File: ifcvt_simple_bad_zero_prob_succ.mir

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=thumbv7-apple-ios -run-pass=if-converter %s -o - | FileCheck %s

# We should only get bb.1 as successor to bb.1. No zero percent probability
# edge from bb.1 to bb.2. There shouldn't even be a bb.2 at all.

---
name:            f1
body:             |
  ; CHECK-LABEL: name: f1
  ; CHECK: bb.0:
  ; CHECK:   successors: %bb.1(0x80000000)
  ; CHECK: bb.1:
  ; CHECK:   successors: %bb.1(0x80000000)
  ; CHECK:   tBRIND $r1, 1 /* CC::ne */, $cpsr
  ; CHECK:   t2B %bb.1, 14 /* CC::al */, $noreg
  ; CHECK-NOT: bb.2:
  bb.0:

  bb.1:
    tBcc %bb.3, 0, $cpsr

  bb.2:

  bb.3:
    tBcc %bb.1, 0, $cpsr

  bb.4:
  successors: %bb.1
    tBRIND $r1, 14, _
...