677     const fir::MutableBoxValue *mutableBox =  in genMutableBoxValue()  local
679     if (!mutableBox)  in genMutableBoxValue()
681     return *mutableBox;  in genMutableBoxValue()
1897         [&](const fir::MutableBoxValue &mutableBox) {  in gen()  argument
1898           return fir::factory::genMutableBoxRead(builder, getLoc(), mutableBox);  in gen()
2872       fir::MutableBoxValue mutableBox = genMutableBoxValue(expr);  in prepareActualThatMayBeAbsent()  local
2874           builder, loc, mutableBox);  in prepareActualThatMayBeAbsent()
2876           fir::factory::genMutableBoxRead(builder, loc, mutableBox);  in prepareActualThatMayBeAbsent()
3110         fir::MutableBoxValue mutableBox = genMutableBoxValue(*expr);  in genRawProcedureRef()  local
3112             fir::factory::getMutableIRBox(builder, loc, mutableBox);  in genRawProcedureRef()
3115           mutableModifiedByCall.emplace_back(std::move(mutableBox));  in genRawProcedureRef()
3165           fir::MutableBoxValue mutableBox = genMutableBoxValue(*expr);  in genRawProcedureRef()  local
3168                                                            mutableBox);  in genRawProcedureRef()
3175               loc, fir::factory::genMutableBoxRead(builder, loc, mutableBox));  in genRawProcedureRef()
3207     for (const auto &mutableBox : mutableModifiedByCall)  in genRawProcedureRef()  local
3208       fir::factory::syncMutableBoxFromIRBox(builder, loc, mutableBox);  in genRawProcedureRef()
3727     fir::MutableBoxValue mutableBox =  in lowerAllocatableArrayAssignment()  local
3740     if ((mutableBox.isCharacter() && !mutableBox.hasNonDeferredLenParams()) ||  in lowerAllocatableArrayAssignment()
3741         mutableBox.isDerivedWithLenParameters())  in lowerAllocatableArrayAssignment()
3764         fir::factory::genReallocIfNeeded(builder, loc, mutableBox, destShape,  in lowerAllocatableArrayAssignment()
3770     fir::factory::finalizeRealloc(builder, loc, mutableBox, lbounds,  in lowerAllocatableArrayAssignment()
6140     if (const auto *mutableBox = exv.getBoxOf<fir::MutableBoxValue>())  in genOptionalArrayFetch()  local
6141       exv = fir::factory::genMutableBoxRead(builder, loc, *mutableBox);  in genOptionalArrayFetch()