Add a method to extract a loop
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12391 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/bugpoint/BugDriver.h b/tools/bugpoint/BugDriver.h
index f15481f..eb48eb7 100644
--- a/tools/bugpoint/BugDriver.h
+++ b/tools/bugpoint/BugDriver.h
@@ -178,6 +178,11 @@
///
Module *performFinalCleanups(Module *M, bool MayModifySemantics = false);
+ /// ExtractLoop - Given a module, extract up to one loop from it into a new
+ /// function. This returns null if there are no extractable loops in the
+ /// program or if the loop extractor crashes.
+ Module *ExtractLoop(Module *M);
+
private:
/// ParseInputFile - Given a bytecode or assembly input filename, parse and
/// return it, or return null if not possible.