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      1 ; RUN: opt < %s -constprop -instcombine -S | not grep {call.*llvm.memcpy.i32}
      2 
      3 @h = constant [2 x i8] c"h\00"		; <[2 x i8]*> [#uses=1]
      4 @hel = constant [4 x i8] c"hel\00"		; <[4 x i8]*> [#uses=1]
      5 @hello_u = constant [8 x i8] c"hello_u\00"		; <[8 x i8]*> [#uses=1]
      6 
      7 define i32 @main() {
      8   %h_p = getelementptr [2 x i8]* @h, i32 0, i32 0
      9   %hel_p = getelementptr [4 x i8]* @hel, i32 0, i32 0
     10   %hello_u_p = getelementptr [8 x i8]* @hello_u, i32 0, i32 0
     11   %target = alloca [1024 x i8]
     12   %target_p = getelementptr [1024 x i8]* %target, i32 0, i32 0
     13   call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %h_p, i32 2, i32 2, i1 false)
     14   call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %hel_p, i32 4, i32 4, i1 false)
     15   call void @llvm.memcpy.p0i8.p0i8.i32(i8* %target_p, i8* %hello_u_p, i32 8, i32 8, i1 false)
     16   ret i32 0
     17 }
     18 
     19 declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
     20