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Just free compiled pattern if no space is used

This commit is contained in:
NARUSE, Yui 2022-04-12 19:53:43 +09:00
parent 53f5fc4236
commit 73f45e5e96

View file

@ -142,8 +142,13 @@ bitset_on_num(BitSetRef bs)
static void static void
onig_reg_resize(regex_t *reg) onig_reg_resize(regex_t *reg)
{ {
resize: do {
if (reg->alloc > reg->used) { if (!reg->used) {
xfree(reg->p);
reg->alloc = 0;
reg->p = 0;
}
else if (reg->alloc > reg->used) {
unsigned char *new_ptr = xrealloc(reg->p, reg->used); unsigned char *new_ptr = xrealloc(reg->p, reg->used);
// Skip the right size optimization if memory allocation fails // Skip the right size optimization if memory allocation fails
if (new_ptr) { if (new_ptr) {
@ -151,10 +156,7 @@ onig_reg_resize(regex_t *reg)
reg->p = new_ptr; reg->p = new_ptr;
} }
} }
if (reg->chain) { } while ((reg = reg->chain) != 0);
reg = reg->chain;
goto resize;
}
} }
extern int extern int