Please read the API docs for C.
However:
rule
@declarations
{
int flag;
}
@init
{
flag = 0;
}
: X T
;
> -----Original Message-----
> From: antlr-interest-boun...@antlr.org [mailto:antlr-interest-
> boun...@antlr.org] On Behalf Of yushang
> Sent: Monday, November 07, 2011 5:26 AM
> To: antlr-interest@antlr.org
> Subject: [antlr-interest] init bug
>
> Hi , everyone,
> I found varibale put in init section will raise compiler error , for
> example test @init{ int flag=0; }
> : expr -> ^(EXPR expr)
> ;
> will generate following code fragment
> ...
> root_0 = NULL;
> int flag = 0;
> ...
> this will be error by C compiler , because C language do not allow
> variable declaration middle of block.
> BTW I'm using ANTLR v3.4 and C runtime v3.4 Many thanks
>
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