 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/38199
* io/list_read.c (next_char): Mark unlikely error checks.
(eat_spaces): For character array reading, skip ahead over
spaces rather than call next_char multiple times.
From-SVN: r208439
2014-03-08 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/38199
* io/list_read.c (next_char): Delete unuseful error checks.
(eat_spaces): For character array reading, skip ahead over
spaces rather than call next_char multiple times.
From-SVN: r208438
2014-03-08 Dominique d'Humieres <dominiq@lps.ens.fr>
PR libgfortran/60128
* io/write_float.def (output_float): Remove unused variable
nzero_real. Replace a double space with a single one.
(determine_en_precision): Fix wrong handling of the EN format.
PR libfortran/60128
* gfortran.dg/fmt_en.f90: New test.
From-SVN: r208423
2014-03-03 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/60148
* io/inquire.c (inquire_via_unit): In the case of
DELIM_UNSPECIFIED set inquire return string to "NONE".
* io/list_read.c (read_character): In the case of DELIM_NONE and
namelists, complete the character read using the namelist
variable length.
* io/open.c (new_unit): Don't set delim status to none if not
specified so that DELIM_UNSPECIFIED can be used later.
* io/transfer.c (data_transfer_init): For namelist I/O, if the
unit delim status is unspecified set the current status to quote.
Otherwise, set current status to the unit status.
* io/unit.c (get_internel_unit, init_unit): Remember to set
flags_delim initially to DELIM_UNSPECIFIED so defaults come out
correctly.
* io/write.c (write_character): Add a new function argument
"mode" to signify that raw output is to be used vs output with
delimiters. If the mode is set to DELIM (1) proceed with
delimiters. (list_formatted_write_scalar): Write the separator
only if a delimiter was previously specified. Update the call to
write_character with the mode argument given.
(namelist_write_newline): Use the mode argument. (nml_write_obj):
Use the mode argument. Remove use of tmp_delim. Write the
semi-colon or comma correctly only when needed with using
delimiters. Cleanup whitespace.
(namelist_write): If delim is not specified in namelist I/O,
default to using quotes. Get rid of the tmp_delim variable and
use the new mode argument in write_character.
From-SVN: r208302
2014-02-21 Tobias Burnus <burnus@net-b.de>
PR fortran/60286
* libgfortran/io/inquire.c (yes, no): New static const char
* vars.
(inquire_via_unit): Use them. Use OPEN mode instead of using
POSIX's access to query about write=, read= and readwrite=.
2014-02-21 Tobias Burnus <burnus@net-b.de>
PR fortran/60286
* gfortran.dg/inquire_16.f90: New.
From-SVN: r207979
2014-01-11 Jerry DeLisle <jvdelisle@gcc.gnu>
Dominique d'Humieres <dominiq@lps.ens.fr>
Steven G. Kargl <kargl@gcc.gnu.org>
PR libfortran/59700
PR libfortran/59764
* io/io.h (struct st_parameter_dt): Assign expanded_read flag to
unused bit. Define new variable line_buffer_pos.
* io/list_read.c (free_saved, next_char, l_push_char,
read_logical, read_real): Replace use of item_count with
line_buffer_pos for line_buffer look ahead.
(read_logical, read_integer, parse_real, read_real, check_type):
Adjust location of free_line to after generating error messages
to retain the correct item count for the message.
Co-Authored-By: Dominique d'Humieres <dominiq@lps.ens.fr>
Co-Authored-By: Steven G. Kargl <kargl@gcc.gnu.org>
From-SVN: r206553
2013-12-18 Steven G. Kargl <kargl@gcc.gnu.org>
* io/read.c (read_f): Convert assert to runtime error.
2013-12-18 Steven G. Kargl <kargl@gcc.gnu.org>
* gfortran.dg/io_err_1.f90: New test.
From-SVN: r206102
2013-12-16 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/59419
* io/file_pos.c (st_rewind): Do proper return after
generate_error.
* io/open.c (edit_modes): Move action code inside block that
checks for library ok. (new_unit): Do cleanup after error.
(st_open): Do proper return after error.
* io/transfer.c (data_transfer_init): Likewise.
From-SVN: r206039
PR libfortran/49024
* intrinsics/erfc_scaled.c (erfc_scaled_r16): New function.
* intrinsics/erfc_scaled_inc.c: Do not provide quadruple
precision variant.
* gfortran.dg/erf_3.F90: New file.
From-SVN: r205151
2013-11-15 Janne Blomqvist <jb@gcc.gnu.org>
Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/59108
* io/unix.c (regular_file): Don't set O_CREAT when opening a file
read-only with unknown status. Mask out O_CREAT when falling back
to opening read-only if ACTION= is not set and read-write fails.
