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[Bug fortran/66709] New: ICE on formatted io with parameter array specifier fmt
- From: "gerhard dot steinmetz dot fortran at t-online dot de" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 30 Jun 2015 16:49:39 +0000
- Subject: [Bug fortran/66709] New: ICE on formatted io with parameter array specifier fmt
- Auto-submitted: auto-generated
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66709
Bug ID: 66709
Summary: ICE on formatted io with parameter array specifier fmt
Product: gcc
Version: 5.1.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gerhard.steinmetz.fortran@t-online.de
Target Milestone: ---
Specifying a character array for fmt is legal fortran.
If declared as parameter, compilation fails :
$ cat z_wr_fmt_ice_1.f90
program p
character(4), parameter :: fmt(1) = '(i8)'
integer :: n
read (*, fmt=fmt) n
write (*, fmt=fmt) n
end
$ cat z_wr_fmt_ice_2.f90
program p
character(*), parameter :: fmt(1) = '(i8)'
integer :: n
read (*, fmt=fmt) n
write (*, fmt=fmt) n
end
$ cat z_wr_fmt_ice_5.f90
program p
character(1), parameter :: fmt(4) = ['(', 'i', '8', ')']
integer :: n
read (*, fmt=fmt) n
write (*, fmt=fmt) n
end
yields (with gfortran 5.1.1 on SUSE Linux 13.2, 64 bit) :
internal compiler error: in gfc_conv_array_constructor_expr, at
fortran/trans-expr.c:6326