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      1 // Copyright (c) 2017 Google Inc.
      2 //
      3 // Licensed under the Apache License, Version 2.0 (the "License");
      4 // you may not use this file except in compliance with the License.
      5 // You may obtain a copy of the License at
      6 //
      7 //     http://www.apache.org/licenses/LICENSE-2.0
      8 //
      9 // Unless required by applicable law or agreed to in writing, software
     10 // distributed under the License is distributed on an "AS IS" BASIS,
     11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     12 // See the License for the specific language governing permissions and
     13 // limitations under the License.
     14 
     15 #ifndef SOURCE_OPT_CFG_CLEANUP_PASS_H_
     16 #define SOURCE_OPT_CFG_CLEANUP_PASS_H_
     17 
     18 #include "source/opt/function.h"
     19 #include "source/opt/mem_pass.h"
     20 #include "source/opt/module.h"
     21 
     22 namespace spvtools {
     23 namespace opt {
     24 
     25 class CFGCleanupPass : public MemPass {
     26  public:
     27   CFGCleanupPass() = default;
     28 
     29   const char* name() const override { return "cfg-cleanup"; }
     30   Status Process() override;
     31 
     32   IRContext::Analysis GetPreservedAnalyses() override {
     33     return IRContext::kAnalysisDefUse;
     34   }
     35 };
     36 
     37 }  // namespace opt
     38 }  // namespace spvtools
     39 
     40 #endif  // SOURCE_OPT_CFG_CLEANUP_PASS_H_
     41