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# RUN: not llc -mtriple=amdgcn-- -O0 -run-pass=legalizer -o - %s 2>&1 | FileCheck %s

# CHECK: LLVM ERROR: unable to legalize instruction: %1:_(s1), %2:_(s1) = G_UNMERGE_VALUES %0:_(<2 x s1>) (in function: test_unmerge_v2s1)

---
name: test_unmerge_v2s1
body: |
  bb.0:
    %0:_(<2 x s1>) = G_IMPLICIT_DEF
    %1:_(s1), %2:_(s1) = G_UNMERGE_VALUES %0
    S_NOP 0, implicit %1
    S_NOP 0, implicit %2
...