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From: "rajpal.gusain at gmail dot com" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug gdb/29188] gdb too slow and hogs memory for debug binary
 generated with gcc 11.2
Date: Fri, 03 Jun 2022 20:31:16 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D29188

--- Comment #9 from gusain <rajpal.gusain at gmail dot com> ---
(In reply to gusain from comment #8)
> (In reply to Simon Marchi from comment #5)
> > Well, your backtraces do show GDB reading macro information, so there's
> > gotta be some somewhere.
> >=20
> > Actually, you can turn on:
> >=20
> > (gdb) set debug dwarf-read 1
> >=20
> > prior to running your experiment.  You should get some messages like th=
is,
> > that will help you know which CU in which file GDB is slow at reading:
> >=20
> > [dwarf-read] process_queue: Expanding one or more symtabs of objfile
> > /home/simark/build/binutils-gdb-one-target/gdb/gdb ...
> > [dwarf-read] process_queue: Expanding symtab of CU at offset 0x1054
>=20
>=20
> Thanks, and yes now it prints and appears to be stuck when I try breakpoi=
nt
> completion by hitting tab after name hint
>=20
> [dwarf-read] process_queue: Expanding symtab of CU at offset 0x5d2cd20
> [dwarf-read] process_queue: Done expanding CU at offset 0x5d2cd20
> [dwarf-read] process_queue: Done expanding symtabs of <binary>.
> [dwarf-read] process_queue: Expanding one or more symtabs of objfile
> <binary> ...
> [dwarf-read] process_queue: Expanding symtab of CU at offset 0x3644296
> [dwarf-read] process_queue: Done expanding CU at offset 0x3644296
> [dwarf-read] process_queue: Done expanding symtabs of <binary>.
> [dwarf-read] process_queue: Expanding one or more symtabs of objfile
> <binary> ...
> [dwarf-read] process_queue: Expanding symtab of CU at offset 0x2cc08bb
> [dwarf-read] process_queue: Done expanding CU at offset 0x2cc08bb
> [dwarf-read] process_queue: Done expanding symtabs of <binary>.
> [dwarf-read] process_queue: Expanding one or more symtabs of objfile
> <binary> ...
> [dwarf-read] process_queue: Expanding symtab of CU at offset 0x18f13e
> [dwarf-read] process_queue: Done expanding CU at offset 0x18f13e
> [dwarf-read] process_queue: Done expanding symtabs of <binary>.

Is there any other information I can get to confirm it's same as other issue
you mentioned ?

--=20
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