[Bug target/115554] RISC-V: ICE in case of multiple target-arch attributes

[cmuellner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115554

--- Comment #1 from Christoph Müllner <cmuellner at gcc dot gnu.org> ---
Forgot to mention:
The ICE is triggered by an assertion in riscv_func_target_put(), which ensures
we don't have more than one target-arch attribute in one function declaration.