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Make sure that intermediate code is verifier clean to avoid wierd problems.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5723 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -11,6 +11,7 @@
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#include "llvm/Transforms/IPO.h"
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#include "llvm/Transforms/Scalar.h"
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#include "llvm/Transforms/Utils/Cloning.h"
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#include "llvm/Analysis/Verifier.h"
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#include "llvm/Type.h"
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#include "llvm/Constant.h"
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@ -33,6 +34,7 @@ Module *BugDriver::extractFunctionFromModule(Function *F) const {
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Passes.add(createGlobalDCEPass()); // Delete unreachable globals
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Passes.add(createFunctionResolvingPass()); // Delete prototypes
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Passes.add(createDeadTypeEliminationPass()); // Remove dead types...
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Passes.add(createVerifierPass());
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Passes.run(*Result);
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return Result;
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}
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@ -78,6 +80,8 @@ Module *BugDriver::deleteInstructionFromProgram(Instruction *I,
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Passes.add(createDeadCodeEliminationPass());
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if (Simplification)
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Passes.add(createCFGSimplificationPass()); // Delete dead control flow
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Passes.add(createVerifierPass());
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Passes.run(*Result);
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return Result;
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}
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@ -90,6 +94,7 @@ Module *BugDriver::performFinalCleanups() const {
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PassManager CleanupPasses;
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CleanupPasses.add(createFunctionResolvingPass());
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CleanupPasses.add(createGlobalDCEPass());
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CleanupPasses.add(createVerifierPass());
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Module *M = CloneModule(Program);
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CleanupPasses.run(*M);
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return M;
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