AuroraMiddleware/harfbuzz
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Fix bots happy again, hopefully

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So, our fallback static_assert cannot be had more than once per line
of source.
This commit is contained in:
Behdad Esfahbod 2018-11-22 00:39:14 -05:00
parent fb10c021c8
commit d062ad10de
1 changed files with 7 additions and 9 deletions
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16
src/hb-machinery.hh
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@ -82,16 +82,14 @@ 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 (true, "") /* So we require semicolon here. */
{ static_assert ((_assertion), ""); }
# define _DEFINE_INSTANCE_ASSERTION0(_line, _assertion) _DEFINE_INSTANCE_ASSERTION1 (_line, _assertion)
# define DEFINE_INSTANCE_ASSERTION(_assertion) _DEFINE_INSTANCE_ASSERTION0 (__LINE__, _assertion)
/* Check that _code compiles in a method environment */
#define _DEFINE_COMPILES_ASSERTION1(_line, _code) \
inline void _compiles_assertion_on_line_##_line (void) const \
{ _code; } \
static_assert (true, "") /* So we require semicolon here. */
{ _code; }
# define _DEFINE_COMPILES_ASSERTION0(_line, _code) _DEFINE_COMPILES_ASSERTION1 (_line, _code)
# define DEFINE_COMPILES_ASSERTION(_code) _DEFINE_COMPILES_ASSERTION0 (__LINE__, _code)
@ -104,19 +102,19 @@ static inline Type& StructAfter(TObject &X)
enum { static_size = (size) }
#define DEFINE_SIZE_UNION(size, _member) \
DEFINE_COMPILES_ASSERTION ((void) this->u._member.static_size); \
DEFINE_INSTANCE_ASSERTION (sizeof(this->u._member) == (size)); \
DEFINE_COMPILES_ASSERTION ((void) this->u._member.static_size) \
DEFINE_INSTANCE_ASSERTION (sizeof(this->u._member) == (size)) \
enum { null_size = (size) }; \
enum { min_size = (size) }
#define DEFINE_SIZE_MIN(size) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) >= (size)); \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) >= (size)) \
enum { null_size = (size) }; \
enum { min_size = (size) }
#define DEFINE_SIZE_ARRAY(size, array) \
DEFINE_COMPILES_ASSERTION ((void) (array)[0].static_size); \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size) + VAR * sizeof ((array)[0])); \
DEFINE_COMPILES_ASSERTION ((void) (array)[0].static_size) \
DEFINE_INSTANCE_ASSERTION (sizeof (*this) == (size) + VAR * sizeof ((array)[0])) \
enum { null_size = (size) }; \
enum { min_size = (size) }