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Jerry DeLisle dbb400d707 re PR fortran/61632 (Improve error locus on large format strings) 
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
2014-07-20 20:03:41 +00:00

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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.
2014-07-12 Tobias Burnus <burnus@net-b.de>
* caf/libcaf.h (_gfortran_caf_atomic_define,
_gfortran_caf_atomic_ref, _gfortran_caf_atomic_op,
_gfortran_caf_atomic_cas): New prototypes.
* caf/single.c (_gfortran_caf_atomic_define,
_gfortran_caf_atomic_ref, _gfortran_caf_atomic_op,
_gfortran_caf_atomic_cas): New functions.
2014-07-10 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* config/fpu-*.h (get_fpu_rounding_mode, set_fpu_rounding_mode,
support_fpu_rounding_mode): Clean up, mark unreachable code as such.
2014-07-09 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* libgfortran.h (support_fpu_underflow_control,
get_fpu_underflow_mode, set_fpu_underflow_mode): New prototypes.
* config/fpu-*.h (support_fpu_underflow_control,
get_fpu_underflow_mode, set_fpu_underflow_mode):
New functions.
* ieee/ieee_arithmetic.F90: Support underflow control.
2014-07-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/fpu-sysv.h (get_fpu_rounding_mode): Use FP_RN, FP_RP,
FP_RM, FP_RZ unconditionally.
(set_fpu_rounding_mode): Likewise.
2014-07-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* libgfortran.h: Assume __GNUC__.
2014-07-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* runtime/stop.c: Use C11 _Noreturn.
* libgfortran.h: Use C11 _Noreturn in prototypes.
Move REALPART, IMAGPART and COMPLEX_ASSIGN macros...
* intrinsics/c99_functions.c: ... here.
2014-07-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* config/fpu-387.h, config/fpu-aix.h, config/fpu-sysv.h,
config/fpu-glibc.h: Use static assertions.
2014-07-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure, config.h.in: Regenerate.
* config/fpu-sysv.h: Include <assert.h>.
2014-07-02 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* config/fpu-glibc.h: Fix comment about FE_DENORMAL.
2014-07-02 Uros Bizjak <ubizjak@gmail.com>
* configure.host (ieee_flags): Add -mieee for alpha*.
* config/fpu-glibc.h (support_fpu_rounding_mode): Correctly handle
GFC_FPE_UPWARD, GFC_FPE_DOWNWARD and GFC_FPE_TOWARDZERO.
* config/fpu-aix.h (support_fpu_rounding_mode): Ditto.
2014-06-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* config/fpu-387.h (my_fenv_t): Amend structure so it also works
on mingw32.
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.
2014-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR fortran/29383
* 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.
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.
2014-06-25 Tobias Burnus <burnus@net-b.de>
* caf/single.c (assign_char4_from_char1, assign_char1_from_char4,
convert_type): New static functions.
(_gfortran_caf_get, _gfortran_caf_send): Use them.
2014-06-19 Tobias Burnus <burnus@net-b.de>
* caf/single.c (_gfortran_caf_co_sum, _gfortran_caf_co_max,
_gfortran_caf_co_min): Fix stat setting.
2014-06-17 Tobias Burnus <burnus@net-b.de>
* caf/libcaf.h (gfc_descriptor_t): New typedef.
(caf_vector_t): Update.
(_gfortran_caf_co_sum, _gfortran_caf_co_max, _gfortran_caf_co_min):
Remove vector-subscript argument.
(_gfortran_caf_co_send, _gfortran_caf_co_get,
_gfortran_caf_co_sendget): New.
* caf/single.c (_gfortran_caf_co_sum, _gfortran_caf_co_max,
_gfortran_caf_co_min): Remove vector-subscript argument.
(_gfortran_caf_co_send, _gfortran_caf_co_get,
_gfortran_caf_co_sendget): New.
2014-06-17 Janne Blomqvist <jb@gcc.gnu.org>
* libgfortran.h (xmallocarray): New prototype.
* runtime/memory.c (xmallocarray): New function.
(xcalloc): Check for nonzero separately instead of multiplying.
* generated/*.c: Regenerated.
* intrinsics/cshift0.c (cshift0): Call xmallocarray instead of
xmalloc.
* intrinsics/eoshift0.c (eoshift0): Likewise.
