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cmd/compile: fix inlining labeled switch statements

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CL 357649 fixes inlining labeled FOR/RANGE loops,
we should do same translation for inlined SWITCH's label

Fixes #49145

Change-Id: I9a6f365f57e974271a1eb279b38e81f9b5148788
Reviewed-on: https://go-review.googlesource.com/c/go/+/358315
Trust: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Trust: Dan Scales <danscales@google.com>
Run-TryBot: Cuong Manh Le <cuong.manhle.vn@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Dan Scales <danscales@google.com>
This commit is contained in:
wdvxdr 2021-10-25 17:54:11 +08:00 • committed by Dan Scales
parent 2c66cab8a7
commit c6e82e5808
3 changed files with 43 additions and 7 deletions
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20
src/cmd/compile/internal/inline/inl.go
View file

@ -1285,18 +1285,24 @@ func (subst *inlsubst) node(n ir.Node) ir.Node {
ir.EditChildren(m, subst.edit)
if subst.newclofn == nil {
// Translate any label on FOR or RANGE loops
if m.Op() == ir.OFOR {
// Translate any label on FOR, RANGE loops or SWITCH
switch m.Op() {
case ir.OFOR:
m := m.(*ir.ForStmt)
m.Label = translateLabel(m.Label)
return m
case ir.ORANGE:
m := m.(*ir.RangeStmt)
m.Label = translateLabel(m.Label)
return m
case ir.OSWITCH:
m := m.(*ir.SwitchStmt)
m.Label = translateLabel(m.Label)
return m
}
if m.Op() == ir.ORANGE {
m := m.(*ir.RangeStmt)
m.Label = translateLabel(m.Label)
return m
}
}
switch m := m.(type) {