зеркало из https://github.com/github/ruby.git
* vm_insnhelper.c (vm_getivar): check vm state version
to invalidate inline chache (ivar index). fixes Bug #4926. * vm_insnhelper.c (vm_setivar): ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32347 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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@ -1,3 +1,11 @@
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Fri Jul 1 08:21:28 2011 Koichi Sasada <ko1@atdot.net>
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* vm_insnhelper.c (vm_getivar): check vm state version
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to invalidate inline chache (ivar index).
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fixes Bug #4926.
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* vm_insnhelper.c (vm_setivar): ditto.
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Fri Jul 1 08:03:15 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
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* error.c, thread_pthread.c (WRITE_CONST): suppress warnings
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@ -1265,7 +1265,8 @@ vm_getivar(VALUE obj, ID id, IC ic)
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VALUE val = Qundef;
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VALUE klass = RBASIC(obj)->klass;
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if (ic->ic_class == klass) {
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if (LIKELY(ic->ic_class == klass &&
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ic->ic_vmstat == GET_VM_STATE_VERSION())) {
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long index = ic->ic_value.index;
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long len = ROBJECT_NUMIV(obj);
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VALUE *ptr = ROBJECT_IVPTR(obj);
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@ -1287,6 +1288,7 @@ vm_getivar(VALUE obj, ID id, IC ic)
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}
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ic->ic_class = klass;
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ic->ic_value.index = index;
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ic->ic_vmstat = GET_VM_STATE_VERSION();
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}
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}
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}
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@ -1318,7 +1320,8 @@ vm_setivar(VALUE obj, ID id, VALUE val, IC ic)
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VALUE klass = RBASIC(obj)->klass;
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st_data_t index;
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if (ic->ic_class == klass) {
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if (LIKELY(ic->ic_class == klass &&
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ic->ic_vmstat == GET_VM_STATE_VERSION())) {
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long index = ic->ic_value.index;
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long len = ROBJECT_NUMIV(obj);
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VALUE *ptr = ROBJECT_IVPTR(obj);
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@ -1334,6 +1337,7 @@ vm_setivar(VALUE obj, ID id, VALUE val, IC ic)
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if (iv_index_tbl && st_lookup(iv_index_tbl, (st_data_t)id, &index)) {
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ic->ic_class = klass;
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ic->ic_value.index = index;
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ic->ic_vmstat = GET_VM_STATE_VERSION();
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}
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/* fall through */
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}
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