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| author | Russ Cox <rsc@golang.org> | 2009-12-03 01:12:02 -0800 |
|---|---|---|
| committer | Russ Cox <rsc@golang.org> | 2009-12-03 01:12:02 -0800 |
| commit | 05a1eb1ab0650b465b23f01ca0ea5944735fa63b (patch) | |
| tree | 3538ef03a4d9e1387322bb39f68d7d631247c576 | |
| parent | 41861a881292d287b14e4e4c38ab21b97182e782 (diff) | |
| download | go-05a1eb1ab0650b465b23f01ca0ea5944735fa63b.tar.gz go-05a1eb1ab0650b465b23f01ca0ea5944735fa63b.zip | |
gc: recursive type error
Fixes #245.
R=ken2
https://golang.org/cl/164094
| -rw-r--r-- | src/cmd/gc/align.c | 3 | ||||
| -rw-r--r-- | src/cmd/gc/typecheck.c | 2 | ||||
| -rw-r--r-- | test/fixedbugs/bug224.go | 10 |
3 files changed, 15 insertions, 0 deletions
diff --git a/src/cmd/gc/align.c b/src/cmd/gc/align.c index b74ac0f29f..cf08516465 100644 --- a/src/cmd/gc/align.c +++ b/src/cmd/gc/align.c @@ -205,6 +205,9 @@ dowidth(Type *t) checkwidth(t->down); break; case TFORW: // should have been filled in + yyerror("invalid recursive type %T", t); + w = 1; // anything will do + break; case TANY: // dummy type; should be replaced before use. if(!debug['A']) diff --git a/src/cmd/gc/typecheck.c b/src/cmd/gc/typecheck.c index 0fd359b319..76147e48f0 100644 --- a/src/cmd/gc/typecheck.c +++ b/src/cmd/gc/typecheck.c @@ -1039,6 +1039,8 @@ reswitch: case ODCLTYPE: ok |= Etop; typecheck(&n->left, Etype); + if(!incannedimport) + checkwidth(n->left->type); goto ret; } diff --git a/test/fixedbugs/bug224.go b/test/fixedbugs/bug224.go new file mode 100644 index 0000000000..11ee57ecfa --- /dev/null +++ b/test/fixedbugs/bug224.go @@ -0,0 +1,10 @@ +// errchk $G $D/$F.go + +// Copyright 2009 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package main + +type T T // ERROR "recursive" + |