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16 lines
502 B
LLVM
16 lines
502 B
LLVM
; RUN: opt < %s -dse -S | not grep DEAD
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target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
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declare void @ext()
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define i32* @caller() {
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%P = malloc i32 ; <i32*> [#uses=4]
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%DEAD = load i32* %P ; <i32> [#uses=1]
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%DEAD2 = add i32 %DEAD, 1 ; <i32> [#uses=1]
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store i32 %DEAD2, i32* %P
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call void @ext( )
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store i32 0, i32* %P
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ret i32* %P
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}
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