| ; RUN: opt < %s -dse -S | not grep DEAD | |
| 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" | |
| 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 | |
| } | |