Co-Authored-By: Jerry DeLisle <jvdelisle@gcc.gnu.org>
From-SVN: r204864
2013-11-10 Janne Blomqvist <jb@gcc.gnu.org>
* configure.ac: Check presence of mkostemp.
* io/unix.c (set_close_on_exec): New function.
(tempfile_open): Use mkostemp and O_CLOEXEC if available, fallback
to calling set_close_on_exec.
(regular_file): Add O_CLOEXEC to flags if defined.
(open_external): Call set_close_on_exec if O_CLOEXEC is not
defined.
* config.h.in: Regenerated.
* configure: Regenerated.
* Makefile.in: Regenerated.
* aclocal.m4: Regenerated.
From-SVN: r204654
* config/fpu-387.h (_FPU_MASK_ALL): New.
(_FPU_EX_ALL): Ditto.
(set_fpu): Use fstcw to store x87 FPU control word. Use fnclex to
clear stalled exception flags. Correctly clear stalled SSE
exception flags. Simplify code.
(get_fpu_except_flags): Simplify code.
From-SVN: r200255
frontend ChangeLog:
2013-04-15 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/56919
* intrinsics.texi (SYSTEM_CLOCK): Update documentation.
libgfortran ChangeLog:
2013-04-15 Janne Blomqvist <jb@gcc.gnu.org>
PR fortran/56919
* intrinsics/time_1.h: Check __CYGWIN__ in addition to
__MINGW32__.
* intrinsics/system_clock.c (GF_CLOCK_MONOTONIC): Check
_POSIX_MONOTONIC_CLOCK as well.
(system_clock_4): Use GetTickCount on Windows.
(system_clock_8): Use QueryPerformanceCounter and
QueryPerformanceCounterFrequency on Windows.
From-SVN: r197968
2013-04-01 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/56660
* io/list_read.c (nml_read_obj): Do not reset the read error flag
inside nml_read_obj. If the read error flag is found set just exit.
Fix some whitespace on comments.
(nml_read_obj_data): Reset the read error flag before the first call
to nml_read_object.
From-SVN: r197321
2013-03-31 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/56786
* io/list_read.c (nml_parse_qualifier): Remove spurious next_char call
when checking for EOF. Use error return mechanism when EOF detected.
Do not return false unless parse_err_msg and parse_err_msg_size have
been set. Use hit_eof.
(nml_get_obj_data): Likewise use the correct error mechanism.
* io/transfer.c (hit_eof): Do not set AFTER_ENDFILE if in namelist
mode.
From-SVN: r197290
2013-03-25 Tilo Schwarz <tilo@tilo-schwarz.de>
PR libfortran/52512
* io/list_read.c (nml_parse_qualifier): To check for a derived type
don't use the namelist head element type but the current element type.
(nml_get_obj_data): Add current namelist element type to
nml_parse_qualifier call.
2013-03-25 Tilo Schwarz <tilo@tilo-schwarz.de>
PR libfortran/52512
* gfortran.dg/namelist_79.f90: New.
From-SVN: r197061
2013-03-20 Tilo Schwarz <tilo@tilo-schwarz.de>
PR libfortran/51825
* io/list_read.c (nml_read_obj): Don't end the component loop on
a nested derived type, but continue with the next loop iteration.
(nml_get_obj_data): Don't move the first_nl pointer further in
the list if a qualifier was found.
2013-03-20 Tilo Schwarz <tilo@tilo-schwarz.de>
PR libfortran/51825
* gcc/testsuite/gfortran.dg/namelist_77.f90: New.
* gcc/testsuite/gfortran.dg/namelist_78.f90: New.
From-SVN: r196806
2013-03-20 Tilo Schwarz <tilo@tilo-schwarz.de>
PR libfortran/48618
* io/open.c (st_open): Raise error for unit number < 0 only if
unit number does not exist already.
2013-03-20 Tilo Schwarz <tilo@tilo-schwarz.de>
PR libfortran/48618
* gfortran.dg/open_negative_unit_1.f90: New.
From-SVN: r196805
2013-03-19 Janne Blomqvist <jb@gcc.gnu.org>
* libgfortran.h: Include stdbool.h.
(enum try): Remove.
(notify_std): Change return type to bool.
* intrinsics/chmod.c: Don't include stdbool.h.
* intrinsics/execute_command_line.c: Likewise.
* io/format.c: Likewise.
* io/list_read.c (nml_parse_qualifier): Change return type to bool.
(nml_read_obj): Likewise.
(nml_get_obj_data): Likewise.
* io/transfer.c (read_block_form): Fix comment.
