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util/mfpresolve.h: Linux wants <cstddef> for ptrdiff_t.

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This commit is contained in:
Vas Crabb 2025-01-14 04:33:40 +11:00
parent 03cdb3ac3f
commit 5e09f88a2b
1 changed files with 2 additions and 1 deletions
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3
src/lib/util/mfpresolve.h
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@ -15,6 +15,7 @@
#include "abi.h" #include "abi.h"
#include <cassert> #include <cassert>
#include <cstddef>
#include <cstdint> #include <cstdint>
#include <utility> #include <utility>
@ -66,7 +67,7 @@ inline std::pair<std::uintptr_t, std::uintptr_t> resolve_member_function(Ret (T:
{ {
if (MAME_ABI_CXX_TYPE == MAME_ABI_CXX_ITANIUM) if (MAME_ABI_CXX_TYPE == MAME_ABI_CXX_ITANIUM)
{ {
struct { uintptr_t ptr; ptrdiff_t adj; } equiv; struct { std::uintptr_t ptr; std::ptrdiff_t adj; } equiv;
static_assert(sizeof(function) == sizeof(equiv)); static_assert(sizeof(function) == sizeof(equiv));
*reinterpret_cast<decltype(function) *>(&equiv) = function; *reinterpret_cast<decltype(function) *>(&equiv) = function;
return detail::resolve_member_function_itanium(equiv.ptr, equiv.adj, object); return detail::resolve_member_function_itanium(equiv.ptr, equiv.adj, object);