* intrinsics/eoshift2.c (eoshift2): Likewise.
* intrinsics/pack_generic.c (pack_internal): Likewise.
(pack_s_internal): Likewise.
* intrinsics/reshape_generic.c (reshape_internal): Likewise.
* intrinsics/spread_generic.c (spread_internal): Likewise.
(spread_internal_scalar): Likewise.
* intrinsics/string_intrinsics_inc.c (string_trim): Likewise.
(string_minmax): Likewise.
* intrinsics/transpose_generic.c (transpose_internal): Likewise.
* intrinsics/unpack_generic.c (unpack_internal): Likewise.
* io/list_read.c (nml_touch_nodes): Don't cast xmalloc return value.
* io/transfer.c (st_set_nml_var): Call xmallocarray instead of
xmalloc.
* io/unit.c (get_internal_unit): Likewise.
(filename_from_unit): Don't cast xmalloc return value.
* io/write.c (nml_write_obj): Likewise, formatting.
* m4/bessel.m4 (bessel_jn_r'rtype_kind`): Call xmallocarray
instead of xmalloc.
(besse_yn_r'rtype_kind`): Likewise.
* m4/cshift1.m4 (cshift1): Likewise.
* m4/eoshift1.m4 (eoshift1): Likewise.
* m4/eoshift3.m4 (eoshift3): Likewise.
* m4/iforeach.m4: Likewise.
* m4/ifunction.m4: Likewise.
* m4/ifunction_logical.m4 (name`'rtype_qual`_'atype_code):
Likewise.
* m4/in_pack.m4 (internal_pack_'rtype_ccode`): Likewise.
* m4/matmul.m4 (matmul_'rtype_code`): Likewise.
* m4/matmull.m4 (matmul_'rtype_code`): Likewise.
* m4/pack.m4 (pack_'rtype_code`): Likewise.
* m4/reshape.m4 (reshape_'rtype_ccode`): Likewise.
* m4/shape.m4 (shape_'rtype_kind`): Likewise.
* m4/spread.m4 (spread_'rtype_code`): Likewise.
(spread_scalar_'rtype_code`): Likewise.
* m4/transpose.m4 (transpose_'rtype_code`): Likewise.
* m4/unpack.m4 (unpack0_'rtype_code`): Likewise.
(unpack1_'rtype_code`): Likewise.
* runtime/convert_char.c (convert_char1_to_char4): Likewise.
(convert_char4_to_char1): Simplify.
* runtime/environ.c (init_unformatted): Call xmallocarray instead
of xmalloc.
* runtime/in_pack_generic.c (internal_pack): Likewise.
2014-06-15 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR libfortran/60468
* configure.ac: Include <math.h> when checking for fp_except_t
and fp_rnd_t types.
* configure: Regenerate.
2014-06-08 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/56981
* io/unix.h (struct stream_vtable): Add new member function,
markeor.
(smarkeor): New inline function.
(flush_if_unbuffered): Remove prototype.
* io/unix.c (raw_markeor): New function.
(raw_vtable): Initialize markeor member.
(buf_markeor): New function.
(buf_vtable): Initialize markeor member.
(mem_vtable): Likewise.
(mem4_vtable): Likewise.
(flush_if_unbuffered): Remove function.
* io/transfer.c (next_record): Call smarkeor instead of
flush_if_unbuffered.
2014-05-27 Uros Bizjak <ubizjak@gmail.com>
* intrinsics/getcwd.c: Include stdlib.h.
2014-05-26 Janne Blomqvist <jb@gcc.gnu.org>
* libgfortran.h (xrealloc): New prototype.
* runtime/memory.c (xrealloc): New function.
* io/fbuf.c (fbuf_alloc): Use xrealloc.
* io/list_read.c (push_char_default): Likewise.
(push_char4): Likewise.
2014-05-26 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/61310
* intrinsics/ctime.c (strctime): Rename to gf_ctime, use snprintf
instead of strftime.
(fdate): Use gf_ctime.
(fdate_sub): Likewise.
(ctime): Likewise.
(ctime_sub): Likewise.
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.
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.
2014-05-23 Hans-Peter Nilsson <hp@axis.com>
* configure.ac [with_newlib] (HAVE_STRNLEN, HAVE_STRNDUP): Define.
* configure: Regenerate.
