languages/go
languages/go
1
0
Fork 0
mirror of https://github.com/golang/go synced 2024-09-05 16:04:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

bug 158

Browse source 
R=r
OCL=29646
CL=29646
This commit is contained in:
Ken Thompson 2009-05-30 17:06:51 -07:00
parent 91395ae689
commit be63b6dc44
4 changed files with 14 additions and 10 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

14
src/cmd/gc/swt.c
View file

@ -33,6 +33,14 @@ struct Case
};
#define C ((Case*)nil)
Type*
notideal(Type *t)
{
if(t != T && t->etype == TIDEAL)
return T;
return t;
}
void
dumpcase(Case *c0)
{
@ -254,8 +262,8 @@ sw0(Node *c, Type *place, int arg)
Type*
sw1(Node *c, Type *place, int arg)
{
if(place == T)
return c->type;
if(place != T)
return notideal(c->type);
return place;
}
@ -605,7 +613,7 @@ exprswitch(Node *sw)
* walk the cases as appropriate for switch type
*/
walkcases(sw, sw0, arg);
t = sw->ntest->type;
t = notideal(sw->ntest->type);
if(t == T)
t = walkcases(sw, sw1, arg);
if(t == T)

4
test/bugs/bug157.go
View file

@ -27,6 +27,6 @@ func main() {
/*
bug155.go:20: syntax error near default
bug155.go:20: first switch statement must be a case
bug157.go:20: syntax error near default
bug157.go:20: first switch statement must be a case
*/

2
test/bugs/bug158.go → test/fixedbugs/bug158.go
View file

@ -22,5 +22,5 @@ func main() {
/*
bug156.go:14: fatal error: dowidth: unknown type: E-33
bug158.go:14: fatal error: dowidth: unknown type: E-33
*/

4
test/golden.out
View file

@ -109,10 +109,6 @@ bugs/bug157.go:20: syntax error near default
bugs/bug157.go:20: first switch statement must be a case
BUG: should compile
=========== bugs/bug158.go
bugs/bug158.go:14: fatal error: dowidth: unknown type: E-33
BUG: should compile
=========== fixedbugs/bug016.go
fixedbugs/bug016.go:7: constant -3 overflows uint