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[Bug tree-optimization/64590] Firefox 34 triggers GCC AVX bug (segfault: XPCCallContext::GetJSContext (this=0xfffc7fffe3e23980))
- From: "fragabr at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 14 Jan 2015 03:30:48 +0000
- Subject: [Bug tree-optimization/64590] Firefox 34 triggers GCC AVX bug (segfault: XPCCallContext::GetJSContext (this=0xfffc7fffe3e23980))
- Auto-submitted: auto-generated
- References: <bug-64590-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64590
--- Comment #9 from DÃniel Fraga <fragabr at gmail dot com> ---
(In reply to Andrew Pinski from comment #8)
> Try this:
> disassemble $pc,$pc+0x10
(gdb) disassemble $pc,$pc+0x10
Dump of assembler code from 0x7ffff4538d0c to 0x7ffff4538d1c:
=> 0x00007ffff4538d0c <js::AssertHeapIsIdle(JSRuntime*)+28>: movl $0x0,0x0
0x00007ffff4538d17 <js::AssertHeapIsIdle(JSRuntime*)+39>: ud2
0x00007ffff4538d19: nop
0x00007ffff4538d1a: nopw 0x0(%rax,%rax,1)
End of assembler dump.