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-rw-r--r--hash.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/hash.c b/hash.c
index 9ae6d95..e852570 100644
--- a/hash.c
+++ b/hash.c
@@ -129,6 +129,21 @@ rb_hash(VALUE obj)
long rb_objid_hash(st_index_t index);
+VALUE
+rb_sym_hash(VALUE sym)
+{
+ st_index_t hnum;
+
+ if (STATIC_SYM_P(sym)) {
+ sym >>= (RUBY_SPECIAL_SHIFT + ID_SCOPE_SHIFT);
+ hnum = rb_objid_hash((st_index_t)sym);
+ }
+ else {
+ hnum = RSYMBOL(sym)->hashval;
+ }
+ return LONG2FIX(hnum);
+}
+
static st_index_t
rb_any_hash(VALUE a)
{