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cmd/gc: remove bad check for BADWIDTH
This check for BADWIDTH might happen while in defercheckwidth, making it raise errors for non-erroneous situations. Fixes #4495. R=golang-dev, rsc CC=golang-dev https://golang.org/cl/6927043
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@ -1791,8 +1791,6 @@ looktypedot(Node *n, Type *t, int dostrcmp)
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if(f1 == T)
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return 0;
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if(f1->width == BADWIDTH)
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fatal("lookdot badwidth %T %p", f1, f1);
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n->right = methodname(n->right, t);
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n->xoffset = f1->width;
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n->type = f1->type;
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29
test/fixedbugs/issue4495.go
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29
test/fixedbugs/issue4495.go
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@ -0,0 +1,29 @@
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// run
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// Copyright 2012 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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type I interface {
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m() int
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}
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type T struct{}
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func (T) m() int {
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return 3
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}
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var t T
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var ret = I.m(t)
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func main() {
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if ret != 3 {
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println("ret = ", ret)
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panic("ret != 3")
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}
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}
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