Add save-temps option to bugpoint to keep temporary stuff.
Patch by Sandeep Patel

llvm-svn: 78183
diff --git a/llvm/tools/bugpoint/ExecutionDriver.cpp b/llvm/tools/bugpoint/ExecutionDriver.cpp
index 4122c95..ceaf8f4 100644
--- a/llvm/tools/bugpoint/ExecutionDriver.cpp
+++ b/llvm/tools/bugpoint/ExecutionDriver.cpp
@@ -288,7 +288,7 @@
   }
 
     // Remove the temporary bitcode file when we are done.
-  FileRemover BitcodeFileRemover(BitcodeFile);
+  FileRemover BitcodeFileRemover(BitcodeFile, !SaveTemps);
 
   // Actually compile the program!
   Interpreter->compileProgram(BitcodeFile.toString());
@@ -328,7 +328,7 @@
 
   // Remove the temporary bitcode file when we are done.
   sys::Path BitcodePath (BitcodeFile);
-  FileRemover BitcodeFileRemover(BitcodePath, CreatedBitcode);
+  FileRemover BitcodeFileRemover(BitcodePath, CreatedBitcode && !SaveTemps);
 
   if (OutputFile.empty()) OutputFile = "bugpoint-execution-output";