Michał Górny 091c11f29e [offload] gnu::format with variadic template functions is Clang-only (#124406)
Use `gnu::format` attribute only when compiling with Clang, as using it
against variadic template functions is a Clang extension and is not
supported by GCC.

See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77958

Fixes #119069

(cherry picked from commit 359a9131704277bce0f806de31ac887e68a66902)
2025-02-05 13:32:40 -08:00
..