From fadad851a3222867b374e901ede9c4919594837f Mon Sep 17 00:00:00 2001 From: Matthew Dempsky Date: Wed, 21 Apr 2021 02:11:15 -0700 Subject: cmd/compile: implement unsafe.Add and unsafe.Slice Updates #19367. Updates #40481. Change-Id: Iabd2afdd0d520e5d68fd9e6dedd013335a4b3886 Reviewed-on: https://go-review.googlesource.com/c/go/+/312214 Run-TryBot: Matthew Dempsky Trust: Matthew Dempsky TryBot-Result: Go Bot Reviewed-by: Cuong Manh Le Reviewed-by: Keith Randall --- src/cmd/compile/internal/noder/expr.go | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src/cmd/compile/internal/noder/expr.go') diff --git a/src/cmd/compile/internal/noder/expr.go b/src/cmd/compile/internal/noder/expr.go index b2c2616b35..c7695ed920 100644 --- a/src/cmd/compile/internal/noder/expr.go +++ b/src/cmd/compile/internal/noder/expr.go @@ -29,6 +29,14 @@ func (g *irgen) expr(expr syntax.Expr) ir.Node { } switch { case tv.IsBuiltin(): + // Qualified builtins, such as unsafe.Add and unsafe.Slice. + if expr, ok := expr.(*syntax.SelectorExpr); ok { + if name, ok := expr.X.(*syntax.Name); ok { + if _, ok := g.info.Uses[name].(*types2.PkgName); ok { + return g.use(expr.Sel) + } + } + } return g.use(expr.(*syntax.Name)) case tv.IsType(): return ir.TypeNode(g.typ(tv.Type)) -- cgit v1.2.1