| 1 | //===-- UnifyFunctionExitNodes.h - Ensure fn's have one return --*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This pass is used to ensure that functions have at most one return and one |
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| 10 | // unreachable instruction in them. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #ifndef LLVM_TRANSFORMS_UTILS_UNIFYFUNCTIONEXITNODES_H |
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| 15 | #define LLVM_TRANSFORMS_UTILS_UNIFYFUNCTIONEXITNODES_H |
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| 16 | |
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| 17 | #include "llvm/IR/PassManager.h" |
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| 18 | #include "llvm/Pass.h" |
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| 19 | |
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| 20 | namespace llvm { |
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| 21 | |
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| 22 | class UnifyFunctionExitNodesPass |
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| 23 | : public PassInfoMixin<UnifyFunctionExitNodesPass> { |
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| 24 | public: |
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| 25 | PreservedAnalyses run(Function &F, FunctionAnalysisManager &AM); |
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| 26 | }; |
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| 27 | |
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| 28 | } // end namespace llvm |
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| 29 | |
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| 30 | #endif // LLVM_TRANSFORMS_UTILS_UNIFYFUNCTIONEXITNODES_H |
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| 31 | |
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