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re PR libfortran/53051 (I/O: Support reading floating-point numbers which use "Q" for the exponent)

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2012-04-22  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53051
        * io/list_read.c (parse_real): Support "q" for the
        exponential.
        * io/read.c (read_f): Ditto.

2012-04-22  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53051
        * gfortran.dg/read_float_4.f90: New.

From-SVN: r186675
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Tobias Burnus 2012-04-22 19:28:34 +02:00 committed by Tobias Burnus
parent 605aed299a
commit 96b3ee1c50
5 changed files with 38 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2012-04-22 Tobias Burnus <burnus@net-b.de>
PR fortran/53051
* gfortran.dg/read_float_4.f90: New.
2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 35441

18
gcc/testsuite/gfortran.dg/read_float_4.f90 Normal file
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@ -0,0 +1,18 @@
! { dg-do run }
!
! PR libgfortran/53051
!
! Check that reading "4.0q0" works, i.e. floating-point
! numbers which use "q" to indicate the exponential.
! (Which is a vendor extension.)
!
character(len=20) :: str
real :: r
integer :: i
r = 0
str = '1.0q0'
read(str, *, iostat=i) r
if (r /= 1.0 .or. i /= 0) call abort()
!print *, r
end

7
libgfortran/ChangeLog
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@ -1,3 +1,10 @@
2012-04-22 Tobias Burnus <burnus@net-b.de>
PR fortran/53051
* io/list_read.c (parse_real): Support "q" for the
exponential.
* io/read.c (read_f): Ditto.
2012-04-17 Tobias Burnus <burnus@net-b.de>
PR libfortran/38199

6
libgfortran/io/list_read.c
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@ -1136,6 +1136,8 @@ parse_real (st_parameter_dt *dtp, void *buffer, int length)
case 'E':
case 'd':
case 'D':
case 'q':
case 'Q':
push_char (dtp, 'e');
goto exp1;
@ -1449,6 +1451,8 @@ read_real (st_parameter_dt *dtp, void * dest, int length)
case 'e':
case 'D':
case 'd':
case 'Q':
case 'q':
goto exp1;
case '+':
@ -1546,6 +1550,8 @@ read_real (st_parameter_dt *dtp, void * dest, int length)
case 'e':
case 'D':
case 'd':
case 'Q':
case 'q':
goto exp1;
case '+':

2
libgfortran/io/read.c
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@ -1026,6 +1026,8 @@ found_digit:
case 'E':
case 'd':
case 'D':
case 'q':
case 'Q':
++p;
--w;
goto exponent;