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cmd/compile: autotmp recorded as live on entry #13264

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dvyukov opened this issue Nov 16, 2015 · 4 comments
Closed

cmd/compile: autotmp recorded as live on entry #13264

dvyukov opened this issue Nov 16, 2015 · 4 comments
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FrozenDueToAge RaceDetector
Milestone
Go1.6

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@dvyukov
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dvyukov commented Nov 16, 2015 

package p

func f() {
    for ; true; []map[int]int{}[0][0] = 0 {
    }
}

$ go build -race gogo.go

./gogo.go:3: internal error: f autotmp_0002 (type []map[int]int) recorded as live on entry

go version devel +25a28da Sun Nov 15 23:41:28 2015 +0000 linux/amd64
@dvyukov
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dvyukov commented Nov 16, 2015

@rsc @griesemer

@ianlancetaylor ianlancetaylor added this to the Go1.6 milestone Nov 16, 2015
@griesemer
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Unrelated to new parser. The error also appears with:
go build -race -gcflags=-oldparser foo.go

@gopherbot
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CL https://golang.org/cl/17494 mentions this issue.

@gopherbot
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CL https://golang.org/cl/17815 mentions this issue.

@rsc rsc closed this as completed in 1babba2 Dec 16, 2015
@gyuho gyuho mentioned this issue Apr 1, 2016
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FrozenDueToAge RaceDetector
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@dvyukov @ianlancetaylor @griesemer @gopherbot