diff options
Diffstat (limited to 'lib/Passes/PassBuilder.cpp')
| -rw-r--r-- | lib/Passes/PassBuilder.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/Passes/PassBuilder.cpp b/lib/Passes/PassBuilder.cpp index 0421946a32a69..55ac2541948ea 100644 --- a/lib/Passes/PassBuilder.cpp +++ b/lib/Passes/PassBuilder.cpp @@ -624,6 +624,10 @@ PassBuilder::buildPerModuleDefaultPipeline(OptimizationLevel Level, // And finally clean up LCSSA form before generating code. OptimizePM.addPass(InstSimplifierPass()); + // LoopSink (and other loop passes since the last simplifyCFG) might have + // resulted in single-entry-single-exit or empty blocks. Clean up the CFG. + OptimizePM.addPass(SimplifyCFGPass()); + // Add the core optimizing pipeline. MPM.addPass(createModuleToFunctionPassAdaptor(std::move(OptimizePM))); |