Don't crash if there are no passes in the PassesToRun list

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11612 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/bugpoint/OptimizerDriver.cpp b/tools/bugpoint/OptimizerDriver.cpp
index 1d86828ba07b02558fae2c0c2679790068eeb92b..d21b5b59521358c05465b347b03eb47a12cf1337 100644 (file)
--- a/tools/bugpoint/OptimizerDriver.cpp
+++ b/tools/bugpoint/OptimizerDriver.cpp
@@ -53,7 +53,7 @@ void BugDriver::EmitProgressBytecode(const std::string &ID, bool NoFlyer) {
   }
 
   std::cout << "Emitted bytecode to '" << Filename << "'\n";
-  if (NoFlyer) return;
+  if (NoFlyer || PassesToRun.empty()) return;
   std::cout << "\n*** You can reproduce the problem with: ";
 
   unsigned PassType = PassesToRun[0]->getPassType();