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      1 ; RUN: llc -mtriple i386-pc-win32 < %s | FileCheck %s
      2 ; RUN: llc -mtriple i386-pc-mingw32 < %s | FileCheck %s
      3 ;
      4 ; RUN: llc -mtriple i386-pc-mingw32 -O0 < %s | FileCheck %s -check-prefix=FAST
      5 ; PR6275
      6 ;
      7 ; RUN: opt -mtriple i386-pc-win32 -O3 -S < %s | FileCheck %s -check-prefix=OPT
      8 
      9 @Var1 = external dllimport global i32
     10 @Var2 = available_externally dllimport unnamed_addr constant i32 1
     11 
     12 declare dllimport void @fun()
     13 
     14 define available_externally dllimport void @inline1() {
     15 	ret void
     16 }
     17 
     18 define available_externally dllimport void @inline2() alwaysinline {
     19 	ret void
     20 }
     21 
     22 declare dllimport x86_stdcallcc void @stdfun() nounwind
     23 declare dllimport x86_fastcallcc void @fastfun() nounwind
     24 declare dllimport x86_thiscallcc void @thisfun() nounwind
     25 
     26 declare void @dummy(...)
     27 
     28 define void @use() nounwind {
     29 ; CHECK:     calll *__imp__fun
     30 ; FAST:      movl  __imp__fun, [[R:%[a-z]{3}]]
     31 ; FAST-NEXT: calll *[[R]]
     32   call void @fun()
     33 
     34 ; CHECK: calll *__imp__inline1
     35 ; CHECK: calll *__imp__inline2
     36   call void @inline1()
     37   call void @inline2()
     38 
     39 ; CHECK: calll *__imp__stdfun@0
     40 ; CHECK: calll *__imp_@fastfun@0
     41 ; CHECK: calll *__imp__thisfun
     42   call void @stdfun()
     43   call void @fastfun()
     44   call void @thisfun()
     45 
     46 ; available_externally uses go away
     47 ; OPT-NOT: call void @inline1()
     48 ; OPT-NOT: call void @inline2()
     49 ; OPT-NOT: load i32, i32* @Var2
     50 ; OPT: call void (...) @dummy(i32 %1, i32 1)
     51 
     52 ; CHECK-DAG: movl __imp__Var1, [[R1:%[a-z]{3}]]
     53 ; CHECK-DAG: movl __imp__Var2, [[R2:%[a-z]{3}]]
     54   %1 = load i32, i32* @Var1
     55   %2 = load i32, i32* @Var2
     56   call void(...) @dummy(i32 %1, i32 %2)
     57 
     58   ret void
     59 }
     60 
     61 ; CHECK: _fp:
     62 ; CHECK-NEXT: .long _fun
     63 @fp = constant void ()* @fun
     64