delete-dead-cast-inst.ll 806 B

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  1. ; RUN: opt -S -consthoist < %s | FileCheck %s
  2. target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
  3. target triple = "x86_64-apple-macosx10.9.0"
  4. %T = type { i32, i32, i32, i32 }
  5. define i32 @test1() nounwind {
  6. ; CHECK-LABEL: @test1
  7. ; CHECK: %const = bitcast i32 12345678 to i32
  8. ; CHECK-NOT: %base = inttoptr i32 12345678 to %T*
  9. ; CHECK-NEXT: %1 = inttoptr i32 %const to %T*
  10. ; CHECK-NEXT: %addr1 = getelementptr %T, %T* %1, i32 0, i32 1
  11. ; CHECK-NEXT: %addr2 = getelementptr %T, %T* %1, i32 0, i32 2
  12. ; CHECK-NEXT: %addr3 = getelementptr %T, %T* %1, i32 0, i32 3
  13. %base = inttoptr i32 12345678 to %T*
  14. %addr1 = getelementptr %T, %T* %base, i32 0, i32 1
  15. %addr2 = getelementptr %T, %T* %base, i32 0, i32 2
  16. %addr3 = getelementptr %T, %T* %base, i32 0, i32 3
  17. ret i32 12345678
  18. }