llvm-project/llvm/test/MachineVerifier/test_g_bitcast.mir

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#RUN: not --crash llc -mtriple=amdgcn-amd-amdhsa -o - -global-isel -run-pass=none -verify-machineinstrs %s 2>&1 | FileCheck %s
# REQUIRES: amdgpu-registered-target
---
name: test_bitcast
legalized: true
regBankSelected: false
selected: false
tracksRegLiveness: true
liveins:
body: |
bb.0:
; CHECK: Bad machine code: bitcast cannot convert between pointers and other types
%0:_(s64) = G_IMPLICIT_DEF
%1:_(p0) = G_BITCAST %0
; CHECK: Bad machine code: bitcast cannot convert between pointers and other
%2:_(p0) = G_IMPLICIT_DEF
%3:_(s64) = G_BITCAST %2
; CHECK: Bad machine code: bitcast sizes must match
%4:_(s32) = G_IMPLICIT_DEF
%5:_(s64) = G_BITCAST %4
; CHECK: Bad machine code: bitcast sizes must match
%6:_(s32) = G_IMPLICIT_DEF
%7:_(<3 x s8>) = G_BITCAST %6
; CHECK: Bad machine code: bitcast sizes must match
%8:_(p1) = G_IMPLICIT_DEF
%9:_(p3) = G_BITCAST %8
; CHECK: Bad machine code: bitcast sizes must match
%10:_(p1) = G_IMPLICIT_DEF
%11:_(p3) = G_BITCAST %8
; CHECK: Bad machine code: bitcast must change the type
%12:_(s64) = G_BITCAST %0
...