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* compile.c (cdhash_type, iseq_set_sequence): should not call

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methods of the argument of case, to keep the semantics of
  case/when.  [ruby-dev:38079]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22662 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2009-02-27 09:30:53 +00:00
parent 88d63339b3
commit 506af65de1
2 changed files with 39 additions and 0 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Fri Feb 27 18:30:51 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* compile.c (cdhash_type, iseq_set_sequence): should not call
methods of the argument of case, to keep the semantics of
case/when. [ruby-dev:38079]
Fri Feb 27 18:01:20 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* gc.c (ruby_get_stack_grow_direction): no needs to use thread

33
compile.c
View file

@ -1216,6 +1216,38 @@ iseq_set_local_table(rb_iseq_t *iseq, ID *tbl)
return COMPILE_OK;
}
static int
cdhash_cmp(VALUE val, VALUE lit)
{
if (val == lit) return 0;
if (SPECIAL_CONST_P(lit)) {
return val != lit;
}
if (SPECIAL_CONST_P(val) || BUILTIN_TYPE(val) != BUILTIN_TYPE(lit)) {
return -1;
}
if (BUILTIN_TYPE(lit) == T_STRING) {
return rb_str_hash_cmp(lit, val);
}
return !rb_eql(lit, val);
}
static int
cdhash_hash(VALUE a)
{
if (SPECIAL_CONST_P(a)) return (int)a;
if (TYPE(a) == T_STRING) return rb_str_hash(a);
{
VALUE hval = rb_hash(a);
return (int)FIX2LONG(hval);
}
}
static const struct st_hash_type cdhash_type = {
cdhash_cmp,
cdhash_hash,
};
/**
ruby insn object array -> raw instruction sequence
*/
@ -1343,6 +1375,7 @@ iseq_set_sequence(rb_iseq_t *iseq, LINK_ANCHOR *anchor)
int i;
VALUE lits = operands[j];
VALUE map = rb_hash_new();
RHASH_TBL(map)->type = &cdhash_type;
for (i=0; i < RARRAY_LEN(lits); i+=2) {
VALUE obj = rb_ary_entry(lits, i);