empty             480 apps/fft/fft.cpp     string prefix = desc.name.empty() ? "c2c_" : desc.name + "_";
empty             667 apps/fft/fft.cpp     string prefix = desc.name.empty() ? "r2c_" : desc.name + "_";
empty             676 apps/fft/fft.cpp     if (!args.empty()) {
empty             859 apps/fft/fft.cpp     string prefix = desc.name.empty() ? "c2r_" : desc.name + "_";
empty             868 apps/fft/fft.cpp     if (!args.empty()) {
empty            1030 apps/fft/fft.cpp     if (N != 1 || R.empty()) {
empty              66 apps/hexagon_benchmarks/process.cpp     if (modes.empty()) {
empty              93 apps/resize/resize.cpp         } else if (infile.empty()) {
empty              95 apps/resize/resize.cpp         } else if (outfile.empty()) {
empty             105 apps/resize/resize.cpp     if (infile.empty() || outfile.empty() || show_usage) {
empty             155 python_bindings/numpy/ndarray.hpp ndarray empty(python::tuple const &shape, dtype const &dt);
empty             156 python_bindings/numpy/ndarray.hpp ndarray empty(int nd, Py_intptr_t const *shape, dtype const &dt);
empty             167 src/AddImageChecks.cpp         internal_assert(touched.empty() || (int)(touched.size()) == dimensions);
empty             256 src/AddImageChecks.cpp             if (!touched.empty() && !touched[j].is_bounded()) {
empty             262 src/AddImageChecks.cpp             Expr min_required = touched.empty() ? actual_min : touched[j].min;
empty             263 src/AddImageChecks.cpp             Expr extent_required = touched.empty() ? actual_extent : (touched[j].max + 1 - touched[j].min);
empty             322 src/AssociativeOpsTable.cpp     internal_assert(!exprs.empty());
empty             325 src/AssociativeOpsTable.cpp     static vector<AssociativePattern> empty;
empty             329 src/AssociativeOpsTable.cpp         return empty;
empty             333 src/AssociativeOpsTable.cpp         return empty;
empty             375 src/AssociativeOpsTable.cpp     return empty;
empty             279 src/Associativity.cpp         if (current.empty()) {
empty             285 src/Associativity.cpp             if ((i == j) || (current.size() > other.size()) || (j < i && subgraphs[i].empty())) {
empty             292 src/Associativity.cpp             if (diff.empty()) {
empty             342 src/Associativity.cpp         if (!csr.x_dependencies.empty()) {
empty             374 src/Associativity.cpp         if (subgraphs[i].empty()) {
empty             817 src/Bounds.cpp     if (b.empty()) {
empty             821 src/Bounds.cpp     if (a.empty()) {
empty             901 src/Bounds.cpp     if (a.empty() || b.empty()) {
empty            1019 src/Bounds.cpp             if (op->name == func || func.empty()) {
empty            1209 src/Bounds.cpp                 if (!var_to_pop.empty()) {
empty            1292 src/Bounds.cpp             if (op->name == func || func.empty()) {
empty              55 src/Bounds.h       bool empty() const {return bounds.empty();}
empty             155 src/BoundsInference.cpp                     if (!predicates.empty()) {
empty             285 src/BoundsInference.cpp             internal_assert(b.empty() || b.size() == func_args.size());
empty             287 src/BoundsInference.cpp             if (!b.empty()) {
empty             339 src/BoundsInference.cpp                 if (!in_pipeline.empty()) {
empty             640 src/BoundsInference.cpp         internal_assert(!f.empty());
empty             770 src/BoundsInference.cpp                 if (!b.empty()) {
empty             916 src/BoundsInference.cpp             if (producing >= 0 && !inner_productions.empty()) {
empty             129 src/Buffer.h           if (name.empty()) {
empty             440 src/CPlusPlusMangle.cpp         if (!quals.empty()) {
empty             467 src/CPlusPlusMangle.cpp     bool not_simple = !is_directly_in_std && (!namespaces.empty() || !enclosing_types.empty());
empty              13 src/Closure.cpp     if (!loop_variable.empty()) {
empty             243 src/CodeGen_C.cpp              (!type.handle_type->namespaces.empty() ||
empty             244 src/CodeGen_C.cpp               !type.handle_type->enclosing_types.empty() ||
empty             253 src/CodeGen_C.cpp             if (!type.handle_type->namespaces.empty() ||
empty             254 src/CodeGen_C.cpp                 !type.handle_type->enclosing_types.empty()) {
