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Re: [WIP] glibc: Use /lib/ld-linux-armhf.so.3 for ARM's -mfloat-abi=hardABI.
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Roland McGrath <roland at hack dot frob dot com>
- Cc: Carlos O'Donell <carlos at systemhalted dot org>, libc-ports at sourceware dot org, libc-alpha at sourceware dot org
- Date: Mon, 7 May 2012 20:52:23 +0000 (UTC)
- Subject: Re: [WIP] glibc: Use /lib/ld-linux-armhf.so.3 for ARM's -mfloat-abi=hardABI.
- References: <4F886201.3040200@redhat.com> <4F886277.6000006@redhat.com><20120413173512.5D52B2C074@topped-with-meat.com><CADZpyiyr3d8VrBwp_WQyg1H_=w-8hyHw82Vck6U2kv49JtFxPg@mail.gmail.com><4F9515D5.60804@redhat.com> <4F99B990.7020300@mentor.com><Pine.LNX.4.64.1204262155510.30855@digraph.polyomino.org.uk><20120426220656.0CC302C0D3@topped-with-meat.com><CADZpyiw=iR9DURWUwY81FS-miA+gFNQdsK7Fkgo_GJAPzJ11+g@mail.gmail.com><CADZpyiwSnQmxsYRMW0zu2uusoq2xf4mVhTjZHUNs+aTq3herPg@mail.gmail.com><20120507184705.4E8D12C080@topped-with-meat.com><Pine.LNX.4.64.1205071908060.16050@digraph.polyomino.org.uk><20120507194124.BD4062C099@topped-with-meat.com>
On Mon, 7 May 2012, Roland McGrath wrote:
> What I was using in my earlier experiments was "Ubuntu 4.4.3-4ubuntu5.1" on
> x86_64-linux-gnu native. But I happen to have handy a GCC trunk from last
> week sometime built for --target=arm-linux-gnueabi:
>
> $ ./xgcc -B./ -E -dM -std=c99 -x assembler-with-cpp /dev/null | grep '#define [^_]'
Ah, it appears "-x assembler-with-cpp" is the critical thing here that
disables -std processing (I don't know why it does so, offhand).
--
Joseph S. Myers
joseph@codesourcery.com