gcc/libgfortran/ChangeLog

2011-06-17  Daniel Carrera  <dcarrera@gmail.com>

	* caf/single.c (_gfortran_caf_register): Store the address
	of all static coarrays in a linked list.
	(_gfortran_caf_finalize): Free memory of staic coarrays.
	* caf/mpi.c (_gfortran_caf_register): Store the address
	of all static coarrays in a linked list. Initialize MPI
	if necessary.
	(_gfortran_caf_finalize): Free memory of staic coarrays.
	(_gfortran_caf_init): Check if MPI is already initialized
	before initializing again.
	* caf/libcaf.h: Add a type to caf_register_t to distinguish
	static coarrays and add the type caf_static_t to make the
	linked list of static coarrays.

2011-06-11  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.c (buf_seek): Return error if file is not seekable.
	(buf_tell): Call buf_seek.

2011-06-11  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.c (fd_to_stream): Figure out if a fd is seekable by
	trying lseek().

2011-06-10  Daniel Carrera  <dcarrera@gmail.com>

	* caf/mpi.c (_gfortran_caf_sync_all,
	_gfortran_caf_sync_images): Functions have void return type
	and move status into parameter list.
	* caf/single.c (_gfortran_caf_sync_all,
	_gfortran_caf_sync_images): Functions have void return type
	and move status into parameter list.
	* caf/libcaf.h (_gfortran_caf_sync_all,
	_gfortran_caf_sync_images): Functions have void return type
	and move status into parameter list.

2011-06-03  Richard Henderson  <rth@redhat.com>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/fpu-387.h [__sun__ && __svr4__] (sigill_hdlr): Correct
	insn, insn size.
	(has_sse) [!__x86_64__ && __sun__ && __svr4__]: Use movaps.

2011-05-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/48931
	* libgfortran.h (find_addr2line): New prototype.
	* runtime/backtrace.c (show_backtrace): Use async-signal-safe
	execve and stored path of addr2line.
	* runtime/compile_options.c (maybe_find_addr2line): New function.
	(set_options): Call maybe_find_addr2line if backtracing is enabled.
	* runtime/main.c (find_addr2line): New function.
	(init): Call find_addr2line if backtracing is enabled.
	(cleanup): Free addr2line_path.

2011-05-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/49214
	* runtime/backtrace.c (fd_gets): Return NULL if nothing was read.

2011-05-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/19155
	* io/read.c (convert_real): Check for invalid input by comparing
	endptr instead of EINVAL.
	(read_f): Fixup floating point input without significand.

2011-05-22  Tobias Burnus  <burnus@net-b.de>

	* runtime/stop.c (stop_string,error_stop_string): Minor cleanup.

2011-05-22  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/48931
	* configure.ac: Check for backtrace_symbols_fd instead of
	backtrace_symbols, check for readlink.
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* runtime/backtrace.c (local_strcasestr): Remove.
	(bt_header): New function.
	(dump_glibc_backtrace): Remove.
	(fd_gets): New function.
	(show_backtrace): Rework to use backtrace_symbols_fd and pipes
	avoiding functions that are not async-signal-safe, reformat
	output.
	* runtime/main.c (store_exe_path): Try to check /proc/self/exe
	first.

2011-05-20  Janne Blomqvist  <jb@gcc.gnu.org>
	    Uros Bizjak  <ubizjak@gmail.com>

	PR libfortran/48977
	* configure.host: Swap order of glibc and x86 tests.

2011-05-20  Janne Blomqvist  <jb@gcc.gnu.org>

	* config/fpu-387.h (set_fpu): Use renamed inexact macro.
	* config/fpu-aix.h (set_fpu): Clarify error messages, use renamed
	inexact macro, set TRP_INEXACT for inexact exception instead of
	TRP_UNDERFLOW.
	* config/fpu-generic.h (set_fpu): Clarify error messages, use
	renamed inexact macro.
	* config/fpu-glibc.h (set_fpu): Likewise.
	* config/fpu-sysv.h (set_fpu): Likewise.