empty             391 src/CodeGen_C.cpp             if (!op->args.empty()) {
empty             450 src/CodeGen_C.cpp         return !c_externs.empty();
empty             454 src/CodeGen_C.cpp         return !c_plus_plus_externs.empty();
empty             550 src/CodeGen_C.cpp         user_assert(namespaces.empty()) <<
empty             554 src/CodeGen_C.cpp     if (!namespaces.empty()) {
empty             607 src/CodeGen_C.cpp     if (!namespaces.empty()) {
empty             713 src/CodeGen_C.cpp     if (!comment.empty()) {
empty             996 src/CodeGen_C.cpp         if (op->args.empty()) {
empty            1402 src/CodeGen_C.cpp         if (free_function.empty()) {
empty             123 src/CodeGen_GPU_Host.cpp     if (cgdev.empty()) {
empty            1053 src/CodeGen_Hexagon.cpp     internal_assert(!lut_slices.empty());
empty            1226 src/CodeGen_Hexagon.cpp     if (ops.empty()) return "";
empty             334 src/CodeGen_LLVM.cpp         if (!args.empty()) {
empty            2299 src/CodeGen_LLVM.cpp         } else if (op->args.empty()) {
empty            2335 src/CodeGen_LLVM.cpp         assert(!op->args.empty());
empty            2858 src/CodeGen_LLVM.cpp     internal_assert(!data.empty());
empty            3254 src/CodeGen_LLVM.cpp     if (entry->empty()) {
empty            3377 src/CodeGen_LLVM.cpp     internal_assert(!v.empty());
empty             449 src/CodeGen_OpenCL_Dev.cpp         internal_assert(!op->vectors.empty());
empty             127 src/CodeGen_Posix.cpp     if (!new_expr.defined() && extents.empty()) {
empty             219 src/CodeGen_Posix.cpp         if (free_function.empty()) {
empty               9 src/Debug.cpp          return !lvl.empty() ? atoi(lvl.c_str()) : 0;
empty              24 src/DebugToFile.cpp         if (iter != env.end() && !iter->second.debug_file().empty()) {
empty             700 src/Deinterleave.cpp             while (!let_stmts.empty()) {
empty               8 src/DeviceArgument.cpp     if (!loop_variable.empty()) {
empty             467 src/Elf.cpp        internal_assert(!to_merge.empty());
empty             891 src/Elf.cpp        if (!soname.empty()) {
empty             304 src/Elf.h          bool contents_empty() const { return contents.empty(); }
empty              60 src/Error.cpp          if (source_loc.empty()) {
empty              74 src/Error.cpp          if (!source_loc.empty()) {
empty              90 src/Error.cpp      if (!msg.str().empty() && msg.str().back() != '\n') {
empty             593 src/Func.cpp           internal_assert(!tmp.empty() && !tmp[0].empty());
empty             866 src/Func.cpp               internal_assert(!prover_result.ys[i].var.empty());
empty             869 src/Func.cpp               if (!prover_result.xs[i].var.empty()) {
empty             886 src/Func.cpp           internal_assert(!prover_result.ys[0].var.empty());
empty             888 src/Func.cpp           if (!prover_result.xs[0].var.empty()) {
empty            1119 src/Func.cpp       if (!check.offending_var.empty()) {
empty            1135 src/Func.cpp       user_assert(specializations.empty() || specializations.back().failure_message.empty()) 
empty            1143 src/Func.cpp       user_assert(!message.empty()) << "Argument passed to specialize_fail() must not be empty.\n";
empty            1145 src/Func.cpp       user_assert(specializations.empty() || specializations.back().failure_message.empty()) 
empty            1784 src/Func.cpp       if (fs.empty()) {
empty              68 src/Function.cpp         if (!extern_function_name.empty()) {
empty             100 src/Function.cpp         if (!extern_function_name.empty()) {
empty             150 src/Function.cpp                 if (!pure_args[i].empty()) {
empty             322 src/Function.cpp     internal_assert(dst->init_def.schedule().rvars().empty())
empty             378 src/Function.cpp     user_assert(!name().empty()) << "A Func may not have an empty name.\n";
empty             401 src/Function.cpp         user_assert(!args[i].empty())
empty             435 src/Function.cpp     user_assert(contents->init_def.values().empty())
empty             477 src/Function.cpp     user_assert(!name().empty())
empty             590 src/Function.cpp         if (!pure_args[i].empty()) {
empty             651 src/Function.cpp         if (!pure_args[i].empty()) {
