Allow specifying an input file for the program being executed

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5888 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/bugpoint/ExecutionDriver.cpp b/tools/bugpoint/ExecutionDriver.cpp
index 1445f1ecb9ac722af14eb5617d73a353da459556..422ececb40d050b7172bf7ce0a41662d246fa0bb 100644 (file)
--- a/tools/bugpoint/ExecutionDriver.cpp
+++ b/tools/bugpoint/ExecutionDriver.cpp
@@ -34,6 +34,10 @@ namespace {
                            clEnumValN(RunLLC, "run-llc", "Compile with LLC"),
                            clEnumValN(RunCBE, "run-cbe", "Compile with CBE"),
                            0));
+
+  cl::opt<std::string>
+  InputFile("input", cl::init("/dev/null"),
+            cl::desc("Filename to pipe in as stdin (default: /dev/null)"));
 }
 
 /// AbstractInterpreter Class - Subclasses of this class are used to execute
@@ -86,7 +90,7 @@ int LLI::ExecuteProgram(const std::string &Bytecode,
   };
   
   return RunProgramWithTimeout(LLIPath, Args,
-                              "/dev/null", OutputFile, OutputFile);
+                              InputFile, OutputFile, OutputFile);
 }