Re: [commit] Fix rereading of DWO DIEs

Andreas Schwab
2012-07-19T08:12:06Z

dje@google.com (Doug Evans) writes:

> Index: testsuite/gdb.dwarf2/fission-reread.S
> ===================================================================
> RCS file: testsuite/gdb.dwarf2/fission-reread.S
> diff -N testsuite/gdb.dwarf2/fission-reread.S
> --- /dev/null 1 Jan 1970 00:00:00 -0000
> +++ testsuite/gdb.dwarf2/fission-reread.S 1 Jul 2012 01:52:47 -0000
> @@ -0,0 +1,459 @@
> +/* Copyright 2012 Free Software Foundation, Inc.
> +
> + This program is free software; you can redistribute it and/or modify
> + it under the terms of the GNU General Public License as published by
> + the Free Software Foundation; either version 3 of the License, or
> + (at your option) any later version.
> +
> + This program is distributed in the hope that it will be useful,
> + but WITHOUT ANY WARRANTY; without even the implied warranty of
> + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + GNU General Public License for more details.
> +
> + You should have received a copy of the GNU General Public License
> + along with this program. If not, see <http://www.gnu.org/licenses/>. */
> +
> +/* Testcase to exercise the code path in bug 13961 for Fission.
> + http://gcc.gnu.org/wiki/DebugFission
> +
> + Compiled from:
> +
> + class foo
> + {
> + public:
> + int bar;
> + };
> +
> + foo baz;
> +
> + int
> + main ()
> + {
> + return 0;
> + }
> +
> + And then manually edited to insert the necessary DW_AT_specification
> + entries to trigger the desired code path.
> + There's no real need to make this architecture-specific, so it has been
> + further hand-edited to support that.
> +*/
> +
> + .file "fission-reread.cc"
> +
> + .globl baz
> + .bss

Executing on host: gcc -c -o /home/abuild/rpmbuild/BUILD/gdb-7.4.91/gdb/testsuite/gdb.dwarf2/fission-reread0.o ./gdb.dwarf2/fission-reread.S (timeout = 300)
spawn gcc -c -o /home/abuild/rpmbuild/BUILD/gdb-7.4.91/gdb/testsuite/gdb.dwarf2/fission-reread0.o ./gdb.dwarf2/fission-reread.S
fission-reread.cc: Assembler messages:
fission-reread.cc:44: Error: unknown pseudo-op: `.bss'
compiler exited with status 1
output is:
fission-reread.cc: Assembler messages:
fission-reread.cc:44: Error: unknown pseudo-op: `.bss'

gdb compile failed, fission-reread.cc: Assembler messages:
fission-reread.cc:44: Error: unknown pseudo-op: `.bss'
UNTESTED: gdb.dwarf2/fission-reread.exp: fission-reread.exp

Andreas.

--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."