2010-02-25-MallocPromote.ll 675 B

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  1. ; PR6422
  2. ; RUN: opt -globalopt -S < %s
  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"
  4. target triple = "x86_64-unknown-linux-gnu"
  5. @fixLRBT = internal global i32* null ; <i32**> [#uses=2]
  6. declare noalias i8* @malloc(i32)
  7. define i32 @parser() nounwind {
  8. bb918:
  9. %malloccall.i10 = call i8* @malloc(i32 16) nounwind ; <i8*> [#uses=1]
  10. %0 = bitcast i8* %malloccall.i10 to i32* ; <i32*> [#uses=1]
  11. store i32* %0, i32** @fixLRBT, align 8
  12. %1 = load i32*, i32** @fixLRBT, align 8 ; <i32*> [#uses=0]
  13. %A = load i32, i32* %1
  14. ret i32 %A
  15. }