File: asm-label.ll

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llvm-toolchain-21 1%3A21.1.6-3
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; RUN: llc -mtriple=x86_64-apple-darwin10 -O0 < %s | FileCheck %s

; test that we print a label that we use. We had a bug where
; we would print the jump, but not the label because it was considered
; a fall through.

; CHECK:        jmp     LBB0_9
; CHECK: LBB0_9:                                 ## %cleanup

; RUN: llc -filetype=obj -mtriple=x86_64 -O0 -save-temp-labels < %s | llvm-objdump -d - | FileCheck %s --check-prefix=SAVETEMP

; SAVETEMP:         jne {{.*}} <.LBB0_1>
; SAVETEMP-LABEL: <.LBB0_1>:

define void @foo(i1 %arg, i32 %arg2)  {
entry:
  br i1 %arg, label %land.lhs.true, label %if.end11

land.lhs.true:                                    ; preds = %entry
  br i1 %arg, label %if.then, label %if.end11

if.then:                                          ; preds = %land.lhs.true
  br i1 %arg, label %if.then9, label %if.end

if.then9:                                         ; preds = %if.then
  br label %cleanup

if.end:                                           ; preds = %if.then
  br label %cleanup

cleanup:                                          ; preds = %if.end, %if.then9
  switch i32 %arg2, label %default [
    i32 0, label %cleanup.cont
    i32 1, label %if.end11
  ]

cleanup.cont:                                     ; preds = %cleanup
  br label %if.end11

if.end11:                                         ; preds = %cleanup.cont, %cleanup, %land.lhs.true, %entry
  ret void

default:                                          ; preds = %cleanup
  br label %if.end11
}