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[Bug fortran/31243] truncating strings longer than 2**32 characters
- From: "fxcoudert at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 16 May 2009 16:53:19 -0000
- Subject: [Bug fortran/31243] truncating strings longer than 2**32 characters
- References: <bug-31243-10391@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #10 from fxcoudert at gcc dot gnu dot org 2009-05-16 16:53 -------
Subject: Bug 31243
Author: fxcoudert
Date: Sat May 16 16:53:02 2009
New Revision: 147619
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=147619
Log:
PR fortran/31243
* resolve.c (resolve_substring): Don't allow too large substring
indexes.
(gfc_resolve_substring_charlen): Fix typo.
(gfc_resolve_character_operator): Fix typo.
(resolve_charlen): Catch unreasonably large string lengths.
* simplify.c (gfc_simplify_len): Don't error out on LEN
range checks.
* gcc/testsuite/gfortran.dg/string_1.f90: New test.
* gcc/testsuite/gfortran.dg/string_2.f90: New test.
* gcc/testsuite/gfortran.dg/string_3.f90: New test.
Added:
trunk/gcc/testsuite/gfortran.dg/string_1.f90
trunk/gcc/testsuite/gfortran.dg/string_2.f90
trunk/gcc/testsuite/gfortran.dg/string_3.f90
Modified:
trunk/gcc/fortran/ChangeLog
trunk/gcc/fortran/resolve.c
trunk/gcc/fortran/simplify.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31243