37b659dd29
2012-03-15 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/52434
PR libfortran/48878
PR libfortran/38199
* io/unit.c (get_internal_unit): Default to ROUND_UNSPECIFIED.
(init_units): Likewise.
* io/write_float.def (determine_precision): New function.
(output_float): Take into account buffer with %f format, no need
for our own rounding if unspecified or processor specified
rounding.
(DTOA): Simplify format string, add parameters.
(FDTOA): New macros similar to DTOA, but using %f format.
(OUTPUT_FLOAT_FMT_G): Stack allocate newf, determine correct
precision and fill buffer.
(EN_PREC): New macro.
(determine_en_precision): New function.
(WRITE_FLOAT): For G format, move buffer filling into
output_float_FMT_G, use FDTOA for F format.
(write_float): Increase buffer due to F format.
testsuite ChangeLog:
2012-03-15 Janne Blomqvist <jb@gcc.gnu.org>
PR libfortran/52434
PR libfortran/48878
PR libfortran/38199
* gfortran.dg/edit_real_1.f90: Don't assume roundTiesToAway.
* gfortran.dg/round_1.f03: Likewise.
From-SVN: r185433
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