Date: Sat, 7 Jun 2014 12:07:42 -0400 From: Adrian Chadd <adrian@freebsd.org> To: Ian Lepore <ian@freebsd.org> Cc: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org>, Olavi Kumpulainen <olavi.m.kumpulainen@gmail.com> Subject: Re: C++ exceptions in freebsd-arm doesn't seem to work Message-ID: <CAJ-VmomsNogAzk8j6ob8aA%2BmJeiO5TEF=FQnq=mNzsVPyt23xw@mail.gmail.com> In-Reply-To: <1402156516.20883.154.camel@revolution.hippie.lan> References: <BEAC4CFB-EC4F-456D-8173-2E34CCE3A2C1@gmail.com> <1402156516.20883.154.camel@revolution.hippie.lan>
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> Sadly, all I can do is confirm what you say: C++ exceptions don't work > on ARM EABI, not with clang and not with gcc. The only combo that works > is gcc and OABI, but with that combo you lose hardware floating point. > > There are rumours that this may be fixed in clang 3.5, but we apparently > can't import 3.5 because it can't be bootstrapped using gcc 4.2. I > haven't had time yet to learn how to build clang 3.5 out-of-tree to > confirm that exceptions work there. > If only we had a way to tell our build system to build the in-src-tree compiler suite using an external compiler toolchain. That'd make those problems go away. -a
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