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Make hb_vector_t 8 bytes smaller

This commit is contained in:
Behdad Esfahbod 2018-07-11 17:23:53 +02:00
parent 44999f8b75
commit f3a74c16ec
1 changed files with 3 additions and 5 deletions
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8
src/hb-dsalgs.hh
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@ -450,8 +450,7 @@ template <typename Type, unsigned int StaticSize=8>
struct hb_vector_t struct hb_vector_t
{ {
unsigned int len; unsigned int len;
unsigned int allocated; unsigned int allocated; /* == 0 means allocation failed. */
bool successful;
Type *arrayZ; Type *arrayZ;
Type static_array[StaticSize]; Type static_array[StaticSize];
@ -459,7 +458,6 @@ struct hb_vector_t
{ {
len = 0; len = 0;
allocated = ARRAY_LENGTH (static_array); allocated = ARRAY_LENGTH (static_array);
successful = true;
arrayZ = static_array; arrayZ = static_array;
} }
@ -492,7 +490,7 @@ struct hb_vector_t
/* Allocate for size but don't adjust len. */ /* Allocate for size but don't adjust len. */
inline bool alloc (unsigned int size) inline bool alloc (unsigned int size)
{ {
if (unlikely (!successful)) if (unlikely (!allocated))
return false; return false;
if (likely (size <= allocated)) if (likely (size <= allocated))
@ -521,7 +519,7 @@ struct hb_vector_t
if (unlikely (!new_array)) if (unlikely (!new_array))
{ {
successful = false; allocated = 0;
return false; return false;
} }