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      1 ; RUN: opt -ipsccp -S < %s | FileCheck %s
      2 ; PR6414
      3 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"
      4 target triple = "x86_64-unknown-linux-gnu"
      5 
      6 define internal i32 ()* @f() {
      7   ret i32 ()* @g
      8 }
      9 
     10 define internal i32 @g() {
     11   ret i32 8
     12 }
     13 
     14 ; CHECK: internal i32 @g()
     15 ; CHECK-NEXT: ret i32 8
     16 
     17 define internal void @outer_mod() {
     18   %1 = call i32 ()* () @f()                      ; <i32 ()*> [#uses=1]
     19   %2 = call i32 %1()                              ; <i32> [#uses=0]
     20   ret void
     21 }
     22 
     23 define internal void @module_init() {
     24   call void @register_outer_mod(void ()* @outer_mod)
     25   ret void
     26 }
     27 
     28 declare void @register_outer_mod(void ()*)
     29 
     30 define i32 @main() {
     31   ret i32 0
     32 }
     33