Re: Error message formatting feature request

[Ian Lance Taylor <iant@google.com>]

Jeremiah Willcock <jewillco@osl.iu.edu> writes:

> When compiling a program such as:
>
> template <typename T>
> void foo(T, typename T::type c) {c.y();}
> struct x {typedef int type;};
> void f() {foo(x(), 3);}
>
> GCC 4.5.0 (correctly) produces the error message:
>
> foo.cpp: In function ‘void foo(T, typename T::type) [with T = x,
> typename T::type = int]’:
> foo.cpp:4:21:   instantiated from here
> foo.cpp:2:34: error: request for member ‘y’ in ‘c’, which is of
> non-class type ‘x::type’
>
> My feature request is to have the comma between "T = x" and "typename
> T::type = int" replaced by a semicolon.  In larger programs, the types
> given in the error message often themselves contain commas, while they
> do not typically contain semicolons.  Thus, this change would make the
> error messages easier to understand (and, in particular, to skim).

Thanks for the suggestion.  Please open a feature request at
http://gcc.gnu.org/bugzilla/ for this.  Otherwise I'm afraid this
suggestion will just be lost in the noise.

Ian