Bug#1058849: linphone FTBFS with zxing-cpp 2.2.1

[Adrian Bunk]

Source: linphone
Version: 5.2.0-4
Severity: serious
Tags: ftbfs
Forwarded: https://gitlab.linphone.org/BC/public/liblinphone/-/commit/5cff6f87a82cea59041869a6d1ed391921ab589d

https://buildd.debian.org/status/logs.php?pkg=linphone&ver=5.2.0-4%2Bb1

...
In file included from /usr/include/ZXing/Flags.h:8,
                 from /usr/include/ZXing/BarcodeFormat.h:9,
                 from /<<PKGBUILDDIR>>/src/factory/factory.cpp:25:
/usr/include/ZXing/BitHacks.h:37:55: error: ‘is_integral_v’ is not a member of ‘std’; did you mean ‘is_integral’?
   37 | template<typename T, typename = std::enable_if_t<std::is_integral_v<T>>>
      |                                                       ^~~~~~~~~~~~~
      |                                                       is_integral
...