gcc/libgfortran/ChangeLog

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

2013-12-18  Steven G. Kargl  <kargl@gcc.gnu.org>

	* io/read.c (read_f): Convert assert to runtime error.

2013-12-17  Andreas Tobler  <andreast@gcc.gnu.org>

	* io/unix.c (tempfile_open): Only use the needed flag O_CLOEXEC.

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.

2013-12-11  Tobias Burnus  <burnus@net-b.de>

	* config/fpu-387.h (sigill_hdlr, get_fpu_rounding_mode): Emit SSE
	instructions when __SSE_MATH__ is defined.

2013-12-06  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* intrinsics/erfc_scaled.c (_M_2_SQRTPI): Define if missing.

2013-12-01  Uros Bizjak  <ubizjak@gmail.com>

	PR libfortran/59313
	* intrinsics/erfc_scaled.c (erfc_scaled_r16): Also provide for
	quadruple precision long double variant.

2013-11-20  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* intrinsics/erfc_scaled.c (erfc_scaled_r16): Don't define if
	__float128 is not available.

2013-11-20  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR libfortran/49024
	* intrinsics/erfc_scaled.c (erfc_scaled_r16): New function.
	* intrinsics/erfc_scaled_inc.c: Do not provide quadruple
	precision variant.

2013-11-18  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR libfortran/51828
	* intrinsics/unpack_generic.c (unpack_internal): Let the compiler
	know that dim > 0 to avoid warnings.

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.

2013-11-15  Steve Ellcey  <sellcey@mips.com>

	* configure.ac: Do not define HAVE_STRTOLD.
	* configure: Regenerate.

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.

2013-10-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/55469
	* io/list_read (parse_repeat, read_integer, read_character,
	parse_real, read_real, check_type, list_formatted_read_scalar,
	finish_list_read): Call list_free.

2013-09-20  Alan Modra  <amodra@gmail.com>

	* configure: Regenerate.

2013-07-23  Uros Bizjak  <ubizjak@gmail.com>

	* config/fpu-387.h (get_fpu_rounding_mode): Read rounding mode
	from SSE mxcsr register on x86_64.

2013-07-21  Ondřej Bílka  <neleai@seznam.cz>

	* io/transfer.c: Fix comment typos.

2013-07-21  Tobias Burnus  <burnus@net-b.de>

	PR fortran/35862
	* config/fpu-387.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): Add missing _ to fix build.

2013-07-21  Tobias Burnus  <burnus@net-b.de>
	    Uros Bizjak  <ubizjak@gmail.com>

	PR fortran/35862
	* libgfortran.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): New prototypes.
	* config/fpu-387.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): New functions.
	* config/fpu-aix.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): Ditto.
	* config/fpu-generic.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): Ditto.
	* config/fpu-glibc.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): Ditto.
	* config/fpu-sysv.h (set_fpu_rounding_mode,
	get_fpu_rounding_mode): Ditto.
	* configure.ac: Check for fp_rnd and fp_rnd_t.
	* io/io.h (enum unit_round): Use GFC_FPE_* for the value.
	* io/read.c (convert_real): Set FP ronding mode.
	* Makefile.in: Regenerate.
	* aclocal.m4: Regenerate.
	* config.h.in: Regenerate.
	* configure: Regenerate.

2013-06-24  Tobias Burnus  <burnus@net-b.de>

	* configure.ac: Check for fp_except and fp_except_t.
	* config/fpu-sysv.h: Conditionally use either type.
	* configure: Regenerate.
	* config.h.in: Regenerate.

2013-06-21  Eric Botcazou  <ebotcazou@adacore.com>

	* config/fpu-sysv.h (get_fpu_except_flags): Fix typo.

2013-06-20  Uros Bizjak  <ubizjak@gmail.com>

	* 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.

2013-06-20  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57633
	* io/list_read.c (next_char, eat_separator): Don't set EOL for \r.

2013-06-19  Uros Bizjak  <ubizjak@gmail.com>

	* config/fpu-387.h: Use __asm__ and __volatile__ consistently.
	(get_fpu_except_flags): Initialize result.

