80                  validate: nil, enable_builder: false, lang: 'PANDA_ASSEMBLY', &block)  argument
99     @body = block
122   # Return true if graph doesn't contain conditional basic block, i.e. with more than one successor.
142       raise "Invalid `While` block" if @cf_stack[-1].head_bb.nil?
143       block = @cf_stack[-1].head_bb
145       block = @current_block
147     inst = IRInstruction.new(opcode, inst_index(), block)
152     block.append inst unless inst.global?
184   def method_missing(method, *args, &block)  argument
185     if Options.compiling && args.empty? && block.nil?
281       define_method(name) do |*inputs, &block|
282         raise "Current basic block is nil" if @current_block.nil?
285         process_inst(inst, &block)
353     @cf_stack.reverse.each do |block|
354       return block if block.depth == else_depth && block.kind == CfBlock::Kind::IfThen
356     raise "`If` block not found"
359   def process_inst(inst, &block)  argument
360     if !block.nil?
373       instance_eval &block
382       @cf_stack.delete_if do |block|
383         next if block.depth <= @current_depth
385         if block.bb.true_succ.nil?
386           if block.kind == CfBlock::Kind::While
387             block.bb.set_true_succ(block.head_bb)
389 …# If last instruction in the block is a terminator(e.g. Return), then don't set true successor, he…
390             # will point to the end block, that is required by IR design.
391 …block.bb.set_true_succ(@current_block) unless !block.bb.empty? && block.bb.last_instruction.termin…
396 …if block.head_bb.false_succ.nil? && (block.kind == CfBlock::Kind::IfThen || block.kind == CfBlock:…
397           block.head_bb.set_false_succ(@current_block)