llvm/test/Analysis/MemorySSA/pr44029.ll

   1 ; RUN: opt -passes=loop-simplifycfg -verify-memoryssa -S < %s | FileCheck %s
   2 ; REQUIRES: asserts
   3
   4 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
   5 target triple = "x86_64-unknown-linux-gnu"
   6
   7 declare i32 @eggs(...)
   8
   9 declare void @spam()
  10
  11 ; CHECK-LABEL: @f()
  12 define void @f() personality ptr @eggs {
  13 bb:
  14   invoke void @spam()
  15           to label %bb2 unwind label %bb4
  16
  17 bb2:                                              ; preds = %bb
  18   invoke void @spam()
  19           to label %bb8 unwind label %bb5
  20
  21 bb4:                                              ; preds = %bb
  22   %tmp = landingpad { ptr, i32 }
  23           cleanup
  24   resume { ptr, i32 } undef
  25
  26 bb5:                                              ; preds = %bb2
  27   %tmp6 = landingpad { ptr, i32 }
  28           cleanup
  29   unreachable
  30
  31 bb8:                                              ; preds = %bb13, %bb2
  32   br label %bb10
  33
  34 bb10:                                             ; preds = %bb8
  35   invoke void @spam()
  36           to label %bb11 unwind label %bb20
  37
  38 bb11:                                             ; preds = %bb10
  39   invoke void @spam()
  40           to label %bb12 unwind label %bb22
  41
  42 bb12:                                             ; preds = %bb11
  43   invoke void @spam()
  44           to label %bb13 unwind label %bb24
  45
  46 bb13:                                             ; preds = %bb12
  47   br label %bb8
  48
  49 bb20:                                             ; preds = %bb10
  50   %tmp21 = landingpad { ptr, i32 }
  51           cleanup
  52   unreachable
  53
  54 bb22:                                             ; preds = %bb11
  55   %tmp23 = landingpad { ptr, i32 }
  56           cleanup
  57   unreachable
  58
  59 bb24:                                             ; preds = %bb12
  60   %tmp25 = landingpad { ptr, i32 }
  61           cleanup
  62   unreachable
  63 }