test/Isl/CodeGen/20100713_2.ll

   1 ; RUN: opt %loadPolly -polly-detect-unprofitable -polly-codegen-isl < %s
   2 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
   3 target triple = "x86_64-unknown-linux-gnu"
   4
   5 define hidden void @luaD_callhook() nounwind {
   6 entry:
   7   br i1 undef, label %bb, label %return
   8
   9 bb:                                               ; preds = %entry
  10   br i1 undef, label %bb1, label %return
  11
  12 bb1:                                              ; preds = %bb
  13   %0 = sub nsw i64 undef, undef                   ; <i64> [#uses=1]
  14   br i1 false, label %bb2, label %bb3
  15
  16 bb2:                                              ; preds = %bb1
  17   br label %bb4
  18
  19 bb3:                                              ; preds = %bb1
  20   br label %bb4
  21
  22 bb4:                                              ; preds = %bb3, %bb2
  23   br i1 undef, label %bb5, label %bb6
  24
  25 bb5:                                              ; preds = %bb4
  26   unreachable
  27
  28 bb6:                                              ; preds = %bb4
  29   %1 = getelementptr inbounds i8, i8* undef, i64 %0   ; <i8*> [#uses=0]
  30   ret void
  31
  32 return:                                           ; preds = %bb, %entry
  33   ret void
  34 }