devirtualize-2.ll 745 B

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  1. ; RUN: opt < %s -inline -S | FileCheck %s
  2. ; PR4834
  3. define i32 @test1() {
  4. %funcall1_ = call fastcc i32 ()* () @f1()
  5. %executecommandptr1_ = call i32 %funcall1_()
  6. ret i32 %executecommandptr1_
  7. }
  8. define internal fastcc i32 ()* @f1() nounwind readnone {
  9. ret i32 ()* @f2
  10. }
  11. define internal i32 @f2() nounwind readnone {
  12. ret i32 1
  13. }
  14. ; CHECK: @test1()
  15. ; CHECK-NEXT: ret i32 1
  16. declare i8* @f1a(i8*) ssp align 2
  17. define internal i32 @f2a(i8* %t) inlinehint ssp {
  18. entry:
  19. ret i32 41
  20. }
  21. define internal i32 @f3a(i32 (i8*)* %__f) ssp {
  22. entry:
  23. %A = call i32 %__f(i8* undef)
  24. ret i32 %A
  25. }
  26. define i32 @test2(i8* %this) ssp align 2 {
  27. %X = call i32 @f3a(i32 (i8*)* @f2a) ssp
  28. ret i32 %X
  29. }
  30. ; CHECK-LABEL: @test2(
  31. ; CHECK-NEXT: ret i32 41