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llvm-mirror/test/Transforms/DeadStoreElimination/2004-12-28-PartialStore.ll
2008-03-01 09:15:35 +00:00

14 lines
418 B
LLVM

; RUN: llvm-as < %s | opt -dse | llvm-dis | \
; RUN: grep {store i32 1234567}
; Do not delete stores that are only partially killed.
define i32 @test() {
%V = alloca i32 ; <i32*> [#uses=3]
store i32 1234567, i32* %V
%V2 = bitcast i32* %V to i8* ; <i8*> [#uses=1]
store i8 0, i8* %V2
%X = load i32* %V ; <i32> [#uses=1]
ret i32 %X
}