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Re: Unit at a time and C PCH
- From: Tom Tromey <tromey at redhat dot com>
- To: Diego Novillo <dnovillo at google dot com>
- Cc: Jan Hubicka <jh at suse dot cz>, gcc-patches at gcc dot gnu dot org, rguenther at suse dot de
- Date: Mon, 23 Jun 2008 12:12:54 -0600
- Subject: Re: Unit at a time and C PCH
- References: <20080618145341.GO7888@kam.mff.cuni.cz> <4859256E.4010904@google.com>
- Reply-to: tromey at redhat dot com
>>>>> "Diego" == Diego Novillo <dnovillo@google.com> writes:
Diego> OK. I'm almost tempted to go further and consider removing
Diego> no-unit-at-a-time completely. What are the cases where
Diego> -fno-unit-at-a-time is useful?
FWIW, on the incremental compiler branch, -fno-unit-at-a-time no
longer changes C parsing (it may still affect code generation). This
reveals a few test cases whose semantics depend on this switch.
Tom