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[dev.regabi] cmd/compile: separate CommStmt from CaseStmt

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Like go/ast and cmd/compile/internal/syntax before it, package ir now
has separate concrete representations for switch-case clauses and
select-communication clauses.

Passes toolstash -cmp.

Change-Id: I32667cbae251fe7881be0f434388478433b2414f
Reviewed-on: https://go-review.googlesource.com/c/go/+/280443
Trust: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
This commit is contained in:
Matthew Dempsky 2020-12-26 22:42:17 -08:00
parent ed9772e130
commit 2ecf52b841
7 changed files with 109 additions and 26 deletions
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6
src/cmd/compile/internal/noder/noder.go
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@ -1266,8 +1266,8 @@ func (p *noder) simpleStmt(stmt syntax.SimpleStmt) []ir.Node {
return []ir.Node{p.stmt(stmt)}
}
func (p *noder) commClauses(clauses []*syntax.CommClause, rbrace syntax.Pos) []*ir.CaseStmt {
nodes := make([]*ir.CaseStmt, len(clauses))
func (p *noder) commClauses(clauses []*syntax.CommClause, rbrace syntax.Pos) []*ir.CommStmt {
nodes := make([]*ir.CommStmt, len(clauses))
for i, clause := range clauses {
p.setlineno(clause)
if i > 0 {
@ -1275,7 +1275,7 @@ func (p *noder) commClauses(clauses []*syntax.CommClause, rbrace syntax.Pos) []*
}
p.openScope(clause.Pos())
nodes[i] = ir.NewCaseStmt(p.pos(clause), p.simpleStmt(clause.Comm), p.stmts(clause.Body))
nodes[i] = ir.NewCommStmt(p.pos(clause), p.simpleStmt(clause.Comm), p.stmts(clause.Body))
}
if len(clauses) > 0 {
p.closeScope(rbrace)