foreach v $args {
	    upvar $v var
	    return "variable $v existence: [info exists var]"
	}
    }
    foo a
    eval [info body foo]
} -returnCodes error -result {cannot read "args": no such variable}
# Fix for problem tested for in info-2.5 caused problems when
# procedure body had no string rep (i.e. was not yet bytecode)
# causing an empty string to be returned [Bug #545644]
test info-2.6 {info body option, returning list bodies} {
    proc foo args [list subst bar]
    list [string length [info body foo]] \
	    [foo; string length [info body foo]]

} -result {procedure "t1" doesn't have an argument "x"}
test info-6.9 {info default option} -returnCodes error -setup {
    catch {unset a}
} -cleanup {unset a} -body {
    set a(0) 88
    proc t1 {a b} {}
    info default t1 a a
} -returnCodes error -result {cannot set "a": variable is array}
test info-6.10 {info default option} -setup {
    catch {unset a}
} -cleanup {unset a} -body {
    set a(0) 88
    proc t1 {{a 18} b} {}
    info default t1 a a
} -returnCodes error -result {cannot set "a": variable is array}
test info-6.11 {info default option} {
    catch {namespace delete test_ns_info2}
    namespace eval test_ns_info2 {
        namespace import ::test_ns_info1::*
        list [info default p x foo] $foo [info default q y bar] $bar
    }
} {0 {} 1 27}

test info-14.3 {info patchlevel option} -setup {
    set t $tcl_patchLevel
} -body {
    unset tcl_patchLevel
    info patchlevel
} -cleanup {
    set tcl_patchLevel $t; unset t
} -returnCodes error -result {cannot read "tcl_patchLevel": no such variable}

test info-15.1 {info procs option} -body {
    proc t1 {} {}
    proc t2 {} {}
    set x " [info procs] "
    list [string match {* t1 *} $x] [string match {* t2 *} $x] \
            [string match {* _undefined_ *} $x]

test info-18.3 {info tclversion option} -body {
    unset tcl_version
    info tclversion
} -returnCodes error -setup {
    set t $tcl_version
} -cleanup {
    set tcl_version $t; unset t
} -result {cannot read "tcl_version": no such variable}

test info-19.1 {info vars option} -body {
    set a 1
    set b 2
    proc t1 {x y} {
        global a b
        set c 33