empty             793 src/Function.cpp     return !contents->init_def.values().empty();
empty             797 src/Function.cpp     return is_pure() && definition().specializations().empty();
empty             801 src/Function.cpp     return !contents->updates.empty();
empty             805 src/Function.cpp     return !contents->extern_function_name.empty();
empty             934 src/Function.cpp     if (substitutions.empty()) {
empty             300 src/FuseGPUThreadLoops.cpp             if (!allocations.empty()) {
empty              28 src/Generator.cpp     if (n.empty()) return false;
empty              42 src/Generator.cpp     std::string base_path = output_dir + "/" + (file_base_name.empty() ? simple_name : file_base_name);
empty             189 src/Generator.cpp     if (history.empty()) {
empty             265 src/Generator.cpp        if (namespaces[0].empty()) {
empty             318 src/Generator.cpp     if (!v.empty()) {
empty             328 src/Generator.cpp     if (!v.empty()) {
empty             438 src/Generator.cpp     if (outputs.empty()) {
empty             500 src/Generator.cpp         if (decl.empty()) continue;
empty             511 src/Generator.cpp     if (!schedule_params.empty()) {
empty             566 src/Generator.cpp     if (!generator_params.empty()) {
empty             801 src/Generator.cpp             if (v.size() != 2 || v[0].empty() || v[1].empty()) {
empty             826 src/Generator.cpp     if (generator_names.size() == 0 && runtime_name.empty()) {
empty             833 src/Generator.cpp     if (generator_name.empty() && runtime_name.empty()) {
empty             846 src/Generator.cpp     if (function_name.empty()) {
empty             851 src/Generator.cpp     if (output_dir.empty()) {
empty             875 src/Generator.cpp     if (emit_flags.empty() || (emit_flags.size() == 1 && emit_flags[0].empty())) {
empty             899 src/Generator.cpp             } else if (!opt.empty()) {
empty             908 src/Generator.cpp         if (x.empty()) {
empty             927 src/Generator.cpp     if (!runtime_name.empty()) {
empty             937 src/Generator.cpp     if (!generator_name.empty()) {
empty             960 src/Generator.cpp             if (targets.size() > 1 || !emit_options.substitutions.empty()) {
empty             963 src/Generator.cpp                 user_assert(emit_options.substitutions.empty()) << "substitutions not supported for single-target";
empty            1178 src/Generator.cpp         user_assert(!param->name().empty()) << "ScheduleParams must have explicit names when used in Generators.";
empty            1446 src/Generator.cpp     user_assert(!generator_name.empty()) << "Generator has no name.\n";
empty            1511 src/Generator.cpp     return !types_.empty();  
empty            1534 src/Generator.cpp     internal_assert(funcs_.size() == array_size() && exprs_.empty());
empty            1539 src/Generator.cpp     internal_assert(exprs_.size() == array_size() && funcs_.empty());
empty            1688 src/Generator.h         internal_assert(funcs_.size() == array_size() && exprs_.empty());
empty            1694 src/Generator.h         internal_assert(funcs_.size() == array_size() && exprs_.empty());
empty            1803 src/Generator.h             user_assert(t.empty()) << "Cannot use pass a Type argument for a Buffer with a non-void static type\n";
empty            1854 src/Generator.h         internal_assert(this->exprs_.empty() && this->funcs_.size() == 1);
empty            1889 src/Generator.h         internal_assert(this->exprs_.empty() && this->funcs_.size() == 1);
empty            1904 src/Generator.h         internal_assert(this->exprs_.empty() && this->funcs_.size() > i);
empty            2455 src/Generator.h         internal_assert(generator_name.empty());
empty             811 src/HexagonOffload.cpp         if (!device_code.functions().empty()) {
empty             858 src/HexagonOffload.cpp     if (!hexagon_module.functions().empty()) {
empty             900 src/HexagonOffload.cpp     if (!signer.empty()) {
empty             581 src/HexagonOptimize.cpp                 if (!a01.as<Shuffle>() || vmpa_suffix.empty()) {
empty             363 src/IR.cpp         internal_assert(!values.empty()) << "Provide of no values\n";
empty             449 src/IR.cpp         internal_assert(!types.empty()) << "Realize has empty type\n";
