pr11390.ll 1.6 KB

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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. define fastcc void @cat_domain(i8* nocapture %name, i8* nocapture %domain, i8**
  6. nocapture %s) nounwind uwtable {
  7. entry:
  8. %call = tail call i64 @strlen(i8* %name) nounwind readonly
  9. %call1 = tail call i64 @strlen(i8* %domain) nounwind readonly
  10. %add = add i64 %call, 1
  11. %add2 = add i64 %add, %call1
  12. %add3 = add i64 %add2, 1
  13. %call4 = tail call noalias i8* @malloc(i64 %add3) nounwind
  14. store i8* %call4, i8** %s, align 8
  15. %tobool = icmp eq i8* %call4, null
  16. br i1 %tobool, label %return, label %if.end
  17. if.end: ; preds = %entry
  18. tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %call4, i8* %name, i64 %call, i32 1, i1 false)
  19. %arrayidx = getelementptr inbounds i8, i8* %call4, i64 %call
  20. store i8 46, i8* %arrayidx, align 1
  21. ; CHECK: store i8 46
  22. %add.ptr5 = getelementptr inbounds i8, i8* %call4, i64 %add
  23. tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %add.ptr5, i8* %domain, i64 %call1, i32 1, i1 false)
  24. %arrayidx8 = getelementptr inbounds i8, i8* %call4, i64 %add2
  25. store i8 0, i8* %arrayidx8, align 1
  26. br label %return
  27. return: ; preds = %if.end, %entry
  28. ret void
  29. }
  30. declare i64 @strlen(i8* nocapture) nounwind readonly
  31. declare noalias i8* @malloc(i64) nounwind
  32. declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture, i64, i32, i1) nounwind