basictest.ll 777 B

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  1. ; RUN: opt < %s -scalarrepl -S | FileCheck %s
  2. target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
  3. define i32 @test1() {
  4. %X = alloca { i32, float } ; <{ i32, float }*> [#uses=1]
  5. %Y = getelementptr { i32, float }, { i32, float }* %X, i64 0, i32 0 ; <i32*> [#uses=2]
  6. store i32 0, i32* %Y
  7. %Z = load i32, i32* %Y ; <i32> [#uses=1]
  8. ret i32 %Z
  9. ; CHECK-LABEL: @test1(
  10. ; CHECK-NOT: alloca
  11. ; CHECK: ret i32 0
  12. }
  13. ; PR8980
  14. define i64 @test2(i64 %X) {
  15. %A = alloca [8 x i8]
  16. %B = bitcast [8 x i8]* %A to i64*
  17. store i64 %X, i64* %B
  18. br label %L2
  19. L2:
  20. %Z = load i64, i64* %B ; <i32> [#uses=1]
  21. ret i64 %Z
  22. ; CHECK-LABEL: @test2(
  23. ; CHECK-NOT: alloca
  24. ; CHECK: ret i64 %X
  25. }