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      1 ; RUN: opt < %s -instcombine -S | FileCheck %s
      2 
      3 ; Check we don't crash due to lack of target data.
      4 
      5 @G = constant [100 x i8] zeroinitializer
      6 
      7 declare void @bar(i8*)
      8 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
      9 
     10 define void @test() {
     11 ; CHECK: @test
     12 ; CHECK: llvm.memcpy
     13 ; CHECK: ret void
     14   %A = alloca [100 x i8]
     15   %a = getelementptr inbounds [100 x i8]* %A, i64 0, i64 0
     16   call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* getelementptr inbounds ([100 x i8]* @G, i64 0, i32 0), i64 100, i32 4, i1 false)
     17   call void @bar(i8* %a) readonly
     18   ret void
     19 }
     20