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