Add AIX to the test macro-same-context XFAIL list

Summary: Since the integrated assembly parser was not implemented yet for AIX and macro is not part of the native assembly dialect on AIX, the test macro-same-context is expected to fail for AIX; hence added AIX to XFAIL list.

Reviewers: hubert.reinterpretcast, daltenty, jasonliu

Reviewed By: daltenty

Subscribers: jasonliu, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D80232

llvm/test/MC/AsmParser/macro-same-context.ll

@@ -2,6 +2,9 @@
 ;; thus a definition is available to the whole file. PR36110
 ; RUN: not llc < %s 2>&1 | FileCheck %s
 ; REQUIRES: default_triple
+;; This test is expected to fail on AIX,
+;; since the integrated assembly parser was not implemented yet for AIX.
+; XFAIL: aix
 
 define void @test() {
   call void asm sideeffect ".macro FOO\0A.endm", "~{dirflag},~{fpsr},~{flags}"() #1