llvm/llvm/test/Transforms/SimplifyCFG/X86/bug-25299.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-globals
; RUN: opt < %s -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S | FileCheck %s

;; Test case for bug 25299, contributed by David Majnemer.

target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

define void @f(i1 %B) personality i1 undef {
; CHECK-LABEL: @f(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    call void @g()
; CHECK-NEXT:    br label [[CONTINUE:%.*]]
; CHECK:       continue:
; CHECK-NEXT:    call void @g()
; CHECK-NEXT:    br label [[CONTINUE]]
;
entry:
  invoke void @g()
  to label %continue unwind label %unwind

unwind:                                           ; preds = %entry
  %tmp101 = landingpad { ptr, i32 }
  cleanup
  br i1 %B, label %resume, label %then

then:                                             ; preds = %cleanup1
  br label %resume

resume:                                           ; preds = %cleanup2, %then, %cleanup1, %unwind
  %tmp104 = phi { ptr, i32 } [ %tmp101, %then ], [ %tmp106, %cleanup2 ], [ %tmp101, %unwind ]
  resume { ptr, i32 } %tmp104

continue:                                         ; preds = %entry, %continue
  invoke void @g()
  to label %continue unwind label %cleanup2

cleanup2:                                         ; preds = %continue
  %tmp106 = landingpad { ptr, i32 }
  cleanup
  br label %resume
}

declare void @g()