Comment 7 for bug 601030

Confirmed in ronne's maverick amd64 chroot. Attached conftest.c and preprocessed source. strace shows:

...
setrlimit(RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}) = 0
sigaltstack({ss_sp=0x7fffd7df0130, ss_flags=0, ss_size=8192}, NULL) = 0
rt_sigaction(SIGSEGV, {0x4008d0, [], SA_RESTORER|SA_STACK, 0x7f6373fe0c20}, NULL, 8) = 0
rt_sigaction(SIGBUS, {0x4008d0, [], SA_RESTORER|SA_STACK, 0x7f6373fe0c20}, NULL, 8) = 0
rt_sigprocmask(SIG_BLOCK, [], [], 8) = 0
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
sigaltstack(NULL, {ss_sp=0x7fffd7df0130, ss_flags=SS_ONSTACK, ss_size=8192}) = 0
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
rt_sigprocmask(SIG_SETMASK, [], NULL, 8) = 0
sigaltstack(NULL, {ss_sp=0x7fffd7df0130, ss_flags=SS_ONSTACK, ss_size=8192}) = 0
[repeats]