(write_buf): Change return type to bool.
* io/write.c: Don't include stdbool.h.
* io/write_float.def (output_float): Change return type to bool.
(output_float_FMT_G_ ## x): Change type of result variable.
* runtime/error.c (notify_std): Change return type to bool.
From-SVN: r196791
2013-02-06 Janus Weil <janus@gcc.gnu.org>
PR fortran/55978
* runtime/in_pack_generic.c (internal_pack): Return if base_addr is
NULL.
2013-02-06 Janus Weil <janus@gcc.gnu.org>
PR fortran/55978
* gfortran.dg/class_optional_2.f90: Uncomment some cases which work now.
From-SVN: r195814
2013-01-23 Janne Blomqvist <jb@gcc.gnu.org>
* io/file_pos.c (unformatted_backspace): Use __builtin_bswapXX
instead of reverse_memcpy.
* io/io.h (reverse_memcpy): Remove prototype.
* io/transfer.c (reverse_memcpy): Make static, move towards
beginning of file.
(bswap_array): New function.
(unformatted_read): Use bswap_array to byte swap the data
in-place.
(unformatted_write): Use a larger temp buffer and bswap_array.
(us_read): Use __builtin_bswapXX instead of reverse_memcpy.
(write_us_marker): Likewise.
From-SVN: r195413
2013-01-02 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/55818
* io/list_read.c (read_real): Do not call hit_eof when EOF can be
treated as a value separator.
(parse_real): Likewise.
(read_logical): Likewise.
(read_character): Likewise.
(read_complex): Likewise.
From-SVN: r194809
2012-12-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/48976
* io/inquire.c (inquire_via_unit): Set user stream inquiry variable to
appropriate value based on unit access method. (inquire_via_filename):
Since filename is not associated with an open unit, set stream inquiry
to UNKNOWN.
* io/io.h: Define inquire stream parameters.
From-SVN: r194733
2012-12-26 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/48960
* io/open.c (st_parameter_open): Assign newunit number to user
variable only if the the associated open statement is successful.
From-SVN: r194724
2012-12-21 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/30162
* io/unix.c (raw_tell): If the lseek is done on a
non-seekable file, return 0.
From-SVN: r194679
2012-12-19 Paul Thomas <pault@gcc.gnu.org>
* array.c (resolve_array_list): Apply C4106.
* check.c (gfc_check_same_type_as): Exclude polymorphic
entities from check for extensible types. Improved error
for disallowed argument types to name the offending type.
* class.c : Update copyright date.
(gfc_class_null_initializer): Add argument for initialization
expression and deal with unlimited polymorphic typespecs.
(get_unique_type_string): Give unlimited polymorphic
entities a type string.
(gfc_intrinsic_hash_value): New function.
(gfc_build_class_symbol): Incorporate unlimited polymorphic
entities.
(gfc_find_derived_vtab): Deal with unlimited polymorphic
entities.
(gfc_find_intrinsic_vtab): New function.
* decl.c (gfc_match_decl_type_spec): Match typespec for
unlimited polymorphic type.
(gfc_match_data_decl): Skip to 'ok' if unlimited polymorphic.
expr.c (gfc_check_pointer_assign): Apply C717. If unlimited
polymorphic lvalue, find rvalue vtable for all typespecs,
except unlimited polymorphic expressions.
(gfc_check_vardef_context): Handle unlimited polymorphic
entities.
* gfortran.h : Add unlimited polymorphic attribute. Add
second arg to gfc_class_null_initializer primitive and
primitive for gfc_find_intrinsic_vtab. Add UNLIMITED_POLY
to detect unlimited polymorphic expressions.
* interface.c (gfc_compare_types): If expr1 is unlimited
polymorphic, always return 1. If expr2 is unlimited polymorphic
enforce C717.
(gfc_compare_interfaces): Skip past conditions that do not
apply for unlimited polymorphic entities.
(compare_parameter): Make sure that an unlimited polymorphic,
allocatable or pointer, formal argument is matched by an
unlimited polymorphic actual argument.
(compare_actual_formal): Ensure that an intrinsic vtable exists
to match an unlimited polymorphic formal argument.
* match.c (gfc_match_allocate): Type kind parameter does not
need to match an unlimited polymorphic allocate-object.
(alloc_opt_list): An unlimited polymorphic allocate-object
requires a typespec or a SOURCE tag.
(select_intrinsic_set_tmp): New function.
(select_type_set_tmp): Call new function. If it returns NULL,
build a derived type or class temporary instead.
(gfc_match_type_is): Remove restriction to derived types only.
Bind(C) or sequence derived types not permitted.
* misc (gfc_typename): Printed CLASS(*) for unlimited
polymorphism.
