test/Transforms/GVN/non-integral-pointers.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -gvn -S < %s | FileCheck %s

target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128-ni:4"
target triple = "x86_64-unknown-linux-gnu"

define void @f0(i1 %alwaysFalse, i64 %val, i64* %loc) {
; CHECK-LABEL: @f0(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    store i64 [[VAL:%.*]], i64* [[LOC:%.*]]
; CHECK-NEXT:    br i1 [[ALWAYSFALSE:%.*]], label [[NEVERTAKEN:%.*]], label [[ALWAYSTAKEN:%.*]]
; CHECK:       neverTaken:
; CHECK-NEXT:    [[LOC_BC:%.*]] = bitcast i64* [[LOC]] to i8 addrspace(4)**
; CHECK-NEXT:    [[PTR:%.*]] = load i8 addrspace(4)*, i8 addrspace(4)** [[LOC_BC]]
; CHECK-NEXT:    store i8 5, i8 addrspace(4)* [[PTR]]
; CHECK-NEXT:    ret void
; CHECK:       alwaysTaken:
; CHECK-NEXT:    ret void
;
  entry:
  store i64 %val, i64* %loc
  br i1 %alwaysFalse, label %neverTaken, label %alwaysTaken

  neverTaken:
  %loc.bc = bitcast i64* %loc to i8 addrspace(4)**
  %ptr = load i8 addrspace(4)*, i8 addrspace(4)** %loc.bc
  store i8 5, i8 addrspace(4)* %ptr
  ret void

  alwaysTaken:
  ret void
}

define i64 @f1(i1 %alwaysFalse, i8 addrspace(4)* %val, i8 addrspace(4)** %loc) {
; CHECK-LABEL: @f1(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    store i8 addrspace(4)* [[VAL:%.*]], i8 addrspace(4)** [[LOC:%.*]]
; CHECK-NEXT:    br i1 [[ALWAYSFALSE:%.*]], label [[NEVERTAKEN:%.*]], label [[ALWAYSTAKEN:%.*]]
; CHECK:       neverTaken:
; CHECK-NEXT:    [[LOC_BC:%.*]] = bitcast i8 addrspace(4)** [[LOC]] to i64*
; CHECK-NEXT:    [[INT:%.*]] = load i64, i64* [[LOC_BC]]
; CHECK-NEXT:    ret i64 [[INT]]
; CHECK:       alwaysTaken:
; CHECK-NEXT:    ret i64 42
;
  entry:
  store i8 addrspace(4)* %val, i8 addrspace(4)** %loc
  br i1 %alwaysFalse, label %neverTaken, label %alwaysTaken

  neverTaken:
  %loc.bc = bitcast i8 addrspace(4)** %loc to i64*
  %int = load i64, i64* %loc.bc
  ret i64 %int

  alwaysTaken:
  ret i64 42
}