From 2d847a06e624d52bf2b859bc6b92eeb58eb8b764 Mon Sep 17 00:00:00 2001
From: Dmitry Arkhipov <grisumbras@yandex.ru>
Date: Mon, 25 May 2026 16:11:22 +0300
Subject: [PATCH] source_location argument for set_at_pointer and to_number

---
 include/boost/json/impl/pointer.ipp |  7 +++++--
 include/boost/json/value.hpp        | 13 ++++++++++---
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/include/boost/json/impl/pointer.ipp b/include/boost/json/impl/pointer.ipp
index d07c48082..234a5374a 100644
--- a/include/boost/json/impl/pointer.ipp
+++ b/include/boost/json/impl/pointer.ipp
@@ -515,9 +515,12 @@ value::try_set_at_pointer(
 
 value&
 value::set_at_pointer(
-    string_view sv, value_ref ref, set_pointer_options const& opts )
+    string_view sv,
+    value_ref ref,
+    set_pointer_options const& opts,
+    source_location const& loc)
 {
-    return try_set_at_pointer(sv, ref, opts).value();
+    return try_set_at_pointer(sv, ref, opts).value(loc);
 }
 
 } // namespace json
diff --git a/include/boost/json/value.hpp b/include/boost/json/value.hpp
index 3e93bcf28..de49c05a3 100644
--- a/include/boost/json/value.hpp
+++ b/include/boost/json/value.hpp
@@ -1721,6 +1721,9 @@ class value
 
     /** Overload
 
+        @param loc @ref boost::source_location to use in thrown exception; the
+               source location of the call site by default.
+
         @throws boost::system::system_error Overload **(3)** reports errors by
                 throwing an exception.
     */
@@ -1733,9 +1736,9 @@ class value
         ! std::is_same<T, bool>::value,
             T>::type
 #endif
-    to_number() const
+    to_number(source_location const& loc = BOOST_CURRENT_LOCATION) const
     {
-        return try_to_number<T>().value();
+        return try_to_number<T>().value(loc);
     }
     /// @}
 
@@ -2991,6 +2994,9 @@ class value
 
         @param opts The options for the algorithm.
 
+        @param loc @ref boost::source_location to use in thrown exception; the
+               source location of the call site by default.
+
         @return Reference to the element identified by `ptr`.
 
         @throws boost::system::system_error Overload **(1)** reports errors by
@@ -3006,7 +3012,8 @@ class value
     set_at_pointer(
         string_view sv,
         value_ref ref,
-        set_pointer_options const& opts = {} );
+        set_pointer_options const& opts = {},
+        source_location const& loc = BOOST_CURRENT_LOCATION);
 
     /** Overload