* module.c : Add AB_UNLIMITED_POLY to pass unlimited
polymorphic attribute to and from modules.
* resolve.c (resolve_common_vars): Unlimited polymorphic
entities cannot appear in common blocks.
(resolve_deallocate_expr): Deallocate unlimited polymorphic
enities.
(resolve_allocate_expr): Likewise for allocation. Make sure
vtable exists.
(gfc_type_is_extensible): Unlimited polymorphic entities are
not extensible.
(resolve_select_type): Handle unlimited polymorphic selectors.
Ensure that length type parameters are assumed and that names
for intrinsic types are generated.
(resolve_fl_var_and_proc): Exclude select type temporaries
from test of extensibility of type.
(resolve_fl_variable): Likewise for test that assumed character
length must be a dummy or a parameter.
(resolve_fl_derived0): Return SUCCESS unconditionally for
unlimited polymorphic entities. Also, allow unlimited
polymorphic components.
(resolve_fl_derived): Return SUCCESS unconditionally for
unlimited polymorphic entities.
(resolve_symbol): Return early with unlimited polymorphic
entities.
* simplifiy.c : Update copyright year.
(gfc_simplify_extends_type_of): No simplification possible
for unlimited polymorphic arguments.
* symbol.c (gfc_use_derived): Nothing to do for unlimited
polymorphic "derived type".
(gfc_type_compatible): Return unity if ts1 is unlimited
polymorphic.
* trans-decl.c (create_function_arglist) Formal arguments
without a character length should be treated in the same way
as passed lengths.
(gfc_trans_deferred_vars): Nullify the vptr of unlimited
polymorphic pointers. Avoid unlimited polymorphic entities
triggering gcc_unreachable.
* trans-expr.c (gfc_conv_intrinsic_to_class): New function.
(gfc_trans_class_init_assign): Make indirect reference of
src.expr.
(gfc_trans_class_assign): Expression NULL of unknown type
should set NULL vptr on lhs. Treat C717 cases where lhs is
a derived type and the rhs is unlimited polymorphic.
(gfc_conv_procedure_call): Handle the conversion of a non-class
actual argument to match an unlimited polymorphic formal
argument. Suppress the passing of a character string length
in this case. Make sure that calls to the character __copy
function have two character string length arguments.
(gfc_conv_initializer): Pass the initialization expression to
gfc_class_null_initializer.
(gfc_trans_subcomponent_assign): Ditto.
(gfc_conv_structure): Move handling of _size component.
trans-intrinsic.c: (gfc_conv_same_type_as): Handle conditions
where unlimited polymorphic arguments have null vptr.
* trans-stmt.c (trans_associate_var): Correctly treat array
temporaries associated with unlimited polymorphic selectors.
Recover the overwritten dtype for the descriptor. Use the _size
field of the vptr for character string lengths.
(gfc_trans_allocate): Cope with unlimited polymorphic allocate
objects; especially with character source tags.
(reset_vptr): New function.
(gfc_trans_deallocate): Call it.
* trans-types.c (gfc_get_derived_type): Detect unlimited
polymorphic types and deal with cases where the derived type of
components is null.
* trans.c : Update copyright year.
(trans_code): Call gfc_trans_class_assign for C717 cases where
the lhs is not unlimited polymorphic.
2012-12-19 Paul Thomas <pault@gcc.gnu.org>
* intrinsics/extends_type_of.c : Return correct results for
null vptrs.
2012-12-19 Paul Thomas <pault@gcc.gnu.org>
* gfortran.dg/unlimited_polymorphic_1.f03: New test.
* gfortran.dg/unlimited_polymorphic_2.f03: New test.
* gfortran.dg/unlimited_polymorphic_3.f03: New test.
* gfortran.dg/same_type_as.f03: Correct for improved message.
From-SVN: r194622
2012-12-03 Janus Weil <janus@gcc.gnu.org>
PR fortran/55548
* intrinsics/system_clock.c (gf_gettime_mono): Add argument 'tck',
which returns the clock resolution.
(system_clock_4): Get resolution from gf_gettime_mono, but limit to
1000/s.
(system_clock_8): Get resolution from gf_gettime_mono.
2012-12-03 Janus Weil <janus@gcc.gnu.org>
PR fortran/55548
* intrinsic.texi (SYSTEM_CLOCK): Update documentation of SYSTEM_CLOCK.
From-SVN: r194105
2012-10-06 Thomas König <tkoenig@gcc.gnu.org>
PR libfortran/54736
* runtime/environ.c (search_unit): Correct logic
for binary search.
(mark_single): Fix index errors.
From-SVN: r192158
