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SHARED string is not required when sharing POOL string

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The heap string buffer of POOL string always exists, does not need to be
released, and read only, so it can be shared as NOFREE string.
This commit is contained in:
KOBAYASHI Shuji
2019-10-12 21:32:56 +09:00
parent c310c8dc24
commit 7594983671
1 changed files with 2 additions and 2 deletions
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src/string.c
+2 -2
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@@ -526,7 +526,7 @@ str_make_shared(mrb_state *mrb, struct RString *orig, struct RString *s)
size_t len = (size_t)orig->as.heap.len;
mrb_assert(!RSTR_EMBED_P(orig));
if (RSTR_NOFREE_P(orig)) {
if (RSTR_NOFREE_P(orig) || RSTR_POOL_P(orig)) {
str_init_nofree(s, orig->as.heap.ptr, len);
}
else if (RSTR_SHARED_P(orig)) {
@@ -535,7 +535,7 @@ str_make_shared(mrb_state *mrb, struct RString *orig, struct RString *s)
else if (RSTR_FSHARED_P(orig)) {
str_init_fshared(orig, s, orig->as.heap.aux.fshared);
}
else if (mrb_frozen_p(orig) && !RSTR_POOL_P(orig)) {
else if (mrb_frozen_p(orig)) {
str_init_fshared(orig, s, orig);
}
else {