empty             469 src/IR.cpp         internal_assert(!types.empty()) << "Prefetch has empty type\n";
empty             498 src/IR.cpp         if (stmts.empty()) {
empty             574 src/IR.cpp         internal_assert(!name.empty());
empty             586 src/IR.cpp         internal_assert(!vectors.empty()) << "Shuffle of zero vectors.\n";
empty             587 src/IR.cpp         internal_assert(!indices.empty()) << "Shufle with zero indices.\n";
empty             606 src/IR.cpp         internal_assert(!vectors.empty()) << "Interleave of zero vectors.\n";
empty             630 src/IR.cpp         internal_assert(!vectors.empty()) << "Concat of zero vectors.\n";
empty              41 src/IRMatch.cpp                     matches.empty());
empty              43 src/IRMatch.cpp                     matches.empty());
empty              45 src/IRMatch.cpp                     matches.empty());
empty             622 src/IRPrinter.cpp     if (!op->free_function.empty()) {
empty              28 src/Inline.cpp     user_assert(f.definition().specializations().empty())
empty             265 src/Introspection.cpp         if (query_type.empty()) {
empty             280 src/Introspection.cpp         if (global_variables.empty()) {
empty             359 src/Introspection.cpp                 (type_name.empty() ||
empty             363 src/Introspection.cpp                        (type_name.empty() ||
empty             486 src/Introspection.cpp         if (heap_objects.empty()) {
empty             687 src/Introspection.cpp                 (type_name.empty() ||
empty             692 src/Introspection.cpp                        (type_name.empty() ||
empty             936 src/Introspection.cpp         if (debug_info.empty() ||
empty             937 src/Introspection.cpp             debug_abbrev.empty() ||
empty             938 src/Introspection.cpp             debug_str.empty() ||
empty             939 src/Introspection.cpp             debug_line.empty() ||
empty             940 src/Introspection.cpp             debug_ranges.empty()) {
empty            1440 src/Introspection.cpp                             if (func_stack.empty()) {
empty            1581 src/Introspection.cpp                     if (namespace_name.empty()) {
empty            1643 src/Introspection.cpp                 if (var.spec_loc || var.name.empty()) {
empty            1652 src/Introspection.cpp                 if (var.name.empty() && var.spec_loc) {
empty            1792 src/Introspection.cpp                     if (!v.name.empty() && !members[j].name.empty()) {
empty            1817 src/Introspection.cpp                     f.name.empty()) {
empty            1825 src/Introspection.cpp                     if (!v.name.empty() && v.type && v.stack_offset != no_location) {
empty            1843 src/Introspection.cpp                 if (!v.name.empty() && v.addr) {
empty            2186 src/Introspection.cpp     if (name.empty()) {
empty            2190 src/Introspection.cpp     if (name.empty()) {
empty              82 src/JITModule.cpp         user_assert(error.empty()) << "Could not find libGL.so\n";
empty              84 src/JITModule.cpp         user_assert(error.empty()) << "Could not find libX11.so\n";
empty              93 src/JITModule.cpp         user_assert(error.empty()) << "Could not find AGL.framework\n";
empty              95 src/JITModule.cpp         user_assert(error.empty()) << "Could not find OpenGL.framework\n";
empty             110 src/JITModule.cpp         user_assert(error.empty()) << "Could not find Metal.framework\n";
empty             280 src/JITModule.cpp     if (!mcpu.empty()) {
empty             325 src/JITModule.cpp     if (!function_name.empty()) {
empty              18 src/LLVM_Output.cpp     internal_assert(error_string.empty())
empty              92 src/LLVM_Output.cpp     internal_assert(!src_files.empty());
empty             521 src/LLVM_Runtime_Linker.cpp             f.empty() &&
empty             232 src/LoopCarry.cpp                 if (!stores.empty()) {
empty             239 src/LoopCarry.cpp         if (!stores.empty()) {
empty             310 src/LoopCarry.cpp         if (chains.empty()) {
empty             319 src/LoopCarry.cpp                 if (chains[i].empty()) continue;
empty             321 src/LoopCarry.cpp                     if (chains[j].empty()) continue;
