The functions in Signal.h are now in the llvm::sys namespace - adjust


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16091 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/lli/lli.cpp b/tools/lli/lli.cpp
index c02b7b3..066bfbc 100644
--- a/tools/lli/lli.cpp
+++ b/tools/lli/lli.cpp
@@ -49,7 +49,7 @@
 int main(int argc, char **argv, char * const *envp) {
   cl::ParseCommandLineOptions(argc, argv,
                               " llvm interpreter & dynamic compiler\n");
-  PrintStackTraceOnErrorSignal();
+  sys::PrintStackTraceOnErrorSignal();
 
   // Load the bytecode...
   std::string ErrorMsg;