conditionalize by CallInst::ArgOffset

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107767 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Analysis/ConstantFolding.cpp b/lib/Analysis/ConstantFolding.cpp
index 1f4538ab93766dec243cef715e4071808e64f734..0c4d850b01c38e5791badf65d4492e8dd267a80b 100644 (file)
--- a/lib/Analysis/ConstantFolding.cpp
+++ b/lib/Analysis/ConstantFolding.cpp
@@ -772,9 +772,9 @@ Constant *llvm::ConstantFoldInstOperands(unsigned Opcode, const Type *DestTy,
   case Instruction::ICmp:
   case Instruction::FCmp: assert(0 && "Invalid for compares");
   case Instruction::Call:
-    if (Function *F = dyn_cast<Function>(Ops[0]))
+    if (Function *F = dyn_cast<Function>(Ops[CallInst::ArgOffset ? 0:NumOps-1]))
       if (canConstantFoldCallTo(F))
-        return ConstantFoldCall(F, Ops+1, NumOps-1);
+        return ConstantFoldCall(F, Ops+CallInst::ArgOffset, NumOps-1);
     return 0;
   case Instruction::PtrToInt:
     // If the input is a inttoptr, eliminate the pair.  This requires knowing