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Araq/stringLiteralBit.nim

Created June 12, 2018 08:24
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stringLiteralBit.nim
type
SeqHeader = object
len, reserved: int
proc isLiteral(s: string): bool {.inline.} = (cast[ptr SeqHeader](s).reserved and (1 shl (sizeof(int)*8 - 2))) != 0
proc main(param: string) =
echo "param ", isLiteral(param)
echo "const ", isLiteral("foobar")
main("const here")
var x: string = "foo bar"
main(x)
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