llvm/llvm/test/Transforms/IndVarSimplify/sentinel.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=indvars -S < %s | FileCheck %s

target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"
target triple = "x86_64-unknown-linux-gnu"

define void @test() personality ptr @snork {
; CHECK-LABEL: @test(
; CHECK-NEXT:  bb:
; CHECK-NEXT:    br label [[BB4:%.*]]
; CHECK:       bb1:
; CHECK-NEXT:    br i1 true, label [[BB2:%.*]], label [[BB4]]
; CHECK:       bb2:
; CHECK-NEXT:    [[TMP3:%.*]] = phi i32 [ undef, [[BB1:%.*]] ]
; CHECK-NEXT:    ret void
; CHECK:       bb4:
; CHECK-NEXT:    [[TMP6:%.*]] = invoke i32 @quux() [ "deopt"(i32 0, i32 0, i32 0, i32 180, i32 0, i32 25, i32 0, i32 7, ptr null, i32 7, ptr null, i32 7, ptr null, i32 3, i32 undef, i32 3, i32 undef, i32 7, ptr null, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 4, double undef, i32 7, ptr null, i32 4, i64 undef, i32 7, ptr null, i32 0, ptr addrspace(1) undef, i32 3, i32 undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 7, ptr null) ]
; CHECK-NEXT:    to label [[BB7:%.*]] unwind label [[BB15:%.*]]
; CHECK:       bb7:
; CHECK-NEXT:    br label [[BB9:%.*]]
; CHECK:       bb9:
; CHECK-NEXT:    br i1 true, label [[BB1]], label [[BB9]]
; CHECK:       bb15:
; CHECK-NEXT:    [[TMP16:%.*]] = landingpad { ptr, i32 }
; CHECK-NEXT:    cleanup
; CHECK-NEXT:    ret void
;

bb:
  br label %bb4

bb1:                                              ; preds = %bb9
  %tmp = phi i32 [ %tmp12, %bb9 ]
  br i1 undef, label %bb2, label %bb4

bb2:                                              ; preds = %bb1
  %tmp3 = phi i32 [ %tmp, %bb1 ]
  ret void

bb4:                                              ; preds = %bb1, %bb
  %tmp5 = phi i32 [ %tmp8, %bb1 ], [ undef, %bb ]
  %tmp6 = invoke i32 @quux() #2 [ "deopt"(i32 0, i32 0, i32 0, i32 180, i32 0, i32 25, i32 0, i32 7, ptr null, i32 7, ptr null, i32 7, ptr null, i32 3, i32 %tmp5, i32 3, i32 undef, i32 7, ptr null, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 3, i32 undef, i32 4, double undef, i32 7, ptr null, i32 4, i64 undef, i32 7, ptr null, i32 0, ptr addrspace(1) undef, i32 3, i32 undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 0, ptr addrspace(1) undef, i32 7, ptr null) ]
  to label %bb7 unwind label %bb15

bb7:                                              ; preds = %bb4
  %tmp8 = add nsw i32 %tmp5, 1
  br label %bb9

bb9:                                              ; preds = %bb9, %bb7
  %tmp10 = phi i32 [ %tmp5, %bb7 ], [ %tmp13, %bb9 ]
  %tmp11 = phi i32 [ %tmp6, %bb7 ], [ %tmp12, %bb9 ]
  %tmp12 = add i32 %tmp11, -1
  %tmp13 = add nsw i32 %tmp10, 1
  %tmp14 = icmp sgt i32 %tmp10, 35
  br i1 %tmp14, label %bb1, label %bb9

bb15:                                             ; preds = %bb4
  %tmp16 = landingpad { ptr, i32 }
  cleanup
  ret void
}

declare ptr @snork()

declare i32 @quux()