http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56581



Thomas Koenig <tkoenig at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

           Keywords|                            |ice-on-invalid-code,

                   |                            |rejects-valid

             Status|UNCONFIRMED                 |NEW

   Last reconfirmed|2013-03-10 00:00:00         |2013-03-12

     Ever Confirmed|0                           |1



--- Comment #8 from Thomas Koenig <tkoenig at gcc dot gnu.org> 2013-03-12 
22:05:12 UTC ---

We try to support this, but apparently it doesn't work

(see line 2015 and following of scanner.c).



Same thing happens for 4.6 and 4.7.



Valgrind tells me



==11226== Memcheck, a memory error detector

==11226== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.

==11226== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright info

==11226== Command: /home/ig25/lib/gcc/x86_64-unknown-linux-gnu/4.8.0/f951 ice.f

==11226== 

==11226== Invalid write of size 4

==11226==    at 0x580400: load_line(_IO_FILE*, unsigned int**, int*, int

const*) (scanner.c:1646)

==11226==    by 0x5811C3: load_file(char const*, char const*, bool)

(scanner.c:2009)

==11226==    by 0x582F82: gfc_new_file() (scanner.c:2120)

==11226==    by 0x5A1DA7: gfc_init() (f95-lang.c:224)

==11226==    by 0x94F286: toplev_main(int, char**) (toplev.c:1700)

==11226==    by 0x5A38454: (below main) (in /lib64/libc-2.15.so)

==11226==  Address 0x5ea3e30 is 0 bytes after a block of size 288 alloc'd

==11226==    at 0x4C292B8: calloc (in

/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)

==11226==    by 0xE54110: xcalloc (xmalloc.c:162)

==11226==    by 0x58155E: load_file(char const*, char const*, bool)

(scanner.c:2030)

==11226==    by 0x582F82: gfc_new_file() (scanner.c:2120)

==11226==    by 0x5A1DA7: gfc_init() (f95-lang.c:224)

==11226==    by 0x94F286: toplev_main(int, char**) (toplev.c:1700)

==11226==    by 0x5A38454: (below main) (in /lib64/libc-2.15.so)

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