llvm-6502/test/Transforms/DeadStoreElimination/context-sensitive.llx
2008-03-01 09:15:35 +00:00

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; RUN: llvm-as < %s | opt -dse | llvm-dis | not grep DEAD
declare void @ext()
define i32* @caller() {
%P = malloc i32 ; <i32*> [#uses=4]
%DEAD = load i32* %P ; <i32> [#uses=1]
%DEAD2 = add i32 %DEAD, 1 ; <i32> [#uses=1]
store i32 %DEAD2, i32* %P
call void @ext( )
store i32 0, i32* %P
ret i32* %P
}