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Testcase for PR2032.

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llvm-svn: 47113
This commit is contained in:
Nick Lewycky 2008-02-14 07:15:11 +00:00
parent 0dd6ce5d3a
commit 12098ea401
1 changed files with 22 additions and 0 deletions
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test/Transforms/GVN/2008-02-13-NewPHI.ll Normal file
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; RUN: llvm-as < %s | opt -anders-aa -gvn
; PR2032
define i32 @sscal(i32 %n, double %sa1, float* %sx, i32 %incx) {
entry:
%sx_addr = alloca float* ; <float**> [#uses=3]
store float* %sx, float** %sx_addr, align 4
br label %bb33
bb: ; preds = %bb33
%tmp27 = load float** %sx_addr, align 4 ; <float*> [#uses=1]
store float 0.000000e+00, float* %tmp27, align 4
store float* null, float** %sx_addr, align 4
br label %bb33
bb33: ; preds = %bb, %entry
br i1 false, label %bb, label %return
return: ; preds = %bb33
%retval59 = load i32* null, align 4 ; <i32> [#uses=1]
ret i32 %retval59
}