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cmd/compile: clean up C->Go translation artifacts in badtype

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Change-Id: I576a596ed8e9ce14e3750031d0e338e9276eff1e
Reviewed-on: https://go-review.googlesource.com/c/go/+/262537
Trust: Alberto Donizetti <alb.donizetti@gmail.com>
Run-TryBot: Alberto Donizetti <alb.donizetti@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
This commit is contained in:
Alberto Donizetti 2020-10-15 14:48:26 +02:00
parent 50b7171af0
commit 3c9488edff
1 changed files with 6 additions and 7 deletions
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13
src/cmd/compile/internal/gc/subr.go
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@ -1040,25 +1040,24 @@ func calcHasCall(n *Node) bool {
return false return false
} }
func badtype(op Op, tl *types.Type, tr *types.Type) { func badtype(op Op, tl, tr *types.Type) {
fmt_ := "" var s string
if tl != nil { if tl != nil {
fmt_ += fmt.Sprintf("\n\t%v", tl) s += fmt.Sprintf("\n\t%v", tl)
} }
if tr != nil { if tr != nil {
fmt_ += fmt.Sprintf("\n\t%v", tr) s += fmt.Sprintf("\n\t%v", tr)
} }
// common mistake: *struct and *interface. // common mistake: *struct and *interface.
if tl != nil && tr != nil && tl.IsPtr() && tr.IsPtr() { if tl != nil && tr != nil && tl.IsPtr() && tr.IsPtr() {
if tl.Elem().IsStruct() && tr.Elem().IsInterface() { if tl.Elem().IsStruct() && tr.Elem().IsInterface() {
fmt_ += "\n\t(*struct vs *interface)" s += "\n\t(*struct vs *interface)"
} else if tl.Elem().IsInterface() && tr.Elem().IsStruct() { } else if tl.Elem().IsInterface() && tr.Elem().IsStruct() {
fmt_ += "\n\t(*interface vs *struct)" s += "\n\t(*interface vs *struct)"
} }
} }
s := fmt_
yyerror("illegal types for operand: %v%s", op, s) yyerror("illegal types for operand: %v%s", op, s)
} }