On Tue, Oct 2, 2012 at 10:48 AM, Uros Bizjak wrote:
> On Tue, Oct 2, 2012 at 7:44 PM, Gabriel Dos Reis
> wrote:
>
> On a related issue, it looks to me that the compiler itself should be
> compiled with -funwind-tables, otherwise there are no backtraces
> generated, even if libbackt
On Tue, Oct 2, 2012 at 7:44 PM, Gabriel Dos Reis
wrote:
>>> > On a related issue, it looks to me that the compiler itself should be
>>> > compiled with -funwind-tables, otherwise there are no backtraces
>>> > generated, even if libbacktrace is linked in and operational. Again,
>>> > x86_64-linux-
On Tue, Oct 2, 2012 at 12:14 PM, Jakub Jelinek wrote:
> On Tue, Oct 02, 2012 at 10:12:38AM -0700, Ian Lance Taylor wrote:
>> On Tue, Oct 2, 2012 at 8:22 AM, Uros Bizjak wrote:
>> >
>> > On a related issue, it looks to me that the compiler itself should be
>> > compiled with -funwind-tables, other
On Tue, Oct 02, 2012 at 10:12:38AM -0700, Ian Lance Taylor wrote:
> On Tue, Oct 2, 2012 at 8:22 AM, Uros Bizjak wrote:
> >
> > On a related issue, it looks to me that the compiler itself should be
> > compiled with -funwind-tables, otherwise there are no backtraces
> > generated, even if libbacktr
On Tue, Oct 2, 2012 at 8:22 AM, Uros Bizjak wrote:
>
> On a related issue, it looks to me that the compiler itself should be
> compiled with -funwind-tables, otherwise there are no backtraces
> generated, even if libbacktrace is linked in and operational. Again,
> x86_64-linux-gnu host defaults to
On Tue, Oct 2, 2012 at 3:08 PM, Ian Lance Taylor wrote:
>> 2012-10-02 Uros Bizjak
>>
>> PR other/54761
>> * configure.ac (EXTRA_FLAGS): New.
>> * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
>> * configure, Makefile.in: Regenerate.
>
> This is OK.
Thanks, committ
On Tue, Oct 2, 2012 at 2:01 AM, Uros Bizjak wrote:
>
> 2012-10-02 Uros Bizjak
>
> PR other/54761
> * configure.ac (EXTRA_FLAGS): New.
> * Makefile.am (AM_FLAGS): Add $(EXTRA_FLAGS).
> * configure, Makefile.in: Regenerate.
This is OK.
Thanks.
Ian
On Tue, Oct 2, 2012 at 10:08 AM, Andreas Schwab wrote:
>> +if test "x$GCC" = "xyes"; then
>> + CFLAGS="$CFLAGS -funwind-tables"
>> +fi
>> +
>
> Don't modify CFLAGS, instead you should substitute a new variable that
> is added to AM_CFLAGS. CFLAGS is reserved for the user to override.
Thanks, a
Uros Bizjak writes:
> Index: configure.ac
> ===
> --- configure.ac (revision 191953)
> +++ configure.ac (working copy)
> @@ -66,6 +66,10 @@
> AC_PROG_CC
> m4_rename_force([backtrace_PRECIOUS],[_AC_ARG_VAR_PRECIOUS])
>
>
On Tue, Oct 2, 2012 at 12:58 AM, Ian Lance Taylor wrote:
>> Without -fasynchronous-unwind-tables, FDE is not generated for
>> backtrace_full and backtrace_simple wrappers. Without FDE, unwinding
>> terminates at these functions.
>
> I'm not opposed to -fasynchronous-unwind-tables, but now that yo
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