[E0534] inline attribute was malformed

[MahadMuhammad]

Invalid number of inline attributes - E0534

Inline attribute takes one argument, but
more than one argument was found.

Running Testcases:

• gcc/testsuite/rust/compile/inline_2.rs

/home/mahad/Desktop/mahad/gccrs/gcc/testsuite/rust/compile/inline_2.rs:2:3: error: unknown inline option
    2 | #[inline(A)] // { dg-error "unknown inline option" }
      |   ^~~~~~
/home/mahad/Desktop/mahad/gccrs/gcc/testsuite/rust/compile/inline_2.rs:5:3: error: invalid number of arguments [E0534]
    5 | #[inline(A, B)] // { dg-error "invalid number of arguments" }
      |   ^~~~~~
      |   expected one argument
/home/mahad/Desktop/mahad/gccrs/gcc/testsuite/rust/compile/inline_2.rs:8:3: error: invalid number of arguments [E0534]
    8 | #[inline()] // { dg-error "invalid number of arguments" }
      |   ^~~~~~
      |   expected one argument

---

gcc/rust/ChangeLog:

* backend/rust-compile-base.cc (HIRCompileBase::handle_inline_attribute_on_fndecl): Added rich_location & error code.

gcc/testsuite/ChangeLog:

* rust/compile/inline_2.rs: Added new case.

[philberty]

LGTM