llvm/test/Transforms/Scalarizer/opaque-ptr-bug.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt %s -passes='scalarizer,dce' -S -scalarize-load-store -o - | FileCheck %s

; This used to crash because the same (pointer) value was scattered by
; different amounts.

define void @test1(ptr %p) {
; CHECK-LABEL: @test1(
; CHECK-NEXT:    [[P_I12:%.*]] = getelementptr i16, ptr [[P:%.*]], i32 1
; CHECK-NEXT:    [[P_I11:%.*]] = getelementptr i32, ptr [[P]], i32 1
; CHECK-NEXT:    [[P_I2:%.*]] = getelementptr i32, ptr [[P]], i32 2
; CHECK-NEXT:    [[P_I3:%.*]] = getelementptr i32, ptr [[P]], i32 3
; CHECK-NEXT:    store i32 0, ptr [[P]], align 8
; CHECK-NEXT:    [[P_I1:%.*]] = getelementptr i32, ptr [[P]], i32 1
; CHECK-NEXT:    store i32 0, ptr [[P_I1]], align 4
; CHECK-NEXT:    store i32 0, ptr [[P]], align 16
; CHECK-NEXT:    store i32 0, ptr [[P_I11]], align 4
; CHECK-NEXT:    store i32 0, ptr [[P_I2]], align 8
; CHECK-NEXT:    store i32 0, ptr [[P_I3]], align 4
; CHECK-NEXT:    store i16 0, ptr [[P]], align 4
; CHECK-NEXT:    store i16 0, ptr [[P_I12]], align 2
; CHECK-NEXT:    ret void
;
  store <2 x i32> zeroinitializer, ptr %p
  store <4 x i32> zeroinitializer, ptr %p
  store <2 x i16> zeroinitializer, ptr %p
  ret void
}