[llvm] pr/amdgpu closed world (PR #66488)

[Matt Arsenault via llvm-commits]

================
@@ -1,74 +1,75 @@
 ; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-; RUN: llc -global-isel -stop-after=irtranslator -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -verify-machineinstrs -o - %s | FileCheck -enable-var-scope %s
+; RUN: llc -global-isel -stop-after=irtranslator -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -verify-machineinstrs -o - %s | FileCheck -enable-var-scope --check-prefixes=SAMEC,CHECK %s
+; RUN: llc -global-isel -stop-after=irtranslator -attributor-assume-closed-world -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -verify-machineinstrs -o - %s | FileCheck -enable-var-scope --check-prefixes=SAMEC,CWRLD %s
----------------
arsenm wrote:

Why is this changing? The attributor no longer runs in the codegen pipeline 

https://github.com/llvm/llvm-project/pull/66488