[llvm-dev] this ir code segfaults llvm in trunk

Andrew Kelley via llvm-dev llvm-dev at lists.llvm.org
Mon Feb 6 10:01:52 PST 2017

On Mon, Feb 6, 2017 at 12:48 PM, Tim Northover <t.p.northover at gmail.com>

> Oh, and I noticed you're targeting "armv8" in the actual .ll file.
> That's actually 32-bit ARM, which *may* be what you intended (RPi3 is
> a 64-bit v8 CPU but their provided OS runs in 32-bit mode for example)
> but is slightly odd.
> What you probably want is a full triple (specifying a sane ABI as
> well), in Thumb mode if you really do want 32-bit code. One of these
> for example:
>   + aarch64-linux-gnu (64-bit mode).
>   + thumbv8-linux-gnueabihf (32-bit mode).
> Even if you're not actually targeting Linux, those make for a
> known-sane starting point for ELF-based code.

Thanks for the tip - much appreciated.
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