llvm-project/llvm/test/Feature/undefined.ll

; RUN: llvm-as < %s | llvm-dis > %t1.ll
; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
; RUN: diff %t1.ll %t2.ll
; RUN: FileCheck %s < %t1.ll

@X = global i32 undef           ; <i32*> [#uses=0]

declare i32 @atoi(i8*)

define i32 @test() {
        ret i32 undef
}

define i32 @test2() {
        %X = add i32 undef, 1           ; <i32> [#uses=1]
        ret i32 %X
}


; Check that there is a newline between functions.

; CHECK: @X = global
; CHECK-EMPTY:
; CHECK: declare i32 @atoi(i8*)
; CHECK-EMPTY:
; CHECK: define i32 @test() {
; CHECK: {{^[}]}}
; CHECK-EMPTY:
; CHECK: define i32 @test2() {
; CHECK: {{^[}]}}