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# RUN: llc -O0 -run-pass=legalizer %s -o - | FileCheck %s
--- |
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64--"
define void @test_anyext_crash() {
entry:
br label %block2
block2:
%0 = trunc i16 0 to i8
%1 = uitofp i8 %0 to double
br label %block2
}
...
---
name: test_anyext_crash
alignment: 2
legalized: false
registers:
- { id: 0, class: _, preferred-register: '' }
- { id: 1, class: _, preferred-register: '' }
- { id: 2, class: _, preferred-register: '' }
body: |
bb.1:
; Check we don't crash due to trying to legalize a dead instruction.
; CHECK-LABEL: test_anyext_crash
; CHECK-LABEL: bb.1:
successors: %bb.2
%0(s16) = G_CONSTANT i16 0
bb.2:
successors: %bb.2
%1(s8) = G_TRUNC %0(s16)
%2(s64) = G_UITOFP %1(s8)
G_BR %bb.2
...
|
