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-rw-r--r--core/variant/callable.h7
-rw-r--r--modules/gdnative/include/gdnative/callable.h1
-rw-r--r--modules/gdnative/include/gdnative/signal.h1
3 files changed, 6 insertions, 3 deletions
diff --git a/core/variant/callable.h b/core/variant/callable.h
index d91bebfa5f..20d0804292 100644
--- a/core/variant/callable.h
+++ b/core/variant/callable.h
@@ -44,9 +44,9 @@ class CallableCustom;
// is required. It is designed for the standard case (object and method)
// but can be optimized or customized.
+// Enforce 16 bytes with `alignas` to avoid arch-specific alignment issues on x86 vs armv7.
class Callable {
- //needs to be max 16 bytes in 64 bits
- StringName method;
+ alignas(8) StringName method;
union {
uint64_t object = 0;
CallableCustom *custom;
@@ -138,8 +138,9 @@ public:
// be put inside a Variant, but it is not
// used by the engine itself.
+// Enforce 16 bytes with `alignas` to avoid arch-specific alignment issues on x86 vs armv7.
class Signal {
- StringName name;
+ alignas(8) StringName name;
ObjectID object;
public:
diff --git a/modules/gdnative/include/gdnative/callable.h b/modules/gdnative/include/gdnative/callable.h
index b84b0c1f1f..1d52ca7a68 100644
--- a/modules/gdnative/include/gdnative/callable.h
+++ b/modules/gdnative/include/gdnative/callable.h
@@ -37,6 +37,7 @@ extern "C" {
#include <stdint.h>
+// Alignment hardcoded in `core/variant/callable.h`.
#define GODOT_CALLABLE_SIZE (16)
#ifndef GODOT_CORE_API_GODOT_CALLABLE_TYPE_DEFINED
diff --git a/modules/gdnative/include/gdnative/signal.h b/modules/gdnative/include/gdnative/signal.h
index f4dc17e089..41a76d0510 100644
--- a/modules/gdnative/include/gdnative/signal.h
+++ b/modules/gdnative/include/gdnative/signal.h
@@ -37,6 +37,7 @@ extern "C" {
#include <stdint.h>
+// Alignment hardcoded in `core/variant/callable.h`.
#define GODOT_SIGNAL_SIZE (16)
#ifndef GODOT_CORE_API_GODOT_SIGNAL_TYPE_DEFINED