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new testcase

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15259 91177308-0d34-0410-b5e6-96231b3b80d8
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Chris Lattner 2004-07-27 06:35:11 +00:00
parent 059f5a5e05
commit a9db34f13c
1 changed files with 15 additions and 0 deletions
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15
test/Analysis/GlobalsModRef/purecse.ll Normal file
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; Test that pure functions are cse'd away
; RUN: llvm-as < %s | opt -globalsmodref-aa -load-vn -gcse -instcombine -adce| llvm-dis | not grep call
int %pure(int %X) {
%Y = add int %X, 1
ret int %Y
}
int %test(int %X) {
%A = call int %pure(int %X)
%B = call int %pure(int %X)
%C = sub int %A, %B
ret int %C
}