1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
index 63b0aabb58e..7d9b0583d1e 100644
--- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
+++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp
@@ -2636,12 +2636,16 @@ void ModuleBitcodeWriter::writeInstruction(const Instruction &I,
     Vals.append(IVI->idx_begin(), IVI->idx_end());
     break;
   }
-  case Instruction::Select:
+  case Instruction::Select: {
     Code = bitc::FUNC_CODE_INST_VSELECT;
     pushValueAndType(I.getOperand(1), InstID, Vals);
     pushValue(I.getOperand(2), InstID, Vals);
     pushValueAndType(I.getOperand(0), InstID, Vals);
+    uint64_t Flags = getOptimizationFlags(&I);
+    if (Flags != 0)
+      Vals.push_back(Flags);
     break;
+  }
   case Instruction::ExtractElement:
     Code = bitc::FUNC_CODE_INST_EXTRACTELT;
     pushValueAndType(I.getOperand(0), InstID, Vals);