|  | ; RUN: opt -S -mergefunc < %s | FileCheck %s | 
|  | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" | 
|  |  | 
|  | declare void @stuff() | 
|  |  | 
|  | define void @f0(i64 %p0) { | 
|  | entry: | 
|  | call void @stuff() | 
|  | call void @stuff() | 
|  | call void @stuff() | 
|  | ret void | 
|  | } | 
|  |  | 
|  | ; CHECK-LABEL: @f0 | 
|  | ; CHECK:  %2 = ptrtoint i64* %0 to i64 | 
|  | ; CHECK:  tail call void @f0(i64 %2) | 
|  | ; CHECK:  ret void | 
|  | define void @f1(i64 addrspace(0)* %p0) { | 
|  | entry: | 
|  | call void @stuff() | 
|  | call void @stuff() | 
|  | call void @stuff() | 
|  | ret void | 
|  | } | 
|  |  |