empty             331 src/LoopCarry.cpp                 while (i < chains.size() && chains[i].empty()) {
empty             531 src/LoopCarry.cpp             if (!carry.allocs.empty()) {
empty             321 src/Lower.cpp      if (!custom_passes.empty()) {
empty             411 src/Lower.cpp          if (!ia.arg.name.empty() && ia.arg.is_input()) {
empty              49 src/Memoization.cpp             internal_assert(!call->args.empty());
empty             480 src/Memoization.cpp         if (!innermost_realization_name.empty() &&
empty              86 src/Module.cpp     if (!in.object_name.empty()) out.object_name = add_suffix(in.object_name, suffix);
empty              87 src/Module.cpp     if (!in.assembly_name.empty()) out.assembly_name = add_suffix(in.assembly_name, suffix);
empty              88 src/Module.cpp     if (!in.bitcode_name.empty()) out.bitcode_name = add_suffix(in.bitcode_name, suffix);
empty              89 src/Module.cpp     if (!in.llvm_assembly_name.empty()) out.llvm_assembly_name = add_suffix(in.llvm_assembly_name, suffix);
empty              90 src/Module.cpp     if (!in.c_source_name.empty()) out.c_source_name = add_suffix(in.c_source_name, suffix);
empty              91 src/Module.cpp     if (!in.stmt_name.empty()) out.stmt_name = add_suffix(in.stmt_name, suffix);
empty              92 src/Module.cpp     if (!in.stmt_html_name.empty()) out.stmt_html_name = add_suffix(in.stmt_html_name, suffix);
empty             266 src/Module.cpp     if (submodules().empty()) {
empty             310 src/Module.cpp     if (!submodules().empty()) {
empty             315 src/Module.cpp     if (!output_files.object_name.empty() || !output_files.assembly_name.empty() ||
empty             316 src/Module.cpp         !output_files.bitcode_name.empty() || !output_files.llvm_assembly_name.empty() ||
empty             317 src/Module.cpp         !output_files.static_library_name.empty()) {
empty             321 src/Module.cpp         if (!output_files.object_name.empty()) {
empty             326 src/Module.cpp         if (!output_files.static_library_name.empty()) {
empty             344 src/Module.cpp         if (!output_files.assembly_name.empty()) {
empty             349 src/Module.cpp         if (!output_files.bitcode_name.empty()) {
empty             354 src/Module.cpp         if (!output_files.llvm_assembly_name.empty()) {
empty             360 src/Module.cpp     if (!output_files.c_header_name.empty()) {
empty             370 src/Module.cpp     if (!output_files.c_source_name.empty()) {
empty             379 src/Module.cpp     if (!output_files.stmt_name.empty()) {
empty             384 src/Module.cpp     if (!output_files.stmt_html_name.empty()) {
empty             391 src/Module.cpp     Module empty("standalone_runtime", t.without_feature(Target::NoRuntime).without_feature(Target::JIT));
empty             395 src/Module.cpp     empty.compile(actual_outputs);
empty             408 src/Module.cpp     user_assert(!fn_name.empty()) << "Function name must be specified.\n";
empty             409 src/Module.cpp     user_assert(!targets.empty()) << "Must specify at least one target.\n";
empty             415 src/Module.cpp     user_assert(output_files.object_name.empty()) << "Cannot request object_name for compile_multitarget.\n";
empty             499 src/Module.cpp         internal_assert(sub_out.object_name.empty());
empty             582 src/Module.cpp     if (!output_files.c_header_name.empty()) {
empty             597 src/Module.cpp     if (!output_files.static_library_name.empty()) {
empty             463 src/PartitionLoops.cpp         if (finder.simplifications.empty()) {
empty             498 src/PartitionLoops.cpp                     if (min_vals.empty()) {
empty             513 src/PartitionLoops.cpp                     if (max_vals.empty()) {
empty              25 src/Pipeline.cpp     return !filename.empty() ? filename : (fn_name + ext);
empty             310 src/Pipeline.cpp     if (new_fn_name.empty()) {
empty             313 src/Pipeline.cpp     internal_assert(!new_fn_name.empty()) << "new_fn_name cannot be empty\n";
empty             334 src/Pipeline.cpp     bool same_compile = !old_module.functions().empty() && old_module.target() == target;
empty             336 src/Pipeline.cpp     same_compile = same_compile && fn_name.empty();
empty             427 src/Pipeline.cpp         if (program_name.empty()) {