2011-05-14  Tobias Burnus  <burnus@net-b.de>

	* runtime/stop.c (error_stop_string, error_stop_numeric):
	Do not backtrace for ERROR STOP.

2011-05-14  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/48915
	* intrinsics/abort.c (abort): Call sys_abort().
	* io/unix.c (st_vprintf): Call sys_abort().
	* libgfortran.h (options_t): Remove dump_core member.
	(handler): Rename to backtrace_handler.
	(compile_options_t): Remove dump_core member.
	(sys_exit): Remove.
	(sys_abort): New function.
	* runtime/backtrace.c (show_backtrace): Print a message if
	backtrace is not available on target, update filter symbol name
	due to backtrace_handler renaming.
	* runtime/compile_options.c (backtrace_handler): New
	implementation based on example in Glibc manual.
	(set_options): Remove dump_core handling, make signal handler
	handle more signals.
	(init_compile_options): Remove dump_core.
	* runtime/environ.c (variable_table[]): Remove
	GFORTRAN_ERROR_DUMPCORE element.
	(show_variables): Update name, call exit().
	* runtime/error.c (sys_exit): Remove.
	(sys_abort): New function.
	(recursion_check): Call sys_abort().
	(os_error): Call exit().
	(runtime_error): Likewise.
	(runtime_error_at): Likewise.
	(internal_error): Likewise.
	(generate_error): Likewise.
	(notify_std): Likewise.
	* runtime/stop.c (stop_numeric): Call exit().
	(stop_numeric_f08): Likewise.
	(stop_string): Likewise.
	(error_stop_string): Call sys_abort().
	(error_stop_numeric): Print backtrace, exit with provided code.

2011-05-14  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.c (st_vprintf,st_printf): Move to runtime/error.c.
	* libgfortran.h (struct options_t): Remove use_stderr field.
	(st_vprintf,st_printf): Move prototypes.
	(estr_write): New prototype.
	* runtime/error.c (sys_exit): Use estr_write instead of st_printf.
	(estr_write): New function.
	(st_vprintf): Move from io/unix.c, use stack allocated buffer,
	always output to stderr.
	(st_printf): Move from io/unix.c.
	(show_locus): Use a local variable instead of static.
	(os_error): Use estr_write instead of st_printf.
	(runtime_error): Likewise.
	(runtime_error_at): Likewise.
	(runtime_warning_at): Likewise.
	(internal_error): Likewise.
	(generate_error): Likewise.
	(generate_warning): Likewise.
	(notify_std): Likewise.
	* runtime/pause.c (do_pause): Likewise.
	(pause_string): Likewise.
	* runtime/stop.c (stop_string): Likewise.
	(error_stop_string): Likewise.
	* config/fpu_aix.h (set_fpu): Likewise.
	* config/fpu_generic.h (set_fpu): Likewise.
	* config/fpu_glibc.h (set_fpu): Likewise.
	* config/fpu-sysv.h (set_fpu): Likewise.
	* runtime/backtrace.c (dump_glibc_backtrace): Likewise.
	(show_backtrace): Likewise.
	* runtime/environ.c (print_spaces): Likewise.
	(show_string): Likewise.
	(show_variables): Likewise.
	(variable_table[]): Remove GFORTRAN_USE_STDERR entry.

2011-05-14  Tobias Burnus  <burnus@net-b.de>

	PR fortran/48961
	* intrinsics/execute_command_line.c (set_cmdstat): Don't abort if
	synchronously executing with WAIT=.false.
	(execute_command_line): Fix setting of cmdstat and exitstat.

