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Diffstat (limited to 'thirdparty/harfbuzz/src/hb-algs.hh')
-rw-r--r--thirdparty/harfbuzz/src/hb-algs.hh21
1 files changed, 11 insertions, 10 deletions
diff --git a/thirdparty/harfbuzz/src/hb-algs.hh b/thirdparty/harfbuzz/src/hb-algs.hh
index f1633d886a..cc37c073da 100644
--- a/thirdparty/harfbuzz/src/hb-algs.hh
+++ b/thirdparty/harfbuzz/src/hb-algs.hh
@@ -109,15 +109,16 @@ struct BEInt<Type, 2>
struct __attribute__((packed)) packed_uint16_t { uint16_t v; };
constexpr operator Type () const
{
-#if ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \
+#if defined(__OPTIMIZE__) && !defined(HB_NO_PACKED) && \
+ ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \
defined(__BYTE_ORDER) && \
(__BYTE_ORDER == __LITTLE_ENDIAN || __BYTE_ORDER == __BIG_ENDIAN)
/* Spoon-feed the compiler a big-endian integer with alignment 1.
* https://github.com/harfbuzz/harfbuzz/pull/1398 */
#if __BYTE_ORDER == __LITTLE_ENDIAN
- return __builtin_bswap16 (((packed_uint16_t *) this)->v);
+ return __builtin_bswap16 (((packed_uint16_t *) v)->v);
#else /* __BYTE_ORDER == __BIG_ENDIAN */
- return ((packed_uint16_t *) this)->v;
+ return ((packed_uint16_t *) v)->v;
#endif
#else
return (v[0] << 8)
@@ -153,15 +154,16 @@ struct BEInt<Type, 4>
struct __attribute__((packed)) packed_uint32_t { uint32_t v; };
constexpr operator Type () const {
-#if ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \
+#if defined(__OPTIMIZE__) && !defined(HB_NO_PACKED) && \
+ ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \
defined(__BYTE_ORDER) && \
(__BYTE_ORDER == __LITTLE_ENDIAN || __BYTE_ORDER == __BIG_ENDIAN)
/* Spoon-feed the compiler a big-endian integer with alignment 1.
* https://github.com/harfbuzz/harfbuzz/pull/1398 */
#if __BYTE_ORDER == __LITTLE_ENDIAN
- return __builtin_bswap32 (((packed_uint32_t *) this)->v);
+ return __builtin_bswap32 (((packed_uint32_t *) v)->v);
#else /* __BYTE_ORDER == __BIG_ENDIAN */
- return ((packed_uint32_t *) this)->v;
+ return ((packed_uint32_t *) v)->v;
#endif
#else
return (v[0] << 24)
@@ -525,7 +527,6 @@ struct hb_pair_t
T1 first;
T2 second;
};
-#define hb_pair_t(T1,T2) hb_pair_t<T1, T2>
template <typename T1, typename T2> static inline hb_pair_t<T1, T2>
hb_pair (T1&& a, T2&& b) { return hb_pair_t<T1, T2> (a, b); }
@@ -551,14 +552,14 @@ struct
{
template <typename T, typename T2> constexpr auto
operator () (T&& a, T2&& b) const HB_AUTO_RETURN
- (a <= b ? std::forward<T> (a) : std::forward<T2> (b))
+ (a <= b ? a : b)
}
HB_FUNCOBJ (hb_min);
struct
{
template <typename T, typename T2> constexpr auto
operator () (T&& a, T2&& b) const HB_AUTO_RETURN
- (a >= b ? std::forward<T> (a) : std::forward<T2> (b))
+ (a >= b ? a : b)
}
HB_FUNCOBJ (hb_max);
struct
@@ -972,7 +973,7 @@ void hb_qsort(void *base, size_t nel, size_t width,
[void *arg]);
*/
-#define SORT_R_SWAP(a,b,tmp) ((tmp) = (a), (a) = (b), (b) = (tmp))
+#define SORT_R_SWAP(a,b,tmp) ((void) ((tmp) = (a)), (void) ((a) = (b)), (b) = (tmp))
/* swap a and b */
/* a and b must not be equal! */