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GType: Use guintptr as the underlying storage if larger than gsize

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This is required for CHERI systems such as Arm Morello, where gsize is
not large enough to hold a pointer. As GType can contain pointers, we
have to use guintptr instead.
This commit is contained in:
Alex Richardson 2022-12-14 23:55:17 +00:00 committed by Philip Withnall
parent 70c66766f7
commit 4b111f1650
1 changed files with 4 additions and 2 deletions
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6
gobject/gtype.h
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@ -421,9 +421,11 @@ G_BEGIN_DECLS
* A numerical value which represents the unique identifier of a registered
* type.
*/
#if GLIB_SIZEOF_SIZE_T != GLIB_SIZEOF_LONG || !defined (G_CXX_STD_VERSION)
#if GLIB_SIZEOF_VOID_P > GLIB_SIZEOF_SIZE_T
typedef guintptr GType;
#elif GLIB_SIZEOF_SIZE_T != GLIB_SIZEOF_LONG || !defined (G_CXX_STD_VERSION)
typedef gsize GType;
#else /* for historic reasons, C++ links against gulong GTypes */
#else /* for historic reasons, C++ on non-Morello/CHERI systems links against gulong GTypes */
typedef gulong GType;
#endif
typedef struct _GValue GValue;