[llvm] [OpenMP] Add explicit attributes to every function declaration (PR #122399)

[Joseph Huber via llvm-commits]

================
@@ -20,9 +20,9 @@
 // another function but only inline assembly that performs some operation or
 // side-effect and then continues execution with something on the existing call
 // stack.
-//
-// TODO: Find a good place for this
-#pragma omp assumes ext_no_call_asm
+#pragma omp begin declare variant match(device = {kind(gpu)})
----------------
jhuber6 wrote:

Nothing actually, I can remove it.

https://github.com/llvm/llvm-project/pull/122399