2011-05-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* caf/libcaf.h: Cleanup headers.
	(_gfortran_caf_critical, _gfortran_caf_end_critical): Make stub.
	(caf_register_t): New enum.
	(_gfortran_caf_register, _gfortran_caf_deregister): New prototype.
	* caf/single.c (_gfortran_caf_critical,
	_gfortran_caf_end_critical): Remove.
	(_gfortran_caf_register, _gfortran_caf_deregister): New functions.
	* caf/mpi.c (_gfortran_caf_critical,
	_gfortran_caf_end_critical): Remove.
	(_gfortran_caf_register, _gfortran_caf_deregister): New functions.
	(caf_world_window): Remove global variable.
	(_gfortran_caf_init): Fix off-by-one error of this_image.

2011-05-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48787
	* io/write_float.def (output_float): Adjust up and down rounding for
	cases where 'd' = 0. Gather common code to one location.

2011-05-01  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48787
	* io/write_float.def (output_float): Gather up integer declarations and
	add new 'p' for scale factor. Use 'p' in place of the 'dtp' reference
	everywhere. For ROUND_UP scan the digit string and only perform
	rounding if something other than '0' is found.

2011-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.c (min): New macro.
	(unpack_filename): Return errno number for errors.
	(regular_file): Use appropriately sized buffer for path.
	(compare_file_filename): Likewise.
	(find_file): Likewise.
	(delete_file): Likewise.
	(file_exists): Likewise.
	(file_size): Likewise.
	(inquire_sequential): Likewise.
	(inquire_direct): Likewise.
	(inquire_formatted): Likewise.
	(inquire_access): Likewise.

2011-04-29  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/48488
	* io/write.c (write_real, write_real_g0): Update comments.

2011-04-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
	    Janne Blomqvist  <jb@gcc.gnu.org>

	PR libgfortran/48488
	PR libgfortran/48602
	PR libgfortran/48615
	PR libgfortran/48684
	PR libgfortran/48787
	* io/write.c (write_d, write_e, write_f, write_en,
	write_es): Add precision compemsation parameter to call.
	(set_fnode_default): Adjust default widths to assure
	round trip on write and read. (write_real): Adjust call to write_float.
	(write_real_g0): Calculate compensation for extra precision and adjust
	call to write_float.
	* io/write_float.def (output_float_FMT_G_): Use volatile rather than
	asm volatile to avoid optimization issue. Correctly calculate the
	number of blanks (nb) to be appended and simplify calculation logic.
	(write_float): Increase MIN_FIELD_WIDTH by one to accomodate the new
	default widths. Eliminate the code that attempted to reduce the
	the precision used in later sprintf functions.  Add call parameter to
	compensate for extra precision.

2011-04-20  Jim Meyering  <meyering@redhat.com>

	* intrinsics/move_alloc.c (move_alloc): Remove useless
	if-before-free test.
	* io/fbuf.c (fbuf_destroy): Likewise.
	* io/format.c (save_parsed_format): Likewise.
	* io/open.c (already_open): Likewise.
	* io/unit.c (free_internal_unit, close_unit_1): Likewise.
	* io/unix.c (mem_close): Likewise.

2011-04-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48602
	* io/write_float.def (output_float_FMT_G): Fix reversal in conditional.
	Use asm volatile to mark temp variable, avoiding optimization errors.

2011-04-17  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48602
	* io/write_float.def (output_float_FMT_G): Use current rounding mode
	to set the rounding parameters. (output_float): Skip rounding
	if value is zero.

2011-04-16  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/date_and_time.c (date_and_time): Remove sprintf CPP
	branch.
	* io/format.c (format_error): Use snprintf instead of sprintf.
	* io/list_read.c: Move snprintf fallback macro to libgfortran.h.
	(convert_integer): Use snprintf instead of sprintf.
	(parse_repeat): Likewise.
	(read_logical): Likewise.
	(read_integer): Likewise.
	(read_character): Likewise.
	(parse_real): Likewise.
	(read_complex): Likewise.
	(read_real): Likewise.
	(check_type): Likewise.
	(nml_parse_qualifier): Add string length argument, use snprintf
	instead of sprintf.
	(nml_get_obj_data): Use snprintf instead of sprintf.
	* io/open.c (new_unit): Remove sprintf CPP branch, use snprintf
	instead of sprintf.
	* io/transfer.c (require_type): Use snprintf instead of sprintf.
	* io/unix.c (tempfile): Likewise.
	* io/write.c (nml_write_obj): Likewise.
	* io/write_float.def (output_float): Remove sprintf CPP branch,
	use snprintf instead of sprintf.
	* libgfortran.h: Add fallback snprintf macro from io/list_read.c.
	* runtime/backtrace.c (show_backtrace): Remove sprintf CPP branch.
	* runtime/main.c (store_exe_path): Use snprintf instead of
	sprintf.

