On Mon, Mar 3, 2008 at 12:51 AM, Julian Seward <[EMAIL PROTECTED]> wrote:
>  Because the changes are mostly self contained, I don't expect
>  this merge to cause any serious problems.  Please complain if
>  they do.

The following command triggers a segmentation fault on my system:

./vg-in-place --tool=exp-drd --trace-address=0x601088
--trace-danger-set=yes exp-drd/tests/hg01_all_ok

When I start the above command under gdb, then gdb tells me that the
segmentation fault happened at line 253 in m_stacktrace.c, and that
fp_min == 0. Who should look into this ?

Program received signal SIGSEGV, Segmentation fault.
vgPlain_get_StackTrace_wrk (tid_if_known=<value optimized out>,
ips=<value optimized out>, n_ips=12, sps=0x0, fps=0x0, ip=0, sp=0,
fp=0, lr=0, fp_min=0, fp_max_orig=0) at m_stacktrace.c:253
253              ip = (((UWord*)fp)[1]);
(gdb) print fp
$1 = 0
(gdb) where
#0  vgPlain_get_StackTrace_wrk (tid_if_known=<value optimized out>,
ips=<value optimized out>, n_ips=12, sps=0x0, fps=0x0, ip=0, sp=0,
fp=0, lr=0, fp_min=0, fp_max_orig=0) at m_stacktrace.c:253
#1  0x000000003801d504 in vgPlain_get_StackTrace (tid=1,
ips=0x3892c7d0, n_ips=12, sps=0x0, fps=0x0, first_ip_delta=0) at
m_stacktrace.c:477
#2  0x000000003801d56a in vgPlain_get_and_pp_StackTrace (tid=10,
n_ips=949143368) at m_stacktrace.c:520
#3  0x0000000038012eb1 in valgrind_main (argc=<value optimized out>,
argv=<value optimized out>, envp=0x7ffffa7794a8) at m_main.c:1789
#4  0x00000000380149fe in _start_in_C_linux (pArgc=0x7ffffa779470) at
m_main.c:2375
#5  0x0000000038011891 in _start ()
(gdb) print fp_min
$2 = 0

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