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[algs] Another try at fixing BEInt constexpr

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../src/hb-algs.hh:120:3: error: body of constexpr function ‘constexpr BEInt<Type, 2>::operator Type() const [with Type = short unsigned int]’ not a return-statement
This commit is contained in:
Behdad Esfahbod 2021-02-20 15:42:44 -07:00
parent ff7bf88192
commit 69464e9da0
1 changed files with 2 additions and 1 deletions
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3
src/hb-algs.hh
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@ -100,6 +100,8 @@ struct BEInt<Type, 2>
BEInt () = default;
constexpr BEInt (Type V) : v {uint8_t ((V >> 8) & 0xFF),
uint8_t ((V ) & 0xFF)} {}
struct __attribute__((packed)) packed_uint16_t { uint16_t v; };
constexpr operator Type () const
{
#if ((defined(__GNUC__) && __GNUC__ >= 5) || defined(__clang__)) && \
@ -107,7 +109,6 @@ struct BEInt<Type, 2>
(__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 */
struct __attribute__((packed)) packed_uint16_t { uint16_t v; };
#if __BYTE_ORDER == __LITTLE_ENDIAN
return __builtin_bswap16 (((packed_uint16_t *) this)->v);
#else /* __BYTE_ORDER == __BIG_ENDIAN */