1; RUN: opt < %s -deadargelim -S | not grep DEAD 2 3; Dead arg only used by dead retval 4define internal i32 @test(i32 %DEADARG) { 5 ret i32 %DEADARG 6} 7 8define i32 @test2(i32 %A) { 9 %DEAD = call i32 @test( i32 %A ) ; <i32> [#uses=0] 10 ret i32 123 11} 12 13define i32 @test3() { 14 %X = call i32 @test2( i32 3232 ) ; <i32> [#uses=1] 15 %Y = add i32 %X, -123 ; <i32> [#uses=1] 16 ret i32 %Y 17} 18 19