llvm-6502/test/Transforms/InstCombine/2003-09-09-VolatileLoadElim.ll

8 lines
193 B
LLVM

; RUN: opt < %s -instcombine -S | grep load
define void @test(i32* %P) {
; Dead but not deletable!
%X = load volatile i32* %P ; <i32> [#uses=0]
ret void
}