--- Comment #1 from tbm at cyrius dot com 2007-06-06 08:06 ---
g_bit_nth_lsf g_bit_nth_msf g_bit_storage g_trash_stack_push g_trash_stack_pop
g_trash_stack_peek g_t
rash_stack_height g_string_append_c_inline strtod strtol strtoul strtoq strtouq
strtoll strtoull atof
atoi atol atoll
--- Comment #2 from tbm at cyrius dot com 2007-06-06 08:09 ---
(In reply to comment #0)
I'm getting the following segfault when I compile the beep-media-player
application with the options -ffast-math -funroll-all-loops -g -O3:
Sorry, I forgot one option that's also needed:
--- Comment #3 from tbm at cyrius dot com 2007-06-06 08:10 ---
For the record, the command to see this is:
/usr/lib/gcc-snapshot/bin/gcc -DHAVE_CONFIG_H -I. -I. -I..
-I/usr/X11R6/include -DPNG_NO_MMX_CODE -pthread -I/usr/include/glib-2.0
-I/usr/lib/glib-2.0/include
--- Comment #4 from pinskia at gcc dot gnu dot org 2007-06-06 09:01 ---
Since this is obviously caused by GC (look at the backtrace and you have
0xa5a5a5a5), use --param ggc-min-expand=0 --param ggc-min-heapsize=0 as
options to get a reduced testcase (it might take a little while
--- Comment #5 from rguenth at gcc dot gnu dot org 2007-06-06 09:02 ---
{GC 21223k - 16452k}
Program received signal SIGSEGV, Segmentation fault.
verify_ssa_name (ssa_name=0xa5a5a5a5a5a5a5a5, is_virtual=0 '\0')
at gcc/tree-ssa.c:109
109 if (TREE_CODE (ssa_name) != SSA_NAME)
--- Comment #6 from tbm at cyrius dot com 2007-06-06 09:51 ---
(In reply to comment #4)
Since this is obviously caused by GC (look at the backtrace and you have
0xa5a5a5a5), use --param ggc-min-expand=0 --param ggc-min-heapsize=0 as
options to get a reduced testcase (it might
--- Comment #7 from tbm at cyrius dot com 2007-06-06 09:54 ---
I wonder if this is the same or related to PR29975, see comment
100: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29975#c100
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32231
--- Comment #9 from tbm at cyrius dot com 2007-06-06 10:12 ---
Reducing, but this will take a while...
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32231
--- Comment #8 from tbm at cyrius dot com 2007-06-06 10:12 ---
Created an attachment (id=13660)
-- (http://gcc.gnu.org/bugzilla/attachment.cgi?id=13660action=view)
preprocessed source
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32231
--- Comment #10 from tbm at cyrius dot com 2007-06-06 17:58 ---
(sid)25696:[EMAIL PROTECTED]: ~] /usr/lib/gcc-snapshot/bin/gcc -ffast-math -O1
-ftree-vectorize --param ggc-min-expand=0 --param ggc-min-heapsize=0
beep-visualization.c
beep-visualization.c: In function 'calc_freq':
--
pinskia at gcc dot gnu dot org changed:
What|Removed |Added
CC||pinskia at gcc dot gnu dot
|
--- Comment #11 from pinskia at gcc dot gnu dot org 2007-06-07 01:45
---
(gdb) p debug_generic_expr (stmt)
D.1980_10 = 0.0
(gdb) p *stmt_ann (stmt)-operands.use_ops.use_ptr.use
$14 = 0xa5a5a5a5
So somebody forgot to update the use cache.
--
pinskia at gcc dot gnu dot org changed:
--- Comment #12 from pinskia at gcc dot gnu dot org 2007-06-07 01:49
---
I have a fix, there is a missing update_stmt :) at the very end of
vectorizable_call after it does:
/* The call in STMT might prevent it from being removed in dce. We however
cannot remove it here, due to
--- Comment #13 from pinskia at gcc dot gnu dot org 2007-06-07 02:12
---
Subject: Bug 32231
Author: pinskia
Date: Thu Jun 7 02:12:31 2007
New Revision: 125521
URL: http://gcc.gnu.org/viewcvs?root=gccview=revrev=125521
Log:
2007-06-06 Andrew Pinski [EMAIL PROTECTED]
PR
--- Comment #14 from pinskia at gcc dot gnu dot org 2007-06-07 02:14
---
Fixed, thanks for the report.
--
pinskia at gcc dot gnu dot org changed:
What|Removed |Added
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