2011-04-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48589
	* io/write_float.def (write_infnan): Set width properly for G0.

2011-04-15  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* Makefile.am: Build and install caf/single.c as
	libcaf_single.a.
	* Makefile.in: Regenerate.

2011-04-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47571
	* configure: Regenerated.
	* config.h.in: Regenerated.
	* acinclude.m4: Add alpha*-dec-osf* to gthread blacklist.
	* configure.ac: Use separate symbol for clock_gettime in librt.
	* intrinsics/system_clock.c: Use weakrefs only when needed and
	supported.

2011-04-12  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac: Use AC_TYPE_* to make sure we have (u)intptr_t,
	check for ptrdiff_t.
	* libgfortran.h: Remove (u)intptr_t definitions, use ptrdiff_t for
	index_type, change cshift0* prototypes.
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* intrinsics/cshift0.c (cshift0): Use ptrdiff_t instead of ssize_t.
	* io/io.h (array_loop_spec): Use index_type instead of ssize_t.
	* io/list_read.c (nml_parse_qualifier): Likewise.
	* io/write.c (nml_write_obj): Likewise.
	* m4/cshift0.c (cshift0_'rtype_code`): Likewise.
	* generated/cshift0_*.c: Regenerated.

2011-04-12  Janne Blomqvist  <jb@gcc.gnu.org>

	* Makefile.am: Remove _GNU_SOURCE from AM_CPPFLAGS.
	* Makefile.in: Regenerated.

2011-04-06  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* caf/mpi.c (_gfortran_caf_init, _gfortran_caf_finalize):
	Add global variable caf_mpi_initialized and use it for when
	finalizing.

2011-04-04  Tobias Burnus  <burnus@net-b.de>

	* unix.c: Adapt stat DEFINEs since MinGW64 supports LFS.
	(fallback_access, open_internal4, compare_file_filename,
	find_file, file_size, inquire_sequential, inquire_direct,
	inquire_formatted): Use "struct stat" instead of gfstat_t.

2011-03-27  Tobias Burnus  <burnus@net-b.de>

	PR fortran/18918
	* caf/libcaf.h: New - coarray communication library.
	* caf/mpi.c: New.
	* caf/single.c: New.

2011-03-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48030
	* io/read.c (read_x): Re-implement using fbuf_getc.

2011-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	PR bootstrap/48135
	* configure.ac (gfortran_use_symver): Handle --disable-symvers.
	* configure: Regenerate.

2011-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR fortran/35667
	* io/io.h (convert_infnan): Declare.
	* io/read.c (convert_infnan): New.
	(read_f): Use convert_infnan to convert INFs and NANs.
	* list_read.c (parse_real, read_real): Likewise.

2011-03-19  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR libfortran/47439
	* io/unix.c (tempfile): Work around poor mktemp() implementations.

2011-03-16  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR libfortran/47883
	* acinclude.m4: Don't use AC_TRY_ macros.
	* configure.ac: Likewise.
	* configure: Regenerate.

