From 68e58c33468f3523c1eb6232d0a4d1e949db3011 Mon Sep 17 00:00:00 2001 From: Geoffrey Keating Date: Mon, 5 Dec 2005 19:37:11 +0000 Subject: [PATCH] host-darwin.c (segv_handler): Unblock SEGV so we don't go into an infinite loop. * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so we don't go into an infinite loop. From-SVN: r108070 --- gcc/ChangeLog | 5 +++++ gcc/config/rs6000/host-darwin.c | 4 ++++ 2 files changed, 9 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d443ba6a989..57153ed8e4b 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-12-05 Geoffrey Keating + + * config/rs6000/host-darwin.c (segv_handler): Unblock SEGV so + we don't go into an infinite loop. + 2005-12-05 Paolo Bonzini * config/rs6000/predicates.md (logical_const_operand): Split diff --git a/gcc/config/rs6000/host-darwin.c b/gcc/config/rs6000/host-darwin.c index 694d0a1dcd1..75c92a2a25b 100644 --- a/gcc/config/rs6000/host-darwin.c +++ b/gcc/config/rs6000/host-darwin.c @@ -58,11 +58,15 @@ segv_handler (int sig ATTRIBUTE_UNUSED, void *scp) { ucontext_t *uc = (ucontext_t *)scp; + sigset_t sigset; unsigned faulting_insn; /* The fault might have happened when trying to run some instruction, in which case the next line will segfault _again_. Handle this case. */ signal (SIGSEGV, segv_crash_handler); + sigemptyset (&sigset); + sigaddset (&sigset, SIGSEGV); + sigprocmask (SIG_UNBLOCK, &sigset, NULL); faulting_insn = *(unsigned *)uc->uc_mcontext->ss.srr0; -- 2.30.2