> Do not add flags to export symbols from executables without the
ENABLE_EXPORTS
<https://cmake.org/cmake/help/v3.4/prop_tgt/ENABLE_EXPORTS.html#prop_tgt:ENABLE_EXPORTS>
target
property.
set_target_properties(${swift_binaries} properties ENABLE_EXPORTS 1) ?
I don't know if it's this simple though.
On Tue, Oct 25, 2016 at 8:51 PM, rintaro ishizaki via swift-dev <
swift-dev@swift.org> wrote:
> Hi all,
> I've noticed recent build of swift compiler doesn't show the stack dump on
> crash.
>
> Here is the result with October 25, 2016 snapshot.
> https://gist.github.com/rintaro/cb694898821fbbe8b02734862eb69534
>
> On macOS, the dump completely doesn't show up.
> On Linux, the dump shows up, but without symbols.
>
> As for Linux, I figured out that it's because of recent change in
> CMakeList.txt
> cmake_minimum_required(VERSION 3.4.3)
> Specifically, the policy change of CMP0065
> https://cmake.org/cmake/help/v3.4/policy/CMP0065.html
> backtrace_symbols_fd() needs symbols exported.
>
> As for macOS, I'm not sure why.
>
> I don't know what is the right way to fix this.
> cmake_policy(SET CMP0065 OLD)
> would fix the Linux build but ...
>
> Any thought?
>
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> swift-dev@swift.org
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>
>
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