llvm/test/Transforms/SimplifyCFG/unreachable-matching-successor.ll

   1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
   2 ; RUN: opt -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S < %s | FileCheck %s
   3
   4 define void @fn(i1 %c) {
   5 ; CHECK-LABEL: @fn(
   6 ; CHECK-NEXT:  entry:
   7 ; CHECK-NEXT:    ret void
   8 ;
   9 entry:
  10   ret void
  11
  12 unreachable_bb0:
  13   br i1 %c, label %unreachable_bb1, label %unreachable_bb1
  14 unreachable_bb1:
  15   br label %unreachable_bb0
  16 }