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[Bug 1001468] eCos GNU tools 4.6.3
- From: bugzilla-daemon at bugs dot ecos dot sourceware dot org
- To: unassigned at bugs dot ecos dot sourceware dot org
- Date: Sat, 26 May 2012 16:37:07 +0100
- Subject: [Bug 1001468] eCos GNU tools 4.6.3
- Auto-submitted: auto-generated
- References: <bug-1001468-777@http.bugs.ecos.sourceware.org/>
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--- Comment #53 from Jonathan Larmour <jifl@ecoscentric.com> 2012-05-26 16:36:57 BST ---
(In reply to comment #52)
> (In reply to comment #51)
> >
> > Do we really need -mfloat-abi=hard? Do we have anything that uses it?
>
> -mfloat-abi=hard goes along with -mfpu=fpv4-sp-d16. Both flags have to be
> specified. The use case, Cortex-M4 arch for floating point is almost ready, I
> am doing final testing and my aim is to put it on Bugzilla within few days.
Ah ok, I assume you've designed the MULTILIB_EXCEPTIONS in such a way that
-mfloat-abi=hard is only there at the same time as -mfpu=fpv4-sp-d16 and
vice-versa. Since you'll have built it then of course -print-multi-lib will
verify this easily enough if you haven't already.
Thanks!
Jifl
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