This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug target/59003] [4.9 Regression] profiledbootstrap miscompiles gcc during stagefeedback --with-tune=amdfam10
- From: "octoploid at yandex dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 04 Dec 2013 12:50:57 +0000
- Subject: [Bug target/59003] [4.9 Regression] profiledbootstrap miscompiles gcc during stagefeedback --with-tune=amdfam10
- Auto-submitted: auto-generated
- References: <bug-59003-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59003
--- Comment #5 from Markus Trippelsdorf <octoploid at yandex dot com> ---
Looks like gcc/tree-ssa-pre.c gets miscompiled:
Program received signal SIGSEGV, Segmentation fault.
[Switching to process 8327]
0x0000000000d156d3 in get_or_alloc_expr_for_name(tree_node*) [clone
.lto_priv.4065] ()
(gdb) bt
#0 0x0000000000d156d3 in get_or_alloc_expr_for_name(tree_node*) [clone
.lto_priv.4065] ()
#1 0x0000000000f47468 in compute_avail() ()
#2 0x00000000011068cf in (anonymous namespace)::pass_pre::execute() [clone
.lto_priv.5361] ()
#3 0x0000000000c8f3a2 in execute_one_pass(opt_pass*) ()
#4 0x0000000000c9065b in execute_pass_list(opt_pass*) ()
#5 0x0000000000e405f5 in expand_function(cgraph_node*) [clone .lto_priv.5292]
()
#6 0x00000000010ed32b in compile() ()
#7 0x00000000010ed8da in finalize_compilation_unit() ()
#8 0x0000000000ffe208 in c_write_global_declarations() ()
#9 0x00000000010b0c5f in compile_file() ()
#10 0x00000000010b2d14 in toplev_main(int, char**) ()
#11 0x00007ffff7756f90 in __libc_start_main () from /lib/libc.so.6
#12 0x000000000104d236 in _start ()
Is it possible to somehow disassemble slim object files?