[Bug target/121875] LoongArch: Inlining A into B should be allowed if the target feature of A is a subset of B's

[chenglulu at loongson dot cn via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121875

--- Comment #2 from chenglulu <chenglulu at loongson dot cn> ---
Created attachment 62373
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=62373&action=edit
Implement hook TARGET_CAN_INLINE_P

I implemented the hook TARGET_CAN_INLINE_P and the test case in the question
can be tested.