@@ -3485,7 +3485,57 @@ function refine_partial_type(@nospecialize t)
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return t
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end
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+ function abstract_eval_nonlinearized_foreigncall_name (interp:: AbstractInterpreter , e, sstate:: StatementState , sv:: AbsIntState )
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+ if isexpr (e, :call )
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+ n = length (e. args)
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+ argtypes = Vector {Any} (undef, n)
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+ callresult = Future {CallMeta} ()
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+ i:: Int = 1
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+ nextstate:: UInt8 = 0x0
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+ local ai, res
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+ function evalargs (interp, sv)
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+ if nextstate === 0x1
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+ @goto state1
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+ elseif nextstate === 0x2
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+ @goto state2
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+ end
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+ while i <= n
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+ ai = abstract_eval_nonlinearized_foreigncall_name (interp, e. args[i], sstate, sv)
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+ if ! isready (ai)
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+ nextstate = 0x1
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+ return false
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+ @label state1
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+ end
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+ argtypes[i] = ai[]. rt
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+ i += 1
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+ end
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+ res = abstract_call (interp, ArgInfo (e. args, argtypes), sstate, sv)
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+ if ! isready (res)
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+ nextstate = 0x2
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+ return false
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+ @label state2
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+ end
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+ callresult[] = res[]
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+ return true
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+ end
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+ evalargs (interp, sv) || push! (sv. tasks, evalargs)
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+ return callresult
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+ else
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+ return Future (abstract_eval_basic_statement (interp, e, sstate, sv))
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+ end
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+ end
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+
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function abstract_eval_foreigncall (interp:: AbstractInterpreter , e:: Expr , sstate:: StatementState , sv:: AbsIntState )
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+ callee = e. args[1 ]
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+ if isexpr (callee, :call ) && length (callee. args) > 1 && callee. args[1 ] == GlobalRef (Core, :tuple )
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+ # NOTE these expressions are not properly linearized
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+ abstract_eval_nonlinearized_foreigncall_name (interp, callee. args[2 ], sstate, sv)
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+ if length (callee. args) > 2
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+ abstract_eval_nonlinearized_foreigncall_name (interp, callee. args[3 ], sstate, sv)
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+ end
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+ else
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+ abstract_eval_value (interp, callee, sstate, sv)
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+ end
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mi = frame_instance (sv)
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t = sp_type_rewrap (e. args[2 ], mi, true )
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for i = 3 : length (e. args)
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