llvm/test/Transforms/MergeFunc/address-spaces.ll

; RUN: opt -S -mergefunc < %s | FileCheck %s

target datalayout = "p:32:32:32-p1:32:32:32-p2:16:16:16"

declare void @foo(i32) nounwind

; None of these functions should be merged

define i32 @store_as0(i32* %x) {
; CHECK-LABEL: @store_as0(
; CHECK: call void @foo(
  %gep = getelementptr i32, i32* %x, i32 4
  %y = load i32, i32* %gep
  call void @foo(i32 %y) nounwind
  ret i32 %y
}

define i32 @store_as1(i32 addrspace(1)* %x) {
; CHECK-LABEL: @store_as1(
; CHECK: call void @foo(
  %gep = getelementptr i32, i32 addrspace(1)* %x, i32 4
  %y = load i32, i32 addrspace(1)* %gep
  call void @foo(i32 %y) nounwind
  ret i32 %y
}

define i32 @store_as2(i32 addrspace(2)* %x) {
; CHECK-LABEL: @store_as2(
; CHECK: call void @foo(
  %gep = getelementptr i32, i32 addrspace(2)* %x, i32 4
  %y = load i32, i32 addrspace(2)* %gep
  call void @foo(i32 %y) nounwind
  ret i32 %y
}