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New testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6978 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2003-06-29 17:18:59 +00:00
parent c151e4f415
commit b260eb82d7
1 changed files with 24 additions and 0 deletions
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24
test/Analysis/DSGraph/2003-06-29-NodeCollapsing.ll Normal file
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; RUN: as < %s | opt -no-aa -ds-aa -load-vn -gcse | dis | not grep load
%T = type { int*, int* }
int %main() {
%A = alloca %T
%B = alloca { %T }
%C = alloca %T*
%Bp = getelementptr { %T }* %B, long 0, ubyte 0
%i0 = alloca int
%i1 = alloca int
%Ap0 = getelementptr %T* %A, long 0, ubyte 0
%Ap1 = getelementptr %T* %A, long 0, ubyte 1
store int* %i0, int** %Ap0
store int* %i1, int** %Ap1
store int 0, int* %i0
store int 1, int* %i1
%RetVal = load int* %i0 ; This load should be deletable
store %T* %A, %T** %C
store %T* %Bp, %T** %C ; This store was causing merging to happen!
ret int %RetVal
}