From: "Dominique d'Humières" <dominiq@lps.ens.fr>
To: paul Thomas <paul.richard.thomas@gmail.com>
Cc: gfortran <fortran@gcc.gnu.org>, gcc-patches <gcc-patches@gcc.gnu.org>
Subject: Re: [Patch, committed] PR67933
Date: Tue, 27 Oct 2015 18:24:00 -0000 [thread overview]
Message-ID: <1193782F-944B-4E6C-A494-3A41058E0D1A@lps.ens.fr> (raw)
Dear Paul,
> I have added a testcase, which has been committed as revision 229452.
If I compile the test with -fsanitize=address,undefined I get at run time
==72440==ERROR: AddressSanitizer: global-buffer-overflow on address 0x00010adfee20 at pc 0x00010adf913d bp 0x7fff54e0a270 sp 0x7fff54e0a268
READ of size 8 at 0x00010adfee20 thread T0
#0 0x10adf913c in __test_mod_MOD_method (a.out+0x10000413c)
#1 0x10adf9aac in MAIN__ (a.out+0x100004aac)
#2 0x10adf9b30 in main (a.out+0x100004b30)
#3 0x7fff8e6de5c8 in start (libdyld.dylib+0x35c8)
#4 0x0 (<unknown module>)
0x00010adfee20 is located 0 bytes to the right of global variable 'x' defined in '/opt/gcc/_clean/gcc/testsuite/gfortran.dg/allocate_with_source_15.f03:75' (0x10adfed80) of size 160
SUMMARY: AddressSanitizer: global-buffer-overflow (a.out+0x10000413c) in __test_mod_MOD_method
Shadow bytes around the buggy address:
…
Dominique
next reply other threads:[~2015-10-27 18:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-27 18:24 Dominique d'Humières [this message]
2015-10-28 5:45 ` Paul Richard Thomas
-- strict thread matches above, loose matches on Subject: below --
2015-10-29 11:18 Dominique d'Humières
2015-10-29 12:40 ` Bill Schmidt
2015-10-27 18:07 Paul Richard Thomas
2015-10-28 20:31 ` Bill Schmidt
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