Make _sure_ we don't go into an infinite loop if a signal happens!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6351 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Signals.cpp b/lib/Support/Signals.cpp
index 38fb9dd..503d3a6 100644
--- a/lib/Support/Signals.cpp
+++ b/lib/Support/Signals.cpp
@@ -42,6 +42,7 @@
     exit(1);   // If this is an interrupt signal, exit the program
 
   // Otherwise if it is a fault (like SEGV) reissue the signal to die...
+  signal(Sig, SIG_DFL);
 }
 
 static void RegisterHandler(int Signal) { signal(Signal, SignalHandler); }