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-rw-r--r--llvm/lib/Transforms/IPO/PassManagerBuilder.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
index 1caa591f587..254a7461980 100644
--- a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
+++ b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp
@@ -692,6 +692,11 @@ void PassManagerBuilder::addLTOOptimizationPasses(legacy::PassManagerBase &PM) {
PM.add(createPostOrderFunctionAttrsLegacyPass());
PM.add(createReversePostOrderFunctionAttrsPass());
+ // Split globals using inrange annotations on GEP indices. This can help
+ // improve the quality of generated code when virtual constant propagation or
+ // control flow integrity are enabled.
+ PM.add(createGlobalSplitPass());
+
// Apply whole-program devirtualization and virtual constant propagation.
PM.add(createWholeProgramDevirtPass());
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