2011-03-12  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/48066
	* m4/ifunction.m4:  If return array is empty, return.
	* m4/ifunction_logical.m4:  Likewise.
	* generated/all_l16.c: Regenerated.
	* generated/all_l1.c: Regenerated.
	* generated/all_l2.c: Regenerated.
	* generated/all_l4.c: Regenerated.
	* generated/all_l8.c: Regenerated.
	* generated/any_l16.c: Regenerated.
	* generated/any_l1.c: Regenerated.
	* generated/any_l2.c: Regenerated.
	* generated/any_l4.c: Regenerated.
	* generated/any_l8.c: Regenerated.
	* generated/count_16_l.c: Regenerated.
	* generated/count_1_l.c: Regenerated.
	* generated/count_2_l.c: Regenerated.
	* generated/count_4_l.c: Regenerated.
	* generated/count_8_l.c: Regenerated.
	* generated/maxloc1_16_i16.c: Regenerated.
	* generated/maxloc1_16_i1.c: Regenerated.
	* generated/maxloc1_16_i2.c: Regenerated.
	* generated/maxloc1_16_i4.c: Regenerated.
	* generated/maxloc1_16_i8.c: Regenerated.
	* generated/maxloc1_16_r10.c: Regenerated.
	* generated/maxloc1_16_r16.c: Regenerated.
	* generated/maxloc1_16_r4.c: Regenerated.
	* generated/maxloc1_16_r8.c: Regenerated.
	* generated/maxloc1_4_i16.c: Regenerated.
	* generated/maxloc1_4_i1.c: Regenerated.
	* generated/maxloc1_4_i2.c: Regenerated.
	* generated/maxloc1_4_i4.c: Regenerated.
	* generated/maxloc1_4_i8.c: Regenerated.
	* generated/maxloc1_4_r10.c: Regenerated.
	* generated/maxloc1_4_r16.c: Regenerated.
	* generated/maxloc1_4_r4.c: Regenerated.
	* generated/maxloc1_4_r8.c: Regenerated.
	* generated/maxloc1_8_i16.c: Regenerated.
	* generated/maxloc1_8_i1.c: Regenerated.
	* generated/maxloc1_8_i2.c: Regenerated.
	* generated/maxloc1_8_i4.c: Regenerated.
	* generated/maxloc1_8_i8.c: Regenerated.
	* generated/maxloc1_8_r10.c: Regenerated.
	* generated/maxloc1_8_r16.c: Regenerated.
	* generated/maxloc1_8_r4.c: Regenerated.
	* generated/maxloc1_8_r8.c: Regenerated.
	* generated/maxval_i16.c: Regenerated.
	* generated/maxval_i1.c: Regenerated.
	* generated/maxval_i2.c: Regenerated.
	* generated/maxval_i4.c: Regenerated.
	* generated/maxval_i8.c: Regenerated.
	* generated/maxval_r10.c: Regenerated.
	* generated/maxval_r16.c: Regenerated.
	* generated/maxval_r4.c: Regenerated.
	* generated/maxval_r8.c: Regenerated.
	* generated/minloc1_16_i16.c: Regenerated.
	* generated/minloc1_16_i1.c: Regenerated.
	* generated/minloc1_16_i2.c: Regenerated.
	* generated/minloc1_16_i4.c: Regenerated.
	* generated/minloc1_16_i8.c: Regenerated.
	* generated/minloc1_16_r10.c: Regenerated.
	* generated/minloc1_16_r16.c: Regenerated.
	* generated/minloc1_16_r4.c: Regenerated.
	* generated/minloc1_16_r8.c: Regenerated.
	* generated/minloc1_4_i16.c: Regenerated.
	* generated/minloc1_4_i1.c: Regenerated.
	* generated/minloc1_4_i2.c: Regenerated.
	* generated/minloc1_4_i4.c: Regenerated.
	* generated/minloc1_4_i8.c: Regenerated.
	* generated/minloc1_4_r10.c: Regenerated.
	* generated/minloc1_4_r16.c: Regenerated.
	* generated/minloc1_4_r4.c: Regenerated.
	* generated/minloc1_4_r8.c: Regenerated.
	* generated/minloc1_8_i16.c: Regenerated.
	* generated/minloc1_8_i1.c: Regenerated.
	* generated/minloc1_8_i2.c: Regenerated.
	* generated/minloc1_8_i4.c: Regenerated.
	* generated/minloc1_8_i8.c: Regenerated.
	* generated/minloc1_8_r10.c: Regenerated.
	* generated/minloc1_8_r16.c: Regenerated.
	* generated/minloc1_8_r4.c: Regenerated.
	* generated/minloc1_8_r8.c: Regenerated.
	* generated/minval_i16.c: Regenerated.
	* generated/minval_i1.c: Regenerated.
	* generated/minval_i2.c: Regenerated.
	* generated/minval_i4.c: Regenerated.
	* generated/minval_i8.c: Regenerated.
	* generated/minval_r10.c: Regenerated.
	* generated/minval_r16.c: Regenerated.
	* generated/minval_r4.c: Regenerated.
	* generated/minval_r8.c: Regenerated.
	* generated/product_c10.c: Regenerated.
	* generated/product_c16.c: Regenerated.
	* generated/product_c4.c: Regenerated.
	* generated/product_c8.c: Regenerated.
	* generated/product_i16.c: Regenerated.
	* generated/product_i1.c: Regenerated.
	* generated/product_i2.c: Regenerated.
	* generated/product_i4.c: Regenerated.
	* generated/product_i8.c: Regenerated.
	* generated/product_r10.c: Regenerated.
	* generated/product_r16.c: Regenerated.
	* generated/product_r4.c: Regenerated.
	* generated/product_r8.c: Regenerated.
	* generated/sum_c10.c: Regenerated.
	* generated/sum_c16.c: Regenerated.
	* generated/sum_c4.c: Regenerated.
	* generated/sum_c8.c: Regenerated.
	* generated/sum_i16.c: Regenerated.
	* generated/sum_i1.c: Regenerated.
	* generated/sum_i2.c: Regenerated.
	* generated/sum_i4.c: Regenerated.
	* generated/sum_i8.c: Regenerated.
	* generated/sum_r10.c: Regenerated.
	* generated/sum_r16.c: Regenerated.
	* generated/sum_r4.c: Regenerated.
	* generated/sum_r8.c: Regenerated.

