Do not DESTROY programs by default. No wonder bugpoint was not being useful all this time!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10175 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/bugpoint/ExtractFunction.cpp b/tools/bugpoint/ExtractFunction.cpp
index 4c671be..0a56ceb 100644
--- a/tools/bugpoint/ExtractFunction.cpp
+++ b/tools/bugpoint/ExtractFunction.cpp
@@ -24,16 +24,12 @@
#include "llvm/Transforms/Utils/Cloning.h"
#include "llvm/Target/TargetData.h"
#include "Support/CommandLine.h"
-
+using namespace llvm;
namespace llvm {
-
-bool DisableSimplifyCFG = false;
-
+ bool DisableSimplifyCFG = false;
} // End llvm namespace
-using namespace llvm;
-
namespace {
cl::opt<bool>
NoADCE("disable-adce",
@@ -46,8 +42,6 @@
cl::desc("Do not use the -simplifycfg pass to reduce testcases"));
}
-namespace llvm {
-
/// deleteInstructionFromProgram - This method clones the current Program and
/// deletes the specified instruction from the cloned module. It then runs a
/// series of cleanup passes (ADCE and SimplifyCFG) to eliminate any code which
@@ -114,8 +108,12 @@
CleanupPasses.push_back(getPI(createFunctionResolvingPass()));
CleanupPasses.push_back(getPI(createGlobalDCEPass()));
CleanupPasses.push_back(getPI(createDeadTypeEliminationPass()));
- CleanupPasses.push_back(getPI(createDeadArgHackingPass()));
+ if (MayModifySemantics)
+ CleanupPasses.push_back(getPI(createDeadArgHackingPass()));
+ else
+ CleanupPasses.push_back(getPI(createDeadArgEliminationPass()));
+
std::swap(Program, M);
std::string Filename;
bool Failed = runPasses(CleanupPasses, Filename);
@@ -134,5 +132,3 @@
}
return M;
}
-
-} // End llvm namespace