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cmd/compile: call fieldtrack after flushing Progs

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Fixes #20014

Change-Id: Ie58d3e989f2d7388b3d8849fbcfbceed3c6aa084
Reviewed-on: https://go-review.googlesource.com/41132
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Josh Bleecher Snyder 2017-04-19 14:20:52 -07:00
parent 6b451ce3f3
commit 33fd319cbc
1 changed files with 2 additions and 1 deletions
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3
src/cmd/compile/internal/gc/pgen.go
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@ -211,12 +211,13 @@ func compile(fn *Node) {
ssafn := buildssa(fn)
pp := newProgs(fn)
genssa(ssafn, pp)
fieldtrack(pp.Text.From.Sym, fn.Func.FieldTrack)
if pp.Text.To.Offset < 1<<31 {
pp.Flush()
} else {
largeStackFrames = append(largeStackFrames, fn.Pos)
}
// fieldtrack must be called after pp.Flush. See issue 20014.
fieldtrack(pp.Text.From.Sym, fn.Func.FieldTrack)
pp.Free()
}