empty             635 src/Pipeline.cpp             if (output.empty()) {
empty             781 src/Pipeline.cpp     if (free_standing_jit_externs.compiled() || !free_standing_jit_externs.exports().empty()) {
empty             926 src/Pipeline.cpp     if (query_indices.empty()) {
empty             201 src/Prefetch.cpp         if (!prefetch_list.empty()) {
empty             285 src/Profiling.cpp     bool no_stack_alloc = profiling.func_stack_peak.empty();
empty              19 src/RDom.cpp               (name().empty() ? "<unknown>" : name()) << "\n";
empty             102 src/RDom.cpp       if (name.empty()) {
empty             111 src/RDom.cpp           user_assert(checker.offending_func.empty())
empty             118 src/RDom.cpp           user_assert(checker.offending_free_var.empty())
empty             122 src/Random.cpp             internal_assert(!free_vars[i].empty());
empty              76 src/Schedule.cpp     return contents->var_name.empty();
empty             300 src/Schedule.cpp         if (f.empty()) {
empty             301 src/ScheduleFunctions.cpp         if (s.failure_message.empty()) {
empty             806 src/ScheduleFunctions.cpp         if (func.empty()) {
empty             807 src/ScheduleFunctions.cpp             internal_assert(!var.empty());
empty              34 src/Scope.h            if (_rest.empty()) {
empty              64 src/Scope.h        bool empty() const {
empty             107 src/Scope.h            if (iter == table.end() || iter->second.empty()) {
empty             120 src/Scope.h            if (iter == table.end() || iter->second.empty()) {
empty             129 src/Scope.h            if (iter == table.end() || iter->second.empty()) {
empty             153 src/Scope.h            if (iter->second.empty()) {
empty            3906 src/Simplify.cpp         while (!stack.empty()) {
empty            4891 src/Simplify.cpp             internal_assert(lets.empty());
empty             102 src/SimplifySpecializations.cpp     if (!specializations.empty() && is_one(specializations.back().condition) && specializations.back().failure_message.empty()) {
empty             141 src/SlidingWindow.cpp                     if (!dim.empty()) {
empty             262 src/SlidingWindow.cpp             if (!func.updates().empty()) {
empty             183 src/SplitTuples.cpp         while (!lets.empty()) {
empty             439 src/StmtToHtml.cpp         if (!op->free_function.empty()) {
empty             179 src/StorageFlattening.cpp             int innermost = storage_permutation.empty() ? 0 : storage_permutation[0];
empty             326 src/StorageFolding.cpp             } else if (folder.dims_folded.empty()) {
empty             279 src/Target.cpp     if (target.empty()) {
empty             290 src/Target.cpp     if (target.empty()) {
empty             417 src/Target.cpp     if (target.empty()) {
empty              65 src/ThreadPool.h             if (jobs.empty()) {
empty              54 src/Tracing.cpp         if (!global_level.empty()) {
empty             128 src/UnpackBuffers.cpp     while (!lets.empty()) {
empty             191 src/Util.cpp       if (name.empty()) {
empty             115 src/Util.h         if (vec.empty()) {
empty             130 src/Util.h         if (vec.empty()) {
empty              74 src/WrapCalls.cpp             if (in_func.empty()) { // Global wrapper
empty             125 src/WrapCalls.cpp         if (!substitutions.empty()) {
empty             106 src/WrapExternStages.cpp         while (!old_buffers.empty()) {
empty             231 src/WrapExternStages.cpp     while (!new_buffers.empty()) {
empty            1373 src/runtime/HalideBuffer.h         while (!swaps.empty()) {
empty              39 test/common/check_call_graphs.h         if (!producer.empty()) {
empty              68 test/common/check_call_graphs.h                     return a.empty() ? b : a + ", " + b;
empty              73 test/common/check_call_graphs.h                     return a.empty() ? b : a + ", " + b;
empty              76 test/common/halide_test_dirs.h     if (dir.empty()) {
empty            2064 test/correctness/simd_op_check.cpp             if (!result.error_msg.empty()) {
empty              53 test/correctness/tracing_stack.cpp     while (!stack_trace.empty()) {
empty             539 util/HalideTraceViz.cpp             expect(!pos_stack.empty(), i);