2011-03-11  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/48047
	* io/write_float.def (write_float): Change MIN_FIELD_WIDTH to 48.

2011-03-04  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47802
	* intrinsics/ctime.c (strctime): Use builtins to check localtime_r
	return type.

2011-03-04  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47802
	* intrinsics/ctime.c (strctime): Don't use return value of
	localtime_r.

2011-02-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47567
	* io/write_float.def (output_float): Move handling of w = 0 to after
	output rounding. Check for zero and set zero_flag accordingly. Set
	width according to zero_flag. Add better comments.

2011-02-27  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47778
	* io/list_read.c (namelist_read): Intialize the error string buffere.
	If pprev_nl was used during the previous namelist read and the rank
	was zero, reset the pointer to NULL for the next namelist read.

2011-02-26  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	PR libfortran/45165
	* unix.c (fallback_access): Fix file descriptor leaks.

2011-02-25  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* acinclude.m4 (LIBGFOR_CHECK_FPSETMASK): Set shell variable
	tested in configure.host.
	* configure: Regenerate.

2011-02-24  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47802
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac: Remove checks for ctime and ctime_r, add check for
	strftime.
	* intrinsics/date_and_time.c (localtime_r): Move fallback
	implementation to time_1.h.
	* intrinsics/time_1.h (localtime_r): Fallback implementation.
	* intrinsics/ctime.c: Include time_1.h.
	(ctime_r): Remove fallback implementation.
	(strctime): New function.
	(fdate): Use strctime instead of ctime_r.
	(fdate_sub): Likewise.
	(ctime): Likewise.
	(ctime_sub): Likewise.

2011-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/47878
	* io/transfer.c (read_sf): Call fbuf_getptr only at the end,
	and subtract n, dtp->u.p.sf_seen_eor and seen_comma from it.

2011-02-24  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47802
	* configure.ac: Add test for POSIX getpwuid_r.
	* intrinsics/getlog.c (getlog): CPP test for
	HAVE_POSIX_GETPWUID_R.
	* config.h.in: Regenerated.
	* configure: Regenerated.

2011-02-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47567
	* io/write_float.def (output_float): Remove special case handling of
	zero with width 1.

2011-02-23  Janne Blomqvist  <jb@gcc.gnu.org>
	    Jerry DeLisle    <jvdelisle@gcc.gnu.org>

	PR libfortran/47694
	* io/fbuf.h (fbuf_getptr): New inline function.
	* io/transfer.c (read_sf): Use fbuf_getptr and fbuf_getc to scan
	through the string instead of fbuf_read.

2011-02-22  Tobias Burnus  <burnus@net-b.de>
	    Kai-Uwe Eckhardt  <kuehro@gmx.de>

	PR libfortran/47830
	* intrinsics/c99_functions.c (roundl): Make C valid for
	HAVE_NEXTAFTERL.

2011-02-19  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47567
	* io/write_float.def (output_float): Adjust width for F0.d to
	allow space for negative signs on zero.

2011-02-16  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47667
	* io/list_read.c (read_logical): Check for end of line before calling
	eat_line. (read_integer): Likewise. (parse_real): Don't unget the
	separator. Check for end of line before calling	eat_line.
	(read_complex): Allow line-end before and after parenthesis and comma.
	Check for end of line before calling eat_line. (read_real): Check for
	end of line before calling eat_line.

2011-02-16  Jakub Jelinek  <jakub@redhat.com>

	PR libfortran/47757
	* gfortran.map (GFORTRAN_1.4): Export
	_gfortran_{m,s}i{all,any,parity}_i{1,2,4,8,16} and
	_gfortran_{cshift0,eoshift{0,2}}_16_char4.

2011-02-15  Tobias Burnus  <burnus@net-b.de>

	PR fortran/47716
	PR fortran/47648
	* acinclude.m4 (LIBGFOR_CHECK_FLOAT128): Use check from
	libquadmath, which uses more features.
	* configure: Regenerate.

2011-02-14  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/47642
	* io/write_float.def (DTOAQ): Use quadmath_snprintf instead of
	quadmath_flt128tostr.
	* io/transfer128.c (tmp2): Initialize to quadmath_snprintf instead
	of quadmath_flt128tostr.

2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* Makefile.in: Regenerate.
	* aclocal.m4: Likewise.
	* configure: Likewise.

2011-02-05  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47567
	* io/write_float.def (output_float): Eliminate some redundant code.
	Adjust width for case of F0.X for values of zero and all other values.
	Expand cases where '*' is set to give cleaner results.

2011-02-05  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47571
	* intrinsics/time_1.h (GF_CLOCK_MONOTONIC): Move to system_clock.c.
	(weak_gettime): Likewise.
	(gf_gettime): Change API, move weak_gettime() usage to
	system_clock.c
	* intrinsics/system_clock.c (GTHREAD_USE_WEAK): Define.
	(gf_gettime_mono): New function.
	(system_clock_4): Use gf_gettime_mono().
	(system_clock_8): Likewise.
	* intrinsics/date_and_time.c (date_and_time): Update gf_gettime()
	usage.

2011-02-02  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47571
	* configure: Regenerated.
	* configure.ac: Don't add librt to LIBS.
	* intrinsics/time_1.h (weak_gettime): Weakref trickery for
	clock_gettime().
	(gf_gettime): Use weak_gettime() instead of clock_gettime().

2011-02-01  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/time_1.h: Include errno.h needed by fallbacks.

2011-01-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* intrinsics/time_1.h: Fix definition of GF_CLOCK_MONOTONIC macro.

