From 61eb460ac03bd32140cf1213383251f3e57f7fa8 Mon Sep 17 00:00:00 2001
From: Brian Norris <banorris@uci.edu>
Date: Wed, 10 Oct 2012 15:42:27 -0700
Subject: [PATCH] segfault file/line breakpoint info
This can give easy info for using gdb. e.g.:
For debugging, place breakpoint at: snapshot.cc:92
---
snapshot.cc | 2 ++
1 file changed, 2 insertions(+)
diff --git a/snapshot.cc b/snapshot.cc
index e006189..fb00d15 100644
--- a/snapshot.cc
+++ b/snapshot.cc
@@ -88,6 +88,8 @@ static void HandlePF( int sig, siginfo_t *si, void * unused){
if( si->si_code == SEGV_MAPERR ){
printf("Real Fault at %p\n", si->si_addr);
print_trace();
+ printf("For debugging, place breakpoint at: %s:%d\n",
+ __FILE__, __LINE__);
exit( EXIT_FAILURE );
}
void* addr = ReturnPageAlignedAddress(si->si_addr);
--
2.34.1