2014-05-23 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/60324
* runtime/string.c: Include stdlib.h.
2014-05-22 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/60324
* config.h.in: Regenerated.
* configure: Regenerated.
* configure.ac (AC_CHECK_FUNCS_ONCE): Check for strnlen and
strndup.
* libgfortran.h (fc_strdup): New prototype.
* runtime/string.c (strnlen): New fallback function.
(strndup): New fallback function.
(fc_strdup): New function.
* io/close.c (st_close): Use fc_strdup.
* io/open.c (new_unit): Likewise.
(already_open): Likewise.
* io/unit.c (filename_from_unit): Likewise.
* io/unix.c (unpack_filename): Remove function.
(regular_file): Rename to regular_file2, add path argument.
(regular_file): New function calling regular_file2.
(compare_file_filename): Use fc_strdup.
(find_file): Likewise.
(delete_file): Likewise.
(file_exists): Likewise.
(file_size): Likewise.
(inquire_sequential): Likewise.
(inquire_direct): Likewise.
(inquire_formatted): Likewise.
(inquire_access): Likewise.
* io/unix.h (unpack_filename): Remove prototype.
* runtime/main.c (please_free_exe_path_when_done): Change type to
bool.
(store_exe_path): Use malloced buffer, grow as needed.
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.
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.
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.
2014-05-12 Janne Blomqvist <jb@gcc.gnu.org>
* configure.ac (AM_CFLAGS): Use -std=gnu11.
(CFLAGS): Likewise.
* configure: Regenerated.
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.
2014-05-08 Tobias Burnus <burnus@net-b.de>
* caf/libcaf.h (caf_vector_t, _gfortran_caf_co_sum,
_gfortran_caf_co_min, _gfortran_caf_co_max): Declare
* caf/single.c
2014-05-06 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/61049
* io/list_read.c (list_formatted_read_scalar): Use eat_separator
and delete extraneous code.
2014-04-30 Tobias Burnus <burnus@net-b.de>
* caf/libcaf.h (_gfortran_caf_this_image, _gfortran_caf_num_images):
New prototypes.
(_gfortran_caf_init): Change prototype.
(mpi_token_t): New typedef.
(TOKEN): New define.
* caf/mpi.c (_gfortran_caf_this_image, _gfortran_caf_num_images):
New functions.
(_gfortran_caf_init): Update.
(_gfortran_caf_finalize, _gfortran_caf_register,
_gfortran_caf_deregister): Use mpi_token_t.
* caf/single.c (_gfortran_caf_this_image, _gfortran_caf_num_images):
New functions.
(_gfortran_caf_init): Update.
(_gfortran_caf_finalize, _gfortran_caf_register,
_gfortran_caf_deregister): Use mpi_token_t, simplify.
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.
2014-04-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* configure.ac: Quote usage of ac_cv_func_clock_gettime in if test.
* configure: Regenerate.
2014-04-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/fpu-387.h [__sun__ && __svr4__]: Remove SSE execution
check.
2014-04-11 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/60810
io/unit.c (is_trim_ok): If internal unit is array, do not trim.
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.
2014-03-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* configure.ac: Check for presence of fcntl.
* configure: Regenerate.
* config.h.in: Regenerate.
* io/unix.c (set_close_on_exec): Check for HAVE_FCNTL.
2014-03-17 Jerry DeLisle <jvdelisle@gcc.gnu>
PR libfortran/48600
* 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.
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.
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.
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.
2014-03-08 Tobias Burnus <burnus@net-b.de>
* libgfortran.h (unlikely, likely): Add usage comment.
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.
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.
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=.
2014-01-20 Jerry DeLisle <jvdelisle@gcc.gnu>
Dominique d'Humieres <dominiq@lps.ens.fr>
* io/write_float.def (output_float): Remove inadvertent test
code from previous patch.
2014-01-19 Jerry DeLisle <jvdelisle@gcc.gnu>
Dominique d'Humieres <dominiq@lps.ens.fr>
PR libfortran/59771
PR libfortran/59774
PR libfortran/59836
* io/write_float.def (output_float): Fix wrong handling of the
Fw.0 format.
(output_float_FMT_G_): Fixes rounding issues with -m32.
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.
2014-01-02 Richard Sandiford <rdsandiford@googlemail.com>
Update copyright years
^L
Copyright (C) 2013-2014 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
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