From 68c28e37e494a639dd6f7e7d21c79af7f8b71d17 Mon Sep 17 00:00:00 2001 From: Jerry DeLisle Date: Thu, 28 Nov 2019 18:33:20 +0000 Subject: re PR libfortran/90374 (Fortran 2018: Support d0.d, e0.d, es0.d, en0.d, g0.d and ew.d e0 edit descriptors for output) PR fortran/90374 * io.c (check_format): Allow zero width expoenent with e0. * io/format.c (parse_format_list): Relax format checking to allow e0 exponent specifier. * gfortran.dg/fmt_zero_width.f90: Update test. From-SVN: r278817 --- libgfortran/ChangeLog | 8 +++++++- libgfortran/io/format.c | 16 +++++++++++----- libgfortran/io/write_float.def | 2 +- 3 files changed, 19 insertions(+), 7 deletions(-) (limited to 'libgfortran') diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog index 91768c0..74e36ac 100644 --- a/libgfortran/ChangeLog +++ b/libgfortran/ChangeLog @@ -1,7 +1,13 @@ +2019-11-28 Jerry DeLisle + + PR fortran/90374 + * io/format.c (parse_format_list): Relax format checking to allow + e0 exponent specifier. + 2019-11-24 Jerry DeLisle PR fortran/92100 - io/transfer.c (data_transfer_init_worker): Use fbuf_reset + * io/transfer.c (data_transfer_init_worker): Use fbuf_reset instead of fbuf_flush before the seek. Note that fbuf_reset calls fbuf_flush and adjusts fbuf pointers. diff --git a/libgfortran/io/format.c b/libgfortran/io/format.c index b336208..dd448c8 100644 --- a/libgfortran/io/format.c +++ b/libgfortran/io/format.c @@ -1027,11 +1027,17 @@ parse_format_list (st_parameter_dt *dtp, bool *seen_dd) { t = format_lex (fmt); if (t != FMT_POSINT) - { - fmt->error = "Positive exponent width required in format"; - goto finished; - } - + if (t == FMT_ZERO) + { + notify_std (&dtp->common, GFC_STD_F2018, + "Positive exponent width required"); + } + else + { + fmt->error = "Positive exponent width required in " + "format string at %L"; + goto finished; + } tail->u.real.e = fmt->value; } diff --git a/libgfortran/io/write_float.def b/libgfortran/io/write_float.def index daa1667..ce6aec8 100644 --- a/libgfortran/io/write_float.def +++ b/libgfortran/io/write_float.def @@ -482,7 +482,7 @@ build_float_string (st_parameter_dt *dtp, const fnode *f, char *buffer, for (i = abs (e); i >= 10; i /= 10) edigits++; - if (f->u.real.e < 0) + if (f->u.real.e <= 0) { /* Width not specified. Must be no more than 3 digits. */ if (e > 999 || e < -999) -- cgit v1.1