1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
index e5c3a20e1a64..21588aca5127 100644
--- a/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
+++ b/llvm/lib/Transforms/InstCombine/InstCombineAddSub.cpp
@@ -1232,7 +1232,8 @@ static Instruction *foldToUnsignedSaturatedAdd(BinaryOperator &I) {
   assert(I.getOpcode() == Instruction::Add && "Expecting add instruction");
   Type *Ty = I.getType();
   auto getUAddSat = [&]() {
-    return Intrinsic::getDeclaration(I.getModule(), Intrinsic::uadd_sat, Ty);
+    return Intrinsic::getOrInsertDeclaration(I.getModule(), Intrinsic::uadd_sat,
+                                             Ty);
   };
 
   // add (umin X, ~Y), Y --> uaddsat X, Y
@@ -2127,7 +2128,7 @@ static Instruction *foldSubOfMinMax(BinaryOperator &I,
   if (match(Op0, m_c_Add(m_Specific(X), m_Specific(Y))) &&
       (Op0->hasOneUse() || Op1->hasOneUse())) {
     Intrinsic::ID InvID = getInverseMinMaxIntrinsic(MinMax->getIntrinsicID());
-    Function *F = Intrinsic::getDeclaration(I.getModule(), InvID, Ty);
+    Function *F = Intrinsic::getOrInsertDeclaration(I.getModule(), InvID, Ty);
     return CallInst::Create(F, {X, Y});
   }
 
@@ -2150,7 +2151,7 @@ static Instruction *foldSubOfMinMax(BinaryOperator &I,
   if (MinMax->isSigned() && match(Y, m_ZeroInt()) &&
       match(X, m_NSWSub(m_Specific(Op0), m_Value(Z)))) {
     Intrinsic::ID InvID = getInverseMinMaxIntrinsic(MinMax->getIntrinsicID());
-    Function *F = Intrinsic::getDeclaration(I.getModule(), InvID, Ty);
+    Function *F = Intrinsic::getOrInsertDeclaration(I.getModule(), InvID, Ty);
     return CallInst::Create(F, {Op0, Z});
   }