2011-01-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac: Check for clock_gettime().
	* configure: Regenerated.
	* config.h.in: Regenerated.
	* intrinsics/time_1.h (__time_1): Rename to gf_cputime, add
	times() fallback.
	(gf_gettime): New function.
	* intrinsics/cpu_time.c (__cpu_time_1): Update to call gf_cputime.
	* intrinsics/date_and_time.c (date_and_time): Use gf_gettime.
	* intrinsics/dtime.c (dtime_sub): Use gf_cputime.
	* intrinsics/etime.c (etime_sub): Use gf_cputime.
	* intrinsics/system_clock.c (system_clock_4): Use gf_gettime.
	(system_clock_8): Use gf_gettime, increase count rate to allow
	nanosecond precision, remove overflow prone branch.

2011-01-29  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47434
	* io/write_float.def (write_infnan): Use calculate_sign to determine
	if the sign should be given and check field widths accordingly.

2011-01-29  Kai Tietz  <kai.tietz@onevision.com>

	* intrinsics/ctime.c (ctime_r): Improve implementation.

2011-01-27  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47431
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac: Add check for ctime_r().
	* intrinsics/ctime.c (ctime_r): Fallback implementation.
	(fdate): Use ctime_r() instead of ctime().
	(fdate_sub): Likewise.
	(ctime): Likewise.
	(ctime_sub): Likewise.

2011-01-27  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47432
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac: Add check for ttyname_r.
	* io/unix.h: Add TTY_NAME_MAX, change stream_ttyname prototype.
	* io/unix.c (stream_ttyname): Use ttyname_r if available, conform
	to new prototype.
	* io/inquire.c (inquire_via_unit): Use changed stream_ttyname.
	* io/intrinsics.c (ttynam_sub): Likewise.
	(ttynam): Likewise.

2011-01-27  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47491
	* configure.ac: Call AC_USE_SYSTEM_EXTENSIONS to enable common
	extensions.
	* config.h.in: Regenerate.
	* configure: Regenerate.

2011-01-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47285
	* io/write_float.def (write_infnan): Adjust processor selected width
	to 3 if NaN.

2011-01-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47285
	* io/write_float.def (output_float): Return SUCCESS or FAILURE and use
	the result to set the padding.

2011-01-26  Kai Tietz  <kai.tietz@onevision.com>

	* intrinsics/getlog.c (getlog): Fix label/statement issue.

2011-01-25  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47375
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac: Add check for getpwuid_r.
	* intrinsics/getlog.c (getlog): Use getpwuid_r() if available.

2011-01-22  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/46267
	* config.h.in: Regenerated.
	* configure: Regenerated.
	* configure.ac: Check presence of strerror_r.
	* intrinsics/gerror.c (gerror): Use gf_strerror, modify logic.
	* io/unix.c (get_oserror): Remove.
	* libgfortran.h (gf_strerror): Add prototype.
	(get_oserror): Remove prototype.
	* runtime/error.c (gf_strerror): New function.
	(os_error): Use gf_strerror instead of get_oserror.
	(generate_errror): Likewise.

2011-01-17  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/47296
	* io/unix.c (tempfile): Set opp->file and opp->file_len also if an
	error occurs.

2011-01-16  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/46625
	* io/write_float.def (DTOAQ): Use quadmath_flt128tostr
	instead of quadmath_dtoa.
	* io/transfer128.c (tmp1, tmp2): New variables, bring in
	strtoflt128 and quadmath_flt128tostr.
	(transfer_real128, transfer_real128_write, transfer_complex128,
	transfer_complex128_write): Remove tmp1/tmp2 variables.
	* io/read.c (convert_real): Use strtoflt128 instead of
	quadmath_strtopQ, adjust for the changed arguments and return
	value.

2011-01-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47296
	* io/unix.c (unpack_filename): Return non-zero if the filename passed
	in is NULL.

2011-01-04  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/47154
	* io/list_read.c (namelist_read): Remove calls to hit_eof to avoid the
	duplicate calls via next_record.


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