File: named-reg-alloc.ll

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llvm-toolchain-17 1%3A17.0.6-22
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; RUN: not --crash llc -O0 < %s -march=avr 2>&1 | FileCheck %s

define void @foo() {
entry:
; CHECK: Invalid register name "r28".
  %val1 = call i8 @llvm.read_register.i8(metadata !0)
  ret void
}

declare i8 @llvm.read_register.i8(metadata)

!0 = !{!"r28"}