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      1 ; RUN: opt -basicaa -dse -S < %s | FileCheck %s
      2 ; PR11390
      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-n8:16:32:64-S128"
      4 target triple = "x86_64-unknown-linux-gnu"
      5 
      6 define fastcc void @cat_domain(i8* nocapture %name, i8* nocapture %domain, i8** 
      7 nocapture %s) nounwind uwtable {
      8 entry:
      9   %call = tail call i64 @strlen(i8* %name) nounwind readonly
     10   %call1 = tail call i64 @strlen(i8* %domain) nounwind readonly
     11   %add = add i64 %call, 1
     12   %add2 = add i64 %add, %call1
     13   %add3 = add i64 %add2, 1
     14   %call4 = tail call noalias i8* @malloc(i64 %add3) nounwind
     15   store i8* %call4, i8** %s, align 8
     16   %tobool = icmp eq i8* %call4, null
     17   br i1 %tobool, label %return, label %if.end
     18 
     19 if.end:                                           ; preds = %entry
     20   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %call4, i8* %name, i64 %call, i32 1, i1 false)
     21   %arrayidx = getelementptr inbounds i8, i8* %call4, i64 %call
     22   store i8 46, i8* %arrayidx, align 1
     23 ; CHECK: store i8 46
     24   %add.ptr5 = getelementptr inbounds i8, i8* %call4, i64 %add
     25   tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %add.ptr5, i8* %domain, i64 %call1, i32 1, i1 false)
     26   %arrayidx8 = getelementptr inbounds i8, i8* %call4, i64 %add2
     27   store i8 0, i8* %arrayidx8, align 1
     28   br label %return
     29 
     30 return:                                           ; preds = %if.end, %entry
     31   ret void
     32 }
     33 
     34 declare i64 @strlen(i8* nocapture) nounwind readonly
     35 
     36 declare noalias i8* @malloc(i64) nounwind
     37 
     38 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind
     39