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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
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@ -24,16 +24,12 @@
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#include "llvm/Transforms/Utils/Cloning.h"
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#include "llvm/Target/TargetData.h"
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#include "Support/CommandLine.h"
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using namespace llvm;
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namespace llvm {
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bool DisableSimplifyCFG = false;
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bool DisableSimplifyCFG = false;
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} // End llvm namespace
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using namespace llvm;
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namespace {
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cl::opt<bool>
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NoADCE("disable-adce",
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@ -46,8 +42,6 @@ namespace {
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cl::desc("Do not use the -simplifycfg pass to reduce testcases"));
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}
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namespace llvm {
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/// deleteInstructionFromProgram - This method clones the current Program and
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/// deletes the specified instruction from the cloned module. It then runs a
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/// series of cleanup passes (ADCE and SimplifyCFG) to eliminate any code which
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@ -114,8 +108,12 @@ Module *BugDriver::performFinalCleanups(Module *M, bool MayModifySemantics) {
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CleanupPasses.push_back(getPI(createFunctionResolvingPass()));
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CleanupPasses.push_back(getPI(createGlobalDCEPass()));
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CleanupPasses.push_back(getPI(createDeadTypeEliminationPass()));
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CleanupPasses.push_back(getPI(createDeadArgHackingPass()));
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if (MayModifySemantics)
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CleanupPasses.push_back(getPI(createDeadArgHackingPass()));
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else
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CleanupPasses.push_back(getPI(createDeadArgEliminationPass()));
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std::swap(Program, M);
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std::string Filename;
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bool Failed = runPasses(CleanupPasses, Filename);
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@ -134,5 +132,3 @@ Module *BugDriver::performFinalCleanups(Module *M, bool MayModifySemantics) {
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}
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return M;
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}
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} // End llvm namespace
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