kf6-ktexttemplate FTBFS on arm64 with -O2 (build-time testsuite segfaults)

[Emanuele Rocca]

On 2024-08-13 11:46, Aurélien COUDERC wrote:
> 2 tests are segfaulting:
>   The following tests FAILED:
>             2 - testbuiltins (SEGFAULT)
>             3 - testloadertags (SEGFAULT)
>   Errors while running CTest

This looks like a GCC 14 regression, see the initial analysis on
https://bugs.debian.org/1080974.

> As an additional data point, version 6.4.0 which in fact has exactly
> the same upstream code built successfully in experimental a couple of
> days ago. [3]

[...]

> [3] https://buildd.debian.org/status/fetch.php?pkg=kf6-ktexttemplate&arch=arm64&ver=6.4.0-1&stamp=1721388797&raw=0

>From the logs:

-- The CXX compiler identification is GNU 13.3.0