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New testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12518 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2004-03-25 22:59:06 +00:00
parent 698c4a4bbb
commit f6e59410ee
1 changed files with 13 additions and 0 deletions
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13
test/Transforms/InstCombine/getelementptr_const.ll Normal file
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; Test folding of constantexpr geps into normal geps.
; RUN: llvm-as < %s | opt -instcombine -gcse -instcombine | llvm-dis | not grep getelementptr
%Array = external global [40 x int]
int %test(long %X) {
%A = getelementptr int* getelementptr ([40 x int]* %Array, long 0, long 0), long %X
%B = getelementptr [40 x int]* %Array, long 0, long %X
%a = cast int* %A to int
%b = cast int* %B to int
%c = sub int %a, %b
ret int %c
}