void do_read_blocks()
{
if (code_blocks != null)
return;
C.CodeBlockEntry[] symfile_blocks = method.GetCodeBlocks ();
code_blocks = MonoCodeBlock.CreateBlocks (
this, address, symfile_blocks, out root_blocks);
foreach (C.CodeBlockEntry block in symfile_blocks) {
if (block.BlockType == C.CodeBlockEntry.Type.IteratorBody)
is_iterator = true;
}
}