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* struct.c (rb_struct_new): get rid of too large alloca.

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* struct.c (rb_struct_hash): use long.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23499 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2009-05-20 10:41:46 +00:00
parent 53812198da
commit e2a43c9e09
2 changed files with 15 additions and 5 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
Wed May 20 19:41:44 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* struct.c (rb_struct_new): get rid of too large alloca.
* struct.c (rb_struct_hash): use long.
Wed May 20 18:58:27 2009 Nobuyoshi Nakada <nobu@ruby-lang.org>
* vm_eval.c, vm_insnhelper.c: argument number is restricted to

14
struct.c
View File

@ -129,7 +129,8 @@ static VALUE rb_struct_ref7(VALUE obj) {return RSTRUCT_PTR(obj)[7];}
static VALUE rb_struct_ref8(VALUE obj) {return RSTRUCT_PTR(obj)[8];}
static VALUE rb_struct_ref9(VALUE obj) {return RSTRUCT_PTR(obj)[9];}
#define N_REF_FUNC (sizeof(ref_func) / sizeof(ref_func[0]))
#define numberof(array) (int)(sizeof(array) / sizeof((array)[0]))
#define N_REF_FUNC numberof(ref_func)
static VALUE (*const ref_func[])(VALUE) = {
rb_struct_ref0,
@ -342,7 +343,7 @@ rb_struct_s_def(int argc, VALUE *argv, VALUE klass)
return st;
}
static size_t
static long
num_members(VALUE klass)
{
VALUE members;
@ -412,12 +413,15 @@ rb_struct_alloc(VALUE klass, VALUE values)
VALUE
rb_struct_new(VALUE klass, ...)
{
VALUE *mem;
VALUE tmpargs[N_REF_FUNC], *mem = tmpargs;
long size, i;
va_list args;
size = num_members(klass);
mem = ALLOCA_N(VALUE, size);
if (size > numberof(tmpargs)) {
tmpargs[0] = rb_ary_tmp_new(size);
mem = RARRAY_PTR(tmpargs[0]);
}
va_start(args, klass);
for (i=0; i<size; i++) {
mem[i] = va_arg(args, VALUE);
@ -809,7 +813,7 @@ static VALUE
rb_struct_hash(VALUE s)
{
long i;
unsigned h;
unsigned long h;
VALUE n;
h = rb_hash_start(rb_hash(rb_obj_class(s)));