AuroraMiddleware/harfbuzz
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This commit is contained in:
Behdad Esfahbod 2018-10-30 01:31:13 -07:00
parent 83a612739a
commit 138f9e0f25
1 changed files with 7 additions and 6 deletions
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13
src/hb-machinery.hh
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@ -82,7 +82,8 @@ static inline Type& StructAfter(TObject &X)
/* Check _assertion in a method environment */
#define _DEFINE_INSTANCE_ASSERTION1(_line, _assertion) \
inline void _instance_assertion_on_line_##_line (void) const \
{ static_assert ((_assertion), ""); }
{ static_assert ((_assertion), ""); } \
static_assert (true, "") /* So we require semicolon here. */
# define _DEFINE_INSTANCE_ASSERTION0(_line, _assertion) _DEFINE_INSTANCE_ASSERTION1 (_line, _assertion)
# define DEFINE_INSTANCE_ASSERTION(_assertion) _DEFINE_INSTANCE_ASSERTION0 (__LINE__, _assertion)
@ -95,21 +96,21 @@ static inline Type& StructAfter(TObject &X)
#define DEFINE_SIZE_STATIC(size) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size)) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size)); \
inline unsigned int get_size (void) const { return (size); } \
enum { static_size = (size) }; \
enum { min_size = (size) }
#define DEFINE_SIZE_UNION(size, _member) \
DEFINE_INSTANCE_ASSERTION (0*sizeof(this->u._member.static_size) + sizeof(this->u._member) == (size)) \
DEFINE_INSTANCE_ASSERTION (0*sizeof(this->u._member.static_size) + sizeof(this->u._member) == (size)); \
static const unsigned int min_size = (size)
#define DEFINE_SIZE_MIN(size) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) >= (size)) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) >= (size)); \
static const unsigned int min_size = (size)
#define DEFINE_SIZE_ARRAY(size, array) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size) + VAR * sizeof (array[0])) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size) + VAR * sizeof (array[0])); \
DEFINE_COMPILES_ASSERTION ((void) array[0].static_size) \
enum { min_size = (size) }
@ -118,7 +119,7 @@ static inline Type& StructAfter(TObject &X)
DEFINE_SIZE_ARRAY(size, array)
#define DEFINE_SIZE_ARRAY2(size, array1, array2) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size) + sizeof (this->array1[0]) + sizeof (this->array2[0])) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size) + sizeof (this->array1[0]) + sizeof (this->array2[0])); \
DEFINE_COMPILES_ASSERTION ((void) array1[0].static_size; (void) array2[0].static_size) \
static const unsigned int min_size = (size)