third_party/llvm-7.0/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-11.ll

; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers  -S 2>&1 | FileCheck %s
; RUN: opt < %s -passes=rewrite-statepoints-for-gc -spp-print-base-pointers  -S 2>&1 | FileCheck %s

; CHECK: derived %next base %base_obj

declare void @do_safepoint()

define void @test(i64 addrspace(1)* %base_obj) gc "statepoint-example" {
entry:
  %obj = getelementptr i64, i64 addrspace(1)* %base_obj, i32 1
  br label %loop

loop:                                             ; preds = %loop, %entry
; CHECK-LABEL: loop:
; CHECK: phi i64 addrspace(1)*
; CHECK-DAG:  [ %base_obj.relocated.casted, %loop ] 
; CHECK-DAG:  [ %base_obj, %entry ]
; CHECK:  %current = phi i64 addrspace(1)* 
; CHECK-DAG:  [ %obj, %entry ]
; CHECK-DAG:  [ %next.relocated.casted, %loop ]
  %current = phi i64 addrspace(1)* [ %obj, %entry ], [ %next, %loop ]
  %next = getelementptr i64, i64 addrspace(1)* %current, i32 1
  call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
  br label %loop
}