2013-06-17  Tobias Burnus  <burnus@net-b.de>

	* libgfortran.h (compile_options_t) Add fpe_summary.
	(get_fpu_except_flags): New prototype.
	* runtime/compile_options.c (set_options, init_compile_options):
	Handle fpe_summary.
	* runtime/stop.c (report_exception): New function.
	(stop_numeric, stop_numeric_f08, stop_string, error_stop_string,
	error_stop_numeric): Call it.
	* config/fpu-387.h (get_fpu_except_flags): New function.
	* config/fpu-aix.h (get_fpu_except_flags): New function.
	* config/fpu-generic.h (get_fpu_except_flags): New function.
	* config/fpu-glibc.h (get_fpu_except_flags): New function.
	* config/fpu-sysv.h (get_fpu_except_flags): New function.
	* configure.ac: Check for fpxcp.h.
	* configure: Regenerate.
	* config.h.in: Regenerate.

2013-06-01  Tobias Burnus  <burnus@net-b.de>

	PR fortran/57496
	* io/write_float.def (ISFINITE2Q, ISFINITE2, ISFINITE2L, ISFINITE,
	SIGNBIT2Q, SIGNBIT2, SIGNBIT2L, SIGNBIT, ISNAN2Q, ISNAN2, ISNAN2L,
	ISNAN): New macros.
	(output_float_FMT_G_,WRITE_FLOAT): Use them.

2013-05-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* acinclude.m4 (libgfor_cv_have_as_needed): Check for -z ignore, too.
	* configure: Regenerate.

2013-05-05  David Edelsohn  <dje.gcc@gmail.com>

	* caf/libcaf.h (_gfortran_caf_critical): Add a prototype.
	(_gfortran_caf_end_critical): Same.

2013-05-04  David Edelsohn  <dje.gcc@gmail.com>

	* runtime/environ.c: Include unistd.h.
	* runtime/pause.c: Test HAVE_UNISTD_H.
	* runtime/stop.c: Same.
	* io/open.c: Same.
	* io/unix.c: Same.
	* io/read.c (si_max): Protect declaration of value.

2013-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/system_clock (gf_gettime_mono): Use variable
	resolution for fractional seconds argument.
	(system_clock_4): Simplify, update for gf_gettime_mono change.
	(system_clock_8): Likewise.

2013-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR fortran/56981
	* io/transfer.c (next_record_w_unf): First fix head marker, then
	write tail.
	(next_record): Call flush_if_unbuffered.
	* io/unix.c (struct unix_stream): Add field unbuffered.
	(flush_if_unbuffered): New function.
	(fd_to_stream): New argument.
	(open_external): Fix fd_to_stream call.
	(input_stream): Likewise.
	(output_stream): Likewise.
	(error_stream): Likewise.
	* io/unix.h (flush_if_unbuffered): New prototype.

2013-04-28  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/system_clock.c (system_clock_4): Fix sign error in
	Windows version.

2013-04-15  Tobias Burnus  <burnus@net-b.de>

	* list_read.c (finish_separator): Initialize variable.

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.

2013-04-04  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56810
	* io/list_read.c (check_type): Fix kind checking for COMPLEX.

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.

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.

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56737
	* io/format.c (parse_format_list): Also cache FMT_STRING.
	(parse_format): Update call.

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56737
	* io/format.c (parse_format): With caching, copy
	dtp->format string.
	(save_parsed_format): Use dtp->format directy without
	copying.

2013-03-29  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56735
	* io/list_read.c (nml_query): Only abort when
	an error occured.
	(namelist_read): Add goto instead of falling through.

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.

2013-03-24  Tobias Burnus  <burnus@net-b.de>

	PR fortran/56696
	* io/list_read.c (read_real): Fix EOF diagnostic.

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/48618
	* io/open.c (st_open): Raise error for unit number < 0 only if
	unit number does not exist already.

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.

2013-03-11  Tobias Burnus  <burnus@net-b.de>

	* io/transfer.c (read_block_direct): Correct condition.
	* intrinsics/execute_command_line.c (execute_command_line):
	Remove dead code for the HAVE_FORK case.

2013-02-21  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/30162
	* io/open.c (test_endfile): Call stell only if size != 0.
	* io/unix.c (raw_tell): Revert r194679.
	(raw_size): Return size field only for regular files, otherwise 0.

2013-02-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/56347
	* acinclude.m4 (LIBGFOR_CHECK_FOR_BROKEN_POWF): Remove check for
	broken powf.
	* configure.ac (LIBGFOR_CHECK_FOR_BROKEN_POWF): Likewise.
	* intrinsics/c99_functions.c: Likewise.
	* configure: Rebuilt.
	* config.h.in: Rebuilt.

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.

2013-01-23  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.

2013-01-14  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years.

2013-01-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/54678
	* intrinsics/env.c (get_environment_variable_i8): Don't use
	uninitialized variable.

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.

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