diff options
| -rw-r--r-- | src/cmd/gc/const.c | 2 | ||||
| -rw-r--r-- | src/cmd/gc/walk.c | 7 | ||||
| -rw-r--r-- | test/fixedbugs/bug174.go | 12 |
3 files changed, 17 insertions, 4 deletions
diff --git a/src/cmd/gc/const.c b/src/cmd/gc/const.c index cc58a2c17..73a23bf83 100644 --- a/src/cmd/gc/const.c +++ b/src/cmd/gc/const.c @@ -94,7 +94,7 @@ convlit1(Node **np, Type *t, int explicit) break; case OLSH: case ORSH: - convlit(&n->left, t); + convlit1(&n->left, t, explicit); n->type = n->left->type; return; } diff --git a/src/cmd/gc/walk.c b/src/cmd/gc/walk.c index 31db1e7b4..2402ef3b6 100644 --- a/src/cmd/gc/walk.c +++ b/src/cmd/gc/walk.c @@ -858,7 +858,8 @@ reswitch: defaultlit(&n->right, types[TUINT]); if(n->left->type == T || n->right->type == T) goto ret; - if(issigned[n->right->type->etype] || !isint[n->right->type->etype]) + et = n->right->type->etype; + if(issigned[et] || !isint[et]) goto badt; // check of n->left->type happens in second switch. break; @@ -2500,14 +2501,14 @@ prcompat(NodeList *all, int fmt, int dopanic) switch(n->val.ctype) { case CTINT: defaultlit(&n, types[TINT64]); - l->n = n; break; case CTFLT: defaultlit(&n, types[TFLOAT64]); - l->n = n; break; } } + defaultlit(&n, nil); + l->n = n; if(n->type == T) continue; diff --git a/test/fixedbugs/bug174.go b/test/fixedbugs/bug174.go new file mode 100644 index 000000000..7ff865513 --- /dev/null +++ b/test/fixedbugs/bug174.go @@ -0,0 +1,12 @@ +// $G $D/$F.go || echo BUG: bug174 + +// 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 + +func main() { + var x uint; + println(1<<x); +} |