[antlr-interest] bug in GnuCParser.g - missing declarations and statements
Sam Barnett-Cormack
s.barnett-cormack at lancaster.ac.uk
Fri Apr 10 09:37:00 PDT 2009
Andy Tripp wrote:
> FWIW, I found and fixed a problem in the "cgram" grammar
> GnuCParser.g and StdCParser.g. They didn't recognize
> declarations coming after statements in a compoundStatement, like this:
>
> f() {
> printf("hello");
> int i;
> }
>
> This is allowed in the C99 standard, section 6.8.2, and
> by the GCC manual section 5.26 "Mixed Declarations and Code".
And explicitly not allowed by earlier "standard" (eg ISO, K&R) C
standards... do we document what standard StdCPardser is meant to target?
--
Sam Barnett-Cormack
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