File: test_g_concat_vectors.mir

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#RUN: not --crash llc -o - -global-isel -run-pass=none -verify-machineinstrs %s 2>&1 | FileCheck %s
# REQUIRES: aarch64-registered-target
---
name:            g_concat_vectors
legalized:       true
regBankSelected: false
selected:        false
tracksRegLiveness: true
liveins:
body:             |
  bb.0:

    %0:_(<2 x s32>) = IMPLICIT_DEF
    %1:_(<2 x s32>) = IMPLICIT_DEF

    ; CHECK: Bad machine code: G_CONCAT_VECTOR num dest and source elements should match
    %2:_(<2 x s32>) = G_CONCAT_VECTORS %0, %1

    ; CHECK: Bad machine code: G_CONCAT_VECTOR requires at least 2 source operands
    %3:_(<2 x s32>) = G_CONCAT_VECTORS %1

    ; CHECK: *** Bad machine code: Explicit definition marked as use ***
    G_CONCAT_VECTORS %1, %1

...