llvm/llvm/test/Transforms/NewGVN/2008-12-09-SelfRemove.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 4
; RUN: opt < %s -passes=newgvn -S | FileCheck %s

target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin9.5"
  %struct.anon = type { ptr, i32 }
  %struct.d_print_info = type { i32, ptr, i32, i32, ptr, ptr, i32 }
  %struct.d_print_mod = type { ptr, ptr, i32, ptr }
  %struct.d_print_template = type { ptr, ptr }
  %struct.demangle_component = type { i32, { %struct.anon } }

define void @d_print_mod_list(ptr %dpi, ptr %mods, i32 %suffix) nounwind {
; CHECK-LABEL: define void @d_print_mod_list(
; CHECK-SAME: ptr [[DPI:%.*]], ptr [[MODS:%.*]], i32 [[SUFFIX:%.*]]) #[[ATTR0:[0-9]+]] {
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[TMP0:%.*]] = getelementptr [[STRUCT_D_PRINT_INFO:%.*]], ptr [[DPI]], i32 0, i32 1
; CHECK-NEXT:    br i1 false, label [[RETURN:%.*]], label [[BB:%.*]]
; CHECK:       bb:
; CHECK-NEXT:    br label [[BB21:%.*]]
; CHECK:       bb21:
; CHECK-NEXT:    br label [[BB21]]
; CHECK:       return:
; CHECK-NEXT:    store i8 poison, ptr null, align 1
; CHECK-NEXT:    ret void
;
entry:
  %0 = getelementptr %struct.d_print_info, ptr %dpi, i32 0, i32 1		; <ptr> [#uses=1]
  br i1 false, label %return, label %bb

bb:		; preds = %entry
  %1 = load ptr, ptr %0, align 4		; <ptr> [#uses=0]
  %2 = getelementptr %struct.d_print_info, ptr %dpi, i32 0, i32 1		; <ptr> [#uses=0]
  br label %bb21

bb21:		; preds = %bb21, %bb
  br label %bb21

return:		; preds = %entry
  ret void
}