GCC's statement expression extension

[Gabriel Dos Reis]

Nick Ing-Simmons <nik@tiuk.ti.com> writes:

| Michael Meissner <meissner@cygnus.com> writes:
| >
| >I think have seen PRs come in with big hairy macros that use statement
| >expressions, though not recently.  Of course the only way to find out is to
| >remove them from the compiler and see who complains.....
| 
| perl uses statement expressions (in C though mainly) when compiled with GCC.

IIRC, Perl-6.0 is written in C++ and I hope they aren't using
statement-expressions. 

-- Gaby
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