|  | ; RUN: opt < %s -instcombine -S | FileCheck %s | 
|  | target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128" | 
|  |  | 
|  | define i1 @test1(i32 *%x) nounwind { | 
|  | entry: | 
|  | ; CHECK: test1 | 
|  | ; CHECK: ptrtoint i32* %x to i64 | 
|  | %0 = ptrtoint i32* %x to i1 | 
|  | ret i1 %0 | 
|  | } | 
|  |  | 
|  | define i32* @test2(i128 %x) nounwind { | 
|  | entry: | 
|  | ; CHECK: test2 | 
|  | ; CHECK: inttoptr i64 %0 to i32* | 
|  | %0 = inttoptr i128 %x to i32* | 
|  | ret i32* %0 | 
|  | } | 
|  |  | 
|  | ; PR3574 | 
|  | ; CHECK: f0 | 
|  | ; CHECK: %1 = zext i32 %a0 to i64 | 
|  | ; CHECK: ret i64 %1 | 
|  | define i64 @f0(i32 %a0) nounwind { | 
|  | %t0 = inttoptr i32 %a0 to i8* | 
|  | %t1 = ptrtoint i8* %t0 to i64 | 
|  | ret i64 %t1 | 
|  | } | 
|  |  |