|  | ; RUN: opt -passes=mergefunc -S < %s | FileCheck %s | 
|  | ; RUN: opt -passes=mergefunc -S < %s | FileCheck -check-prefix=MERGE %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" | 
|  |  | 
|  | ; Afunc and Bfunc differ only in that one returns i64, the other a pointer. | 
|  | ; These should be merged. | 
|  | define internal i64 @Afunc(ptr %P, ptr %Q) { | 
|  | ; CHECK-LABEL: define internal i64 @Afunc | 
|  | store i32 4, ptr %P | 
|  | store i32 6, ptr %Q | 
|  | ret i64 0 | 
|  | } | 
|  |  | 
|  | define internal ptr @Bfunc(ptr %P, ptr %Q) { | 
|  | ; MERGE-NOT: @Bfunc | 
|  | store i32 4, ptr %P | 
|  | store i32 6, ptr %Q | 
|  | ret ptr null | 
|  | } | 
|  |  |