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Re: [PATCH 4/8] gdb.trace: Use manually-defined start labels in unavailable-dwarf-piece.exp
- From: "Ulrich Weigand" <uweigand at de dot ibm dot com>
- To: koriakin at 0x04 dot net (Marcin KoÅcielnicki)
- Cc: gdb-patches at sourceware dot org, koriakin at 0x04 dot net (Marcin KoÅcielnicki)
- Date: Wed, 9 Mar 2016 18:24:38 +0100 (CET)
- Subject: Re: [PATCH 4/8] gdb.trace: Use manually-defined start labels in unavailable-dwarf-piece.exp
- Authentication-results: sourceware.org; auth=none
Marcin KoÅ?cielnicki wrote:
> On powerpc64, foo/bar point to a function descriptor, not to function code.
> Since there are no global labels pointing at the actual function code,
> let's make our own.
> with_test_prefix "tracing foo" {
> - gdb_test "trace foo" ".*"
> + gdb_test "trace *foo_start_lbl" ".*"
Well, I'd have thought that "trace foo" should simply work as-is,
otherwise, this isn't particularly user-friedly ...
Is there a call to gdbarch_convert_from_func_ptr_addr missing
somewhere in the trace code, maybe?
Bye,
Ulrich
--
Dr. Ulrich Weigand
GNU/Linux compilers and toolchain
Ulrich.Weigand@de.ibm.com