[bugpoint] Allow the user to specify the path to opt on the commandline.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187739 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/bugpoint/OptimizerDriver.cpp b/tools/bugpoint/OptimizerDriver.cpp
index 0c39b9d..20c609c 100644
--- a/tools/bugpoint/OptimizerDriver.cpp
+++ b/tools/bugpoint/OptimizerDriver.cpp
@@ -44,6 +44,9 @@
// ChildOutput - This option captures the name of the child output file that
// is set up by the parent bugpoint process
cl::opt<std::string> ChildOutput("child-output", cl::ReallyHidden);
+ cl::opt<std::string> OptCmd("opt-command", cl::init(""),
+ cl::desc("Path to opt. (default: search path "
+ "for 'opt'.)"));
}
/// writeProgramToFile - This writes the current "Program" to the named bitcode
@@ -154,7 +157,7 @@
return 1;
}
- std::string tool = sys::FindProgramByName("opt");
+ std::string tool = OptCmd.empty()? sys::FindProgramByName("opt") : OptCmd;
if (tool.empty()) {
errs() << "Cannot find `opt' in PATH!\n";
return 1;