document 3 max passes (#1928)
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@@ -402,9 +402,9 @@ to set `true`; it's effectively a shortcut for `foo=true`).
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compressor from discarding function names. Useful for code relying on
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`Function.prototype.name`. See also: the `keep_fnames` [mangle option](#mangle).
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- `passes` -- default `1`. Number of times to run compress. Use an
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integer argument larger than 1 to further reduce code size in some cases.
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Note: raising the number of passes will increase uglify compress time.
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- `passes` -- default `1`. Number of times to run compress with a maximum of 3.
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In some cases more than one pass leads to further compressed code. Keep in
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mind more passes will take more time.
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- `keep_infinity` -- default `false`. Pass `true` to prevent `Infinity` from
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being compressed into `1/0`, which may cause performance issues on Chrome.
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