gcc/libgfortran/ChangeLog

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

	PR libfortran/40866
	* 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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