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; RUN: llc -mtriple armv7a--none-eabi -enable-ipra=false < %s | FileCheck %s
; RUN: llc -mtriple armv7a--none-eabi -enable-ipra=true < %s | FileCheck %s
define i32 @returns_r0(i32 returned %a) {
entry:
call void asm sideeffect "", "~{r0}"()
ret i32 %a
}
define i32 @test(i32 %a) {
; CHECK-LABEL: test:
entry:
; CHECK-NOT: r0
; CHECK: bl returns_r0
; CHECK-NOT: r0
%b = call i32 @returns_r0(i32 %a)
ret i32 %a
}
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