Fix GDB pretty-printers to work with GCC and C++26

Author: k3DW

extra/boost_unordered_printers.py

@@ -1,4 +1,4 @@
-# Copyright 2024-2025 Braden Ganetsky
+# Copyright 2024-2026 Braden Ganetsky
 # Distributed under the Boost Software License, Version 1.0.
 # https://www.boost.org/LICENSE_1_0.txt
 
@@ -16,8 +16,14 @@ def maybe_unwrap_atomic(n):
             return n
 
     def maybe_unwrap_foa_element(e):
-        if f"{e.type.strip_typedefs()}".startswith("boost::unordered::detail::foa::element_type<"):
-            return e["p"]
+        # Sometimes the complex typedefs can't be resolved through a pointer
+        if e.type.strip_typedefs().code == gdb.TYPE_CODE_PTR:
+            foa_element = e.dereference()
+        else:
+            foa_element = e
+
+        if f"{foa_element.type.strip_typedefs()}".startswith("boost::unordered::detail::foa::element_type<"):
+            return foa_element["p"]
         else:
             return e
 

include/boost/unordered/detail/unordered_printers.hpp

@@ -1,8 +1,8 @@
-// Copyright 2024-2025 Braden Ganetsky
+// Copyright 2024-2026 Braden Ganetsky
 // Distributed under the Boost Software License, Version 1.0.
 // https://www.boost.org/LICENSE_1_0.txt
 
-// Generated on 2025-08-21T03:09:19
+// Generated on 2026-01-24T00:34:53
 
 #ifndef BOOST_UNORDERED_DETAIL_UNORDERED_PRINTERS_HPP
 #define BOOST_UNORDERED_DETAIL_UNORDERED_PRINTERS_HPP
@@ -29,8 +29,14 @@ __asm__(".pushsection \".debug_gdb_scripts\", \"MS\",%progbits,1\n"
         ".ascii \"            return n\\n\"\n"
 
         ".ascii \"    def maybe_unwrap_foa_element(e):\\n\"\n"
-        ".ascii \"        if f\\\"{e.type.strip_typedefs()}\\\".startswith(\\\"boost::unordered::detail::foa::element_type<\\\"):\\n\"\n"
-        ".ascii \"            return e[\\\"p\\\"]\\n\"\n"
+        ".ascii \"        # Sometimes the complex typedefs can't be resolved through a pointer\\n\"\n"
+        ".ascii \"        if e.type.strip_typedefs().code == gdb.TYPE_CODE_PTR:\\n\"\n"
+        ".ascii \"            foa_element = e.dereference()\\n\"\n"
+        ".ascii \"        else:\\n\"\n"
+        ".ascii \"            foa_element = e\\n\"\n"
+
+        ".ascii \"        if f\\\"{foa_element.type.strip_typedefs()}\\\".startswith(\\\"boost::unordered::detail::foa::element_type<\\\"):\\n\"\n"
+        ".ascii \"            return foa_element[\\\"p\\\"]\\n\"\n"
         ".ascii \"        else:\\n\"\n"
         ".ascii \"            return e\\n\"\n"