llvm-6502/test/Transforms/InstCombine/2003-09-09-VolatileLoadElim.ll
Chris Lattner ffd340c6b6 New testcase: do not DCE volatile loads!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8421 91177308-0d34-0410-b5e6-96231b3b80d8
2003-09-09 18:15:45 +00:00

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LLVM

; RUN: as < %s | opt -instcombine | dis | grep load
void %test(int* %P) {
%X = volatile load int* %P ; Dead but not deletable!
ret void
}