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-rw-r--r--include/llvm/Analysis/ScalarEvolutionExpressions.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/llvm/Analysis/ScalarEvolutionExpressions.h b/include/llvm/Analysis/ScalarEvolutionExpressions.h
index a7cea9dfb5..830143b90e 100644
--- a/include/llvm/Analysis/ScalarEvolutionExpressions.h
+++ b/include/llvm/Analysis/ScalarEvolutionExpressions.h
@@ -459,6 +459,15 @@ namespace llvm {
return SE.getAddExpr(this, getStepRecurrence(SE));
}
+ bool hasNoUnsignedOverflow() const { return SubclassData & (1 << 0); }
+ void setHasNoUnsignedOverflow(bool B) {
+ SubclassData = (SubclassData & ~(1 << 0)) | (B << 0);
+ }
+ bool hasNoSignedOverflow() const { return SubclassData & (1 << 1); }
+ void setHasNoSignedOverflow(bool B) {
+ SubclassData = (SubclassData & ~(1 << 1)) | (B << 1);
+ }
+
virtual void print(raw_ostream &OS) const;
/// Methods for support type inquiry through isa, cast, and dyn_cast: