Merge pull request #22819 from vespa-engine/balder/use-std-to_charsv7.593.6

Balder/use std to chars

19 files changed, 51 insertions, 65 deletions

diff --git a/eval/src/tests/eval/function/function_test.cpp b/eval/src/tests/eval/function/function_test.cpp
index 60c4c81f519..e75b34f4695 100644
--- a/eval/src/tests/eval/function/function_test.cpp
+++ b/eval/src/tests/eval/function/function_test.cpp
@@ -8,6 +8,7 @@
 #include <vespa/eval/eval/test/eval_spec.h>
 #include <vespa/eval/eval/test/gen_spec.h>
 #include <vespa/eval/eval/check_type.h>
+#include <vespa/vespalib/util/stringfmt.h>
 
 using namespace vespalib::eval;
 using namespace vespalib::eval::nodes;
diff --git a/eval/src/tests/eval/gbdt/model.cpp b/eval/src/tests/eval/gbdt/model.cpp
index 22ab22835f7..2659c07b601 100644
--- a/eval/src/tests/eval/gbdt/model.cpp
+++ b/eval/src/tests/eval/gbdt/model.cpp
@@ -3,6 +3,7 @@
 
 #include <random>
 #include <vespa/eval/eval/function.h>
+#include <vespa/vespalib/util/stringfmt.h>
 
 using vespalib::make_string;
 using vespalib::eval::Function;
diff --git a/eval/src/tests/eval/node_types/node_types_test.cpp b/eval/src/tests/eval/node_types/node_types_test.cpp
index 07975ef16ed..85c7d40cbea 100644
--- a/eval/src/tests/eval/node_types/node_types_test.cpp
+++ b/eval/src/tests/eval/node_types/node_types_test.cpp
@@ -4,6 +4,7 @@
 #include <vespa/eval/eval/value_type.h>
 #include <vespa/eval/eval/value_type_spec.h>
 #include <vespa/eval/eval/node_types.h>
+#include <vespa/vespalib/util/stringfmt.h>
 
 using namespace vespalib::eval;
 
diff --git a/eval/src/vespa/eval/eval/basic_nodes.cpp b/eval/src/vespa/eval/eval/basic_nodes.cpp
index 454936ca818..eac0a7d97e8 100644
--- a/eval/src/vespa/eval/eval/basic_nodes.cpp
+++ b/eval/src/vespa/eval/eval/basic_nodes.cpp
@@ -7,6 +7,7 @@
 #include "simple_value.h"
 #include "fast_value.h"
 #include "node_tools.h"
+#include <vespa/vespalib/util/stringfmt.h>
 
 namespace vespalib::eval::nodes {
 
@@ -22,6 +23,26 @@ struct Frame {
 
 } // namespace vespalib::eval::nodes::<unnamed>
 
+vespalib::string
+Number::dump(DumpContext &) const {
+    return make_string("%g", _value);
+}
+
+vespalib::string
+If::dump(DumpContext &ctx) const {
+    vespalib::string str;
+    str += "if(";
+    str += _cond->dump(ctx);
+    str += ",";
+    str += _true_expr->dump(ctx);
+    str += ",";
+    str += _false_expr->dump(ctx);
+    if (_p_true != 0.5) {
+        str += make_string(",%g", _p_true);
+    }
+    str += ")";
+    return str;
+}
 double
 Node::get_const_double_value() const
 {
diff --git a/eval/src/vespa/eval/eval/basic_nodes.h b/eval/src/vespa/eval/eval/basic_nodes.h
index 919b04f8e17..2db00bbcb7d 100644
--- a/eval/src/vespa/eval/eval/basic_nodes.h
+++ b/eval/src/vespa/eval/eval/basic_nodes.h
@@ -6,7 +6,6 @@
 #include "string_stuff.h"
 #include <vespa/vespalib/util/hdr_abort.h>
 #include <vespa/vespalib/stllike/string.h>
-#include <vespa/vespalib/util/stringfmt.h>
 #include <vespa/vespalib/util/string_hash.h>
 #include <memory>
 #include <map>
@@ -97,9 +96,7 @@ public:
     virtual bool is_const_double() const override { return true; }
     double get_const_double_value() const override { return value(); }
     double value() const { return _value; }
-    vespalib::string dump(DumpContext &) const override {
-        return make_string("%g", _value);
-    }
+    vespalib::string dump(DumpContext &) const override;
     void accept(NodeVisitor &visitor) const override;
 };
 
@@ -256,20 +253,7 @@ public:
         handler.handle(std::move(_true_expr));
         handler.handle(std::move(_false_expr));
     }
-    vespalib::string dump(DumpContext &ctx) const override {
-        vespalib::string str;
-        str += "if(";
-        str += _cond->dump(ctx);
-        str += ",";
-        str += _true_expr->dump(ctx);
-        str += ",";
-        str += _false_expr->dump(ctx);
-        if (_p_true != 0.5) {
-            str += make_string(",%g", _p_true);
-        }
-        str += ")";
-        return str;
-    }
+    vespalib::string dump(DumpContext &ctx) const override;
     void accept(NodeVisitor &visitor) const override;
 };
 
diff --git a/eval/src/vespa/eval/eval/call_nodes.cpp b/eval/src/vespa/eval/eval/call_nodes.cpp
index 991c9a10b87..527a87eca55 100644
--- a/eval/src/vespa/eval/eval/call_nodes.cpp
+++ b/eval/src/vespa/eval/eval/call_nodes.cpp
@@ -3,11 +3,9 @@
 #include "call_nodes.h"
 #include "node_visitor.h"
 
-namespace vespalib {
-namespace eval {
-namespace nodes {
+namespace vespalib::eval::nodes {
 
-Call::~Call() { }
+Call::~Call() = default;
 
 
 template <typename T> void CallHelper<T>::accept(NodeVisitor &visitor) const {
@@ -47,6 +45,4 @@ CallRepo::CallRepo() : _map() {
     add(nodes::Hamming());
 }
 
-} // namespace vespalib::eval::nodes
-} // namespace vespalib::eval
-} // namespace vespalib
+}
diff --git a/eval/src/vespa/eval/eval/call_nodes.h b/eval/src/vespa/eval/eval/call_nodes.h
index 9f7b5a94a73..975f52e40a1 100644
--- a/eval/src/vespa/eval/eval/call_nodes.h
+++ b/eval/src/vespa/eval/eval/call_nodes.h
@@ -4,16 +4,12 @@
 
 #include "basic_nodes.h"
 #include <vespa/vespalib/stllike/string.h>
-#include <vespa/vespalib/util/stringfmt.h>
 #include <map>
 #include <cmath>
 
-namespace vespalib {
-namespace eval {
+namespace vespalib::eval { struct NodeVisitor; }
 
-struct NodeVisitor;
-
-namespace nodes {
+namespace vespalib::eval::nodes {
 
 /**
  * Common superclass for AST nodes describing calls to built-in
@@ -144,6 +140,4 @@ struct Hamming : CallHelper<Hamming> { Hamming() : Helper("hamming", 2) {} };
 
 //-----------------------------------------------------------------------------
 
-} // namespace vespalib::eval::nodes
-} // namespace vespalib::eval
-} // namespace vespalib
+}
diff --git a/eval/src/vespa/eval/eval/cell_type.h b/eval/src/vespa/eval/eval/cell_type.h
index a371e618f37..fc3a631b7af 100644
--- a/eval/src/vespa/eval/eval/cell_type.h
+++ b/eval/src/vespa/eval/eval/cell_type.h
@@ -2,12 +2,12 @@
 
 #pragma once
 
+#include "int8float.h"
+#include <vespa/vespalib/util/bfloat16.h>
 #include <vespa/vespalib/util/typify.h>
 #include <vector>
 #include <cstdint>
 #include <cassert>
-#include "int8float.h"
-#include <vespa/vespalib/util/bfloat16.h>
 
 namespace vespalib::eval {
 
diff --git a/eval/src/vespa/eval/eval/function.cpp b/eval/src/vespa/eval/eval/function.cpp
index fd07c891ad5..8c9b2ad171f 100644
--- a/eval/src/vespa/eval/eval/function.cpp
+++ b/eval/src/vespa/eval/eval/function.cpp
@@ -8,6 +8,7 @@
 #include "delete_node.h"
 #include "aggr.h"
 #include <vespa/vespalib/locale/c.h>
+#include <vespa/vespalib/util/stringfmt.h>
 #include <cctype>
 #include <map>
 #include <set>
diff --git a/eval/src/vespa/eval/eval/function.h b/eval/src/vespa/eval/eval/function.h
index 61f2c9c2f24..e56118da65e 100644
--- a/eval/src/vespa/eval/eval/function.h
+++ b/eval/src/vespa/eval/eval/function.h
@@ -2,17 +2,11 @@
 
 #pragma once
 
-#include <cmath>
-#include <memory>
-#include <vespa/vespalib/stllike/string.h>
-#include <vespa/vespalib/util/stringfmt.h>
-#include <map>
 #include "basic_nodes.h"
 #include "delete_node.h"
 #include "value.h"
 
-namespace vespalib {
-namespace eval {
+namespace vespalib::eval {
 
 enum class PassParams : uint8_t { SEPARATE, ARRAY, LAZY };
 
@@ -85,5 +79,4 @@ public:
     };
 };
 
-} // namespace vespalib::eval
-} // namespace vespalib
+}
diff --git a/eval/src/vespa/eval/eval/interpreted_function.cpp b/eval/src/vespa/eval/eval/interpreted_function.cpp
index 12945edf9de..d51b8ae0b39 100644
--- a/eval/src/vespa/eval/eval/interpreted_function.cpp
+++ b/eval/src/vespa/eval/eval/interpreted_function.cpp
@@ -11,6 +11,7 @@
 #include <vespa/eval/eval/llvm/compile_cache.h>
 #include <vespa/eval/eval/llvm/addr_to_symbol.h>
 #include <vespa/vespalib/util/benchmark_timer.h>
+#include <vespa/vespalib/util/stringfmt.h>
 #include <set>
 
 namespace vespalib::eval {
diff --git a/eval/src/vespa/eval/eval/llvm/compiled_function.cpp b/eval/src/vespa/eval/eval/llvm/compiled_function.cpp
index b0bf1583c68..33fd4ee31ee 100644
--- a/eval/src/vespa/eval/eval/llvm/compiled_function.cpp
+++ b/eval/src/vespa/eval/eval/llvm/compiled_function.cpp
@@ -9,6 +9,7 @@
 #include <vespa/vespalib/util/classname.h>
 #include <vespa/vespalib/util/benchmark_timer.h>
 #include <vespa/vespalib/util/approx.h>
+#include <vespa/vespalib/util/stringfmt.h>
 
 #include <vespa/log/log.h>
 LOG_SETUP(".eval.eval.llvm.compiled_function");
diff --git a/eval/src/vespa/eval/eval/llvm/llvm_wrapper.cpp b/eval/src/vespa/eval/eval/llvm/llvm_wrapper.cpp
index d1a9ffc5b49..a3e4e3df7fa 100644
--- a/eval/src/vespa/eval/eval/llvm/llvm_wrapper.cpp
+++ b/eval/src/vespa/eval/eval/llvm/llvm_wrapper.cpp
@@ -6,6 +6,7 @@
 #include <vespa/eval/eval/node_traverser.h>
 #include <vespa/eval/eval/extract_bit.h>
 #include <vespa/eval/eval/hamming_distance.h>
+#include <vespa/vespalib/util/stringfmt.h>
 #include <llvm/IR/Verifier.h>
 #include <llvm/Support/TargetSelect.h>
 #include <llvm/IR/IRBuilder.h>
diff --git a/eval/src/vespa/eval/eval/operator_nodes.cpp b/eval/src/vespa/eval/eval/operator_nodes.cpp
index 13404ecc093..6599dadef02 100644
--- a/eval/src/vespa/eval/eval/operator_nodes.cpp
+++ b/eval/src/vespa/eval/eval/operator_nodes.cpp
@@ -3,9 +3,7 @@
 #include "operator_nodes.h"
 #include "node_visitor.h"
 
-namespace vespalib {
-namespace eval {
-namespace nodes {
+namespace vespalib::eval::nodes {
 
 Operator::Operator(const vespalib::string &op_str_in, int priority_in, Order order_in)
     : _op_str(op_str_in),
@@ -16,7 +14,7 @@ Operator::Operator(const vespalib::string &op_str_in, int priority_in, Order ord
       _is_const_double(false)
 {}
 
-Operator::~Operator() { }
+Operator::~Operator() = default;
 
 template <typename T> void OperatorHelper<T>::accept(NodeVisitor &visitor) const {
     visitor.visit(static_cast<const T&>(*this));
@@ -41,6 +39,4 @@ OperatorRepo::OperatorRepo() : _map(), _max_size(0) {
     add(nodes::Or());
 }
 
-} // namespace vespalib::eval::nodes
-} // namespace vespalib::eval
-} // namespace vespalib
+}
diff --git a/eval/src/vespa/eval/eval/operator_nodes.h b/eval/src/vespa/eval/eval/operator_nodes.h
index 7759958be4b..a47e724a6eb 100644
--- a/eval/src/vespa/eval/eval/operator_nodes.h
+++ b/eval/src/vespa/eval/eval/operator_nodes.h
@@ -4,17 +4,13 @@
 
 #include "basic_nodes.h"
 #include <vespa/vespalib/stllike/string.h>
-#include <vespa/vespalib/util/stringfmt.h>
 #include <cmath>
 #include <memory>
 #include <map>
 
-namespace vespalib {
-namespace eval {
+namespace vespalib::eval { struct NodeVisitor; }
 
-struct NodeVisitor;
-
-namespace nodes {
+namespace vespalib::eval::nodes {
 
 /**
  * Common superclass for AST nodes describing infix operators. Each
@@ -171,6 +167,4 @@ struct Or           : OperatorHelper<Or>           { Or()           : Helper("||
 
 //-----------------------------------------------------------------------------
 
-} // namespace vespalib::eval::nodes
-} // namespace vespalib::eval
-} // namespace vespalib
+}
diff --git a/eval/src/vespa/eval/instruction/generic_peek.cpp b/eval/src/vespa/eval/instruction/generic_peek.cpp
index ccca0b4e458..ea6e53e5505 100644
--- a/eval/src/vespa/eval/instruction/generic_peek.cpp
+++ b/eval/src/vespa/eval/instruction/generic_peek.cpp
@@ -3,7 +3,6 @@
 #include "generic_peek.h"
 #include <vespa/eval/eval/nested_loop.h>
 #include <vespa/eval/eval/wrap_param.h>
-#include <vespa/vespalib/util/overload.h>
 #include <vespa/vespalib/util/stash.h>
 #include <vespa/vespalib/util/typify.h>
 #include <vespa/vespalib/util/visit_ranges.h>
@@ -252,10 +251,12 @@ struct SparsePlan {
     SparseState make_state(const Getter &get_child_value) const {
         SmallVector<Handle> handles;
         SmallVector<string_id> view_addr;
+        char buf[24];
         for (const auto & dim : lookup_specs) {
             if (dim.has_child()) {
                 int64_t child_value = get_child_value(dim.get_child_idx());
-                handles.emplace_back(vespalib::make_string("%" PRId64, child_value));
+                auto res = std::to_chars(buf, buf + sizeof(buf), child_value, 10);
+                handles.emplace_back(vespalib::stringref(buf, res.ptr - buf));
                 view_addr.push_back(handles.back().id());
             } else {
                 view_addr.push_back(dim.get_label_name());
diff --git a/searchlib/src/vespa/searchlib/features/rankingexpressionfeature.cpp b/searchlib/src/vespa/searchlib/features/rankingexpressionfeature.cpp
index 434040c7dad..efb5898fde4 100644
--- a/searchlib/src/vespa/searchlib/features/rankingexpressionfeature.cpp
+++ b/searchlib/src/vespa/searchlib/features/rankingexpressionfeature.cpp
@@ -7,6 +7,7 @@
 #include <vespa/searchlib/features/rankingexpression/feature_name_extractor.h>
 #include <vespa/eval/eval/param_usage.h>
 #include <vespa/eval/eval/fast_value.h>
+#include <vespa/vespalib/util/stringfmt.h>
 
 #include <vespa/log/log.h>
 LOG_SETUP(".features.rankingexpression");
diff --git a/vespalib/src/vespa/vespalib/util/shared_string_repo.h b/vespalib/src/vespa/vespalib/util/shared_string_repo.h
index 7ba59937c7c..99a120d1cc5 100644
--- a/vespalib/src/vespa/vespalib/util/shared_string_repo.h
+++ b/vespalib/src/vespa/vespalib/util/shared_string_repo.h
@@ -6,7 +6,6 @@
 #include "string_id.h"
 #include "spin_lock.h"
 #include <vespa/vespalib/stllike/string.h>
-#include <vespa/vespalib/util/stringfmt.h>
 #include <vespa/vespalib/stllike/identity.h>
 #include <vespa/vespalib/stllike/allocator.h>
 #include <vespa/vespalib/stllike/hashtable.hpp>
diff --git a/vespalib/src/vespa/vespalib/util/typify.h b/vespalib/src/vespa/vespalib/util/typify.h
index 4d97c1a458c..906c0c85710 100644
--- a/vespalib/src/vespa/vespalib/util/typify.h
+++ b/vespalib/src/vespa/vespalib/util/typify.h
@@ -3,7 +3,7 @@
 #pragma once
 
 #include "traits.h"
-#include <stddef.h>
+#include <cstddef>
 #include <utility>
 
 namespace vespalib {