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go/types: rejects valid constant #4744

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rsc opened this issue Feb 3, 2013 · 2 comments
Closed

go/types: rejects valid constant #4744

rsc opened this issue Feb 3, 2013 · 2 comments
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@rsc
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@rsc rsc commented Feb 3, 2013

I believe that len(((*T)(nil)).X) is a valid constant (array length).

g% go tool gotype
package main
import "runtime"
const c = len(((*runtime.MemStats)(nil)).PauseNs)
^D
<standard input>:5:11: len(((*runtime.MemStats)(nil)).PauseNs) (value of type int)
is not constant
@rsc
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@rsc rsc commented Feb 3, 2013

Comment 1:

This is used in runtime/debug. Commenting out package in exp/gotype list.

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@griesemer
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@griesemer griesemer commented Feb 12, 2013

Comment 2:

This issue was closed by revision ae8da3a.

Status changed to Fixed.

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@rsc rsc added fixed labels Feb 12, 2013
@rsc rsc added this to the Go1.1 milestone Apr 14, 2015
@rsc rsc removed the go1.1 label Apr 14, 2015
@golang golang locked and limited conversation to collaborators